summaryrefslogtreecommitdiff
path: root/fonts/amsfonts/source/bsymbols.mf
blob: be36a1707306ff8af42f5e9b0dafb343266ab441 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
%% filename: bsymbols.mf
%% version: 2.2
%% date: 1995/01/04
%%
%% American Mathematical Society
%% Technical Support
%% Publications Technical Group
%% 201 Charles Street
%% Providence, RI 02904
%% USA
%% tel: (401) 455-4080
%%      (800) 321-4267 (USA and Canada only)
%% fax: (401) 331-3842
%% email: tech-support@ams.org
%%
%% Copyright 1995, 2009 American Mathematical Society.
%%
%% This Font Software is licensed under the SIL Open Font License,
%% Version 1.1.  This license is in the accompanying file OFL.txt, and
%% is also available with a FAQ at: http://scripts.sil.org/OFL.
%% 
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% This file defines the symbols of AMS special MSB font. 

def char_negate(suffix c,t,b) = %c is center point; t is top point; b is bottom
pickup rule.nib;
w-x.t=x.b; y.t-y.c=y.c-y.b; draw z.t--z.b;
penlabels(t,c,b); enddef;
def char_center(suffix c) = % find center of type character
x.c=w/2; y.c=.5[-d,h]; enddef;

cmchar "Less than or not (double) equals sign";  
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; 
compute_spread(5/4x_height#,3/2x_height#);  
beginchar(oct"000",14u#,v_center(2spread#'+spread#+2rule_thickness#)); 
italcorr h#*slant-u#; adjust_fit(0,0); pickup rule.nib;  
lft x2=hround 1.5u-eps; x1=x3=w-x2; y1-y3=spread; 
y2=.5[y1,y3]; top y1=h; 
x2=x9=x7; x1=x8=x6; y7=y6; y8=y9; 
y7-y9=spread'; top y3-bot y6=spread'; 
draw z1--z2--z3;  % diagonals  
draw z6--z7; draw z8--z9; % equal sign 
z.c=.5[z7,z8]; x.t=x.c; y.t=2/3[y6,y3];
char_negate(c,t,b);
penlabels(1,2,3,6,7,8,9); endchar; 

cmchar "Greater than or not (double) equals sign"; 
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; 
compute_spread(5/4x_height#,3/2x_height#); 
beginchar(oct"001",14u#,v_center(2spread#'+spread#+2rule_thickness#)); 
italcorr h#*slant-u#; adjust_fit(0,0); pickup rule.nib;  
rt x2=hround(w-1.5u)+eps; x1=x3=w-x2; y1-y3=spread;  
x2=x7=x9; x1=x6=x8; y6=y7; y8=y9; 
y2=.5[y1,y3]; top y3-bot y6=spread'; top y1=h; 
y7-y9=spread'; 
draw z1--z2--z3;  % diagonals 
draw z6--z7; draw z8--z9; 
z.c=.5[z7,z8]; x.t=x.c; y.t=2/3[y6,y3];
char_negate(c,t,b);
penlabels(1,2,3,6,7,8,9); endchar;  
 
cmchar "Not less than or equal to sign";
compute_spread(.45x_height#,.55x_height#);
spread#':=spread#; spread':=spread; % the spread of `$=$'
compute_spread(5/4x_height#,3/2x_height#);
beginchar(oct"002",14u#,v_center(spread#'+spread#+rule_thickness#+6u#));
italcorr h#*slant-u#;
adjust_fit(0,0); pickup rule.nib;
lft x2=hround 1.5u-eps; x1=x3=w-x2;
y1-y3=spread; y2=.5[y1,y3]; top y1=h-3u;
draw z1--z2--z3;  % diagonals
x8=x1; x9=x2; y8=y9; y3-y9=spread'; draw z8--z9;  % bar
char_center(100); x101=w-3u; y101=y1+3u;
char_negate(100,101,102);
labels(1,2,3,8,9,99,100); endchar;

cmchar "Not greater than or equal to sign";
compute_spread(.45x_height#,.55x_height#);
spread#':=spread#; spread':=spread; % the spread of `$=$'
compute_spread(5/4x_height#,3/2x_height#);
beginchar(oct"003",14u#,v_center(spread#'+spread#+rule_thickness#+6u#));
italcorr h#*slant-u#;
adjust_fit(0,0); pickup rule.nib;
lft x1=hround 1.5u-eps; x2=w-x1; x3=x1;
y1-y3=spread; y2=.5[y1,y3]; top y1=h-3u;
draw z1--z2--z3;  % diagonals
x8=x1; x9=x2; y8=y9; y3-y9=spread'; draw z8--z9;  % bar
char_center(100); x101=w-3u; y101=y1+3u;
char_negate(100,101,102);
labels(1,2,3,8,9,99,100); endchar; 

cmchar "Not less than sign";
compute_spread(5/4x_height#,3/2x_height#);
beginchar(oct"004",14u#,v_center(spread#+rule_thickness#+6u#));
italcorr h#*slant-u#;
adjust_fit(0,0); pickup rule.nib;
lft x2=hround 1.5u-eps; x1=x3=w-x2;
y1-y3=spread; y2=.5[y1,y3]=math_axis;
draw z1--z2--z3;  % diagonals
char_center(100); x101=w-3u; y101=y1+3u;
char_negate(100,101,102);
labels(1,2,3); endchar; 

cmchar "Not greater than sign";
compute_spread(5/4x_height#,3/2x_height#);
beginchar(oct"005",14u#,v_center(spread#+rule_thickness#+6u#));
italcorr math_axis#*slant-u#;
adjust_fit(0,0); pickup rule.nib;
rt x2=hround(w-1.5u)+eps; x1=x3=w-x2;
y1-y3=spread; y2=.5[y1,y3]=math_axis;
draw z1--z2--z3;  % diagonals
char_center(100); x101=w-3u; y101=y1+3u;
char_negate(100,101,102);
labels(1,2,3,99,100); endchar;

cmchar "Not precedes sign";
compute_spread(5/4x_height#,3/2x_height#);
beginchar(oct"006",14u#,v_center(spread#+rule_thickness#+6u#));
adjust_fit(0,0); pickup rule.nib; autorounded;
lft x2=hround 1.5u-epsilon; x1=x3=w-x2;
y1-y3=spread; y2=.5[y1,y3]; top y1=h-3u;
draw z1{-u,-spread}...{left}z2;  % upper diagonal
draw z3{-u,spread}...{left}z2;  % lower diagonal
char_center(100); x101=w-3u; y101=y1+3u;
char_negate(100,101,102);
labels(1,2,3,99,100); endchar;

cmchar "Not follows sign";
compute_spread(5/4x_height#,3/2x_height#);
beginchar(oct"007",14u#,v_center(spread#+rule_thickness#+6u#));
adjust_fit(0,0); pickup rule.nib; autorounded;
lft x1=hround 1.5u-epsilon; x2=w-x1; x3=x1;
y1-y3=spread; y2=.5[y1,y3]; top y1=h-3u;
draw z1{u,-spread}...{right}z2;  % upper diagonal
draw z3{u,spread}...{right}z2;  % lower diagonal
char_center(100); x101=w-3u; y101=y1+3u;
char_negate(100,101,102);
labels(1,2,3,99,100); endchar;

cmchar "Less than or slanted not (double) equals sign";  
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; 
compute_spread(5/4x_height#,3/2x_height#);  
beginchar(oct"010",14u#,v_center(2spread#'+spread#+2rule_thickness#)); 
italcorr h#*slant-u#; adjust_fit(0,0); pickup rule.nib;  
lft x2=hround 1.5u-eps; x1=x3=w-x2; y1-y3=spread; 
y2=.5[y1,y3]; top y1=h; 
x2=x9=x7; x1=x8=x6; y7=y6; y8=y9; 
y7-y9=spread'; top y3-bot y6=spread'; 
draw z1--z2--z3;  % diagonals  
draw z6--z7; draw z8--z9; % equal sign 
z.c=.5[z7,z8]; x.t=2/3[x.c, x3]; y.t=2/3[y6,y3];
char_negate(c,t,b);
penlabels(1,2,3,6,7,8,9); endchar; 

cmchar "Greater than or slanted not  (double) equals sign"; 
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; 
compute_spread(5/4x_height#,3/2x_height#); 
beginchar(oct"011",14u#,v_center(2spread#'+spread#+2rule_thickness#)); 
italcorr h#*slant-u#; adjust_fit(0,0); pickup rule.nib;  
rt x2=hround(w-1.5u)+eps; x1=x3=w-x2; y1-y3=spread;  
x2=x7=x9; x1=x6=x8; y6=y7; y8=y9; 
y2=.5[y1,y3]; top y3-bot y6=spread'; top y1=h; 
y7-y9=spread'; 
draw z1--z2--z3;  % diagonals 
draw z6--z7; draw z8--z9; 
z.c=.5[z7,z8]; x.t=2/3[x.c, w-x3]; y.t=2/3[y6,y3];
char_negate(c,t,b);
penlabels(1,2,3,6,7,8,9); endchar;  

cmchar "Not less than or (slanted) equal sign";  
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; 
compute_spread(5/4x_height#,3/2x_height#);  
beginchar(oct"012",14u#,v_center(spread#'+spread#+rule_thickness#+6u#)); 
italcorr h#*slant-u#; adjust_fit(0,0); pickup rule.nib;  
lft x2=hround 1.5u-eps; x1=x3=w-x2; y1-y3=spread; 
y2=.5[y1,y3]; y3-y8=y2-y9=spread'; top y1=h-3u; 
x2=x9; x1=x8; 
draw z1--z2--z3;  % diagonals  
draw z8--z9; % equal sign 
char_center(c); x.t=w-3u; y.t=y1+3u;
char_negate(c,t,b);
penlabels(1,2,3,8,9); endchar; 

cmchar "Not greater than or (slanted) equal sign"; 
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; 
compute_spread(5/4x_height#,3/2x_height#); 
beginchar(oct"13",14u#,v_center(spread#'+spread#+rule_thickness#+6u#)); 
italcorr h#*slant-u#; adjust_fit(0,0); pickup rule.nib;  
rt x2=hround(w-1.5u)+eps; x1=x3=w-x2; y1-y3=spread;  
x2=x9; x1=x8; 
y2=.5[y1,y3]; y3-y8=y2-y9=spread'; top y1=h-3u; 
draw z1--z2--z3;  % diagonals 
draw z8--z9; 
char_center(c); x.t=w-3u; y.t=y1+3u;
char_negate(c,t,b);
penlabels(1,2,3,8,9); endchar;  

cmchar "Less than or not equal to sign"; 
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; % the spread of `$=$' 
compute_spread(5/4x_height#,3/2x_height#); 
beginchar(oct"014",14u#,v_center(spread#'+spread#+rule_thickness#)); 
italcorr h#*slant-u#; adjust_fit(0,0); pickup rule.nib; lft 
x2=hround 1.5u-eps; x1=x3=w-x2; y1-y3=spread; y2=.5[y1,y3]; 
top y1=h; draw z1--z2--z3;  % diagonals 
x8=x1; x9=x2; y8=y9; 
y3-y9=spread'; draw z8--z9;  % bar
x100=w/2; y100=y8; % center point
y101=.5[y8,y3]; x101-x100=y101-y100;
char_negate(100,101,102);
labels(1,2,3,8,9); endchar; 

cmchar "Greater than or not equal to sign"; 
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; % the spread of `$=$' 
compute_spread(5/4x_height#,3/2x_height#); 
beginchar(oct"015",14u#,v_center(spread#'+spread#+rule_thickness#)); 
italcorr h#*slant-u#; adjust_fit(0,0); pickup rule.nib; lft 
x1=hround 1.5u-eps; x2=w-x1; x3=x1; y1-y3=spread; 
y2=.5[y1,y3]; top y1=h; draw z1--z2--z3;  % diagonals 
x8=x1; 
x9=x2; y8=y9; y3-y9=spread'; draw z8--z9;  % bar 
x100=w/2; y100=y8; % center point
y101=.5[y8,y3]; x101-x100=y101-y100;
char_negate(100,101,102);
labels(1,2,3,8,9); endchar; 

cmchar "Not precedes or equals sign"; 
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; % the spread of `$=$' 
compute_spread(5/4x_height#,3/2x_height#); 
beginchar(oct"016",14u#,v_center(spread#'+spread#+rule_thickness#+6u#)); 
adjust_fit(0,0); pickup rule.nib; autorounded; lft x2=hround 
1.5u-eps; x1=x3=w-x2; y1-y3=spread; y2=.5[y1,y3]; top y1=h-3u; 
draw z1{-u,-spread}...{left}z2;  % upper diagonal 
draw z3{-u,spread}...{left}z2;  % lower diagonal 
x8=x1; x9=x2; 
y8=y9; y3-y9=spread'; draw z8--z9;  % bar 
char_center(100); x101=w-3u; y101=y1+3u;
char_negate(100,101,102);
labels(1,2,3,8,9,99,100); endchar; 

cmchar "Not follows or equals sign"; 
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; % the spread of `$=$' 
compute_spread(5/4x_height#,3/2x_height#); 
beginchar(oct"017",14u#,v_center(spread#'+spread#+rule_thickness#+6u#)); 
adjust_fit(0,0); pickup rule.nib; autorounded; lft x1=hround 
1.5u-eps; x2=w-x1; x3=x1; y1-y3=spread; y2=.5[y1,y3]; top 
y1=h-3u; draw z1{u,-spread}...{right}z2;  % upper diagonal 
draw z3{u,spread}...{right}z2;  % lower diagonal 
x8=x1; x9=x2; 
y8=y9; y3-y9=spread'; draw z8--z9;  % bar 
char_center(100); x101=w-3u; y101=y1+3u;
char_negate(100,101,102);
labels(1,2,3,8,9,99,100); endchar; 

cmchar "Precedes or not approximately equals sign";  
compute_spread(.45x_height#,.55x_height#);  
spread#':=spread#; spread':=spread; 
compute_spread(.54x_height#,.55x_height#);
spread#'':=spread#; spread'':=spread;
compute_spread(5/4 x_height#,3/2 x_height#); 
beginchar(oct"020",14u#,v_center(spread#'+spread#+spread#'')); 
adjust_fit(0,0); pickup rule.nib; autorounded; 
lft x2=hround 1.5u-eps; x1=x3=w-x2;  
y1-y3=spread; y2=.5[y1,y3]; top y1=h; 
draw z1{-u,-spread}...{left}z2; %upper `diagonal' 
draw z3{-u,spread}...{left}z2; % lower diagonal 
pickup pencircle xscaled .7rule_thickness yscaled 
1.4rule_thickness; 
if vair#>.8curve#: pickup rule.nib; autorounded; fi 
lft x11=hround u; x12=4u; x13=w-x12; x14=w-x11; 
bot y11=bot y13; top y12=top y14;  
top y12-bot y11=spread'';  
 y3-y14=spread'; 
draw z11{up}...z12{right}..{right}z13...{up}z14; 
x.c=w/2; y.c=.5[y12,y13]; x.t=3/8[x.c,x14]; y.t=2/3[y12,y3];
char_negate(c,t,b);
penlabels(1,2,3,11,12,13,14); endchar; 

cmchar "Follows or not equals sign";  
compute_spread(.45x_height#,.55x_height#);  
spread#':=spread#; spread':=spread;         % spread of similarity sign 
compute_spread(.54 x_height#,.66 x_height#); 
spread#'':=spread#; spread'':=spread;       % spread between symbols
compute_spread(5/4 x_height#,3/2 x_height#); % spread of follows sign
beginchar(oct"021",14u#,v_center(spread#'+spread#+spread#'')); 
adjust_fit(0,0); pickup rule.nib; autorounded; 
lft x1=hround 1.5u-eps; x1=x3; x2=w-x1; 
y1-y3=spread; y2=.5[y1,y3]; top y1=h; 
draw z1{u,-spread}...{right}z2; %upper `diagonal' 
draw z3{u,spread}...{right}z2; % lower diagonal 
pickup pencircle xscaled .7rule_thickness yscaled 
1.4rule_thickness; 
if vair#>.8curve#: pickup rule.nib; autorounded; fi 
lft x11=hround u; x12=4u; x13=w-x12; x14=w-x11; 
bot y11=bot y13; top y12=top y14;  
top y12-bot y11=spread'';  
y3-y14=spread'; 
draw z11{up}...z12{right}..{right}z13...{up}z14; 
x.c=w/2; y.c=.5[y12,y13]; x.t=3/8[x.c,x14]; y.t=2/3[y12,y3];
char_negate(c,t,b);
penlabels(1,2,3,11,12,13,14); endchar; 
 


cmchar "Less than or not similar to sign";  
compute_spread(.45x_height#,.55x_height#);  
spread#':=spread#; spread':=spread; 
compute_spread(.54x_height#,.55x_height#);
spread#'':=spread#; spread'':=spread;
compute_spread(5/4 x_height#,3/2 x_height#); 
beginchar(oct"022",14u#,v_center(spread#'+spread#+spread#'')); 
adjust_fit(0,0); pickup rule.nib; autorounded; 
lft x2=hround 1.5u-eps; x1=x3=w-x2; 
y1-y3=spread; y2=.5[y1,y3]; top y1=h; 
draw z1--z2--z3; 
pickup pencircle xscaled .7rule_thickness yscaled 
1.4rule_thickness; 
if vair#>.8curve#: pickup rule.nib; autorounded; fi 
lft x11=hround u; x12=4u; x13=w-x12; x14=w-x11; 
bot y11=bot y13; top y12=top y14;  
top y12-bot y11=spread'';  
 y3-y14=spread'; 
draw z11{up}...z12{right}..{right}z13...{up}z14; 
x.c=w/2; y.c=.5[y12,y13]; x.t=3/8[x.c,x14]; y.t=2/3[y12,y3];
char_negate(c,t,b);
penlabels(1,2,3,4,11,12,13,14); endchar; 



cmchar "Greater than or not similar to sign";  
compute_spread(.45x_height#,.55x_height#);  
spread#':=spread#; spread':=spread; 
compute_spread(.54x_height#,.66x_height#);
spread#'':=spread#; spread'':=spread;
compute_spread(5/4 x_height#,3/2 x_height#); 
beginchar(oct"023",14u#,v_center(spread#'+spread#+spread#'')); 
adjust_fit(0,0); pickup rule.nib; autorounded; 
lft x1=hround 1.5u-eps; x1=x3; x2=w-x1; 
y1-y3=spread; y2=.5[y1,y3]; top y1=h; 
draw z1--z2--z3; 
pickup pencircle xscaled .7rule_thickness yscaled 
1.4rule_thickness; 
if vair#>.8curve#: pickup rule.nib; autorounded; fi 
lft x11=hround u; x12=4u; x13=w-x12; x14=w-x11; 
bot y11=bot y13; top y12=top y14;  
top y12-bot y11=spread'';
 y3-y14=spread'; 
draw z11{up}...z12{right}..{right}z13...{up}z14; 
z.c=.5[z12,z13]; x.t=3/8[x.c,x14]; y.t=2/3[y12,y3];
char_negate(c,t,b);
penlabels(1,2,3,4,11,12,13,14); endchar; 
  

cmchar "Negated less than or (double) equals sign";  
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; 
compute_spread(5/4x_height#,3/2x_height#);  
beginchar(oct"024",14u#,v_center(2spread#'+spread#+2rule_thickness#+6u#)); 
italcorr h#*slant-u#; adjust_fit(0,0); pickup rule.nib;  
lft x2=hround 1.5u-eps; x1=x3=w-x2; y1-y3=spread; 
y2=.5[y1,y3]; top y1=h-3u; 
x2=x9=x7; x1=x8=x6; y7=y6; y8=y9; 
y7-y9=spread'; top y3-bot y6=spread'; 
draw z1--z2--z3;  % diagonals  
draw z6--z7; draw z8--z9; % equal sign 
char_center(c); x.t=w-3u; y.t=y1+3u;
char_negate(c,t,b);
penlabels(1,2,3,6,7,8,9); endchar; 

cmchar "Negated greater than or (double) equals sign"; 
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; 
compute_spread(5/4x_height#,3/2x_height#); 
beginchar(oct"025",14u#,v_center(2spread#'+spread#+2rule_thickness#+6u#)); 
italcorr h#*slant-u#; adjust_fit(0,0); pickup rule.nib;  
rt x2=hround(w-1.5u)+eps; x1=x3=w-x2; y1-y3=spread;  
x2=x7=x9; x1=x6=x8; y6=y7; y8=y9; 
y2=.5[y1,y3]; top y3-bot y6=spread'; top y1=h-3u; 
y7-y9=spread'; 
draw z1--z2--z3;  % diagonals 
draw z6--z7; draw z8--z9; 
char_center(c); x.t=w-3u; y.t=y1+3u;
char_negate(c,t,b);
penlabels(1,2,3,6,7,8,9); endchar;  
 
cmchar "Precedes or slanted not (double) equals sign";  
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; 
compute_spread(5/4x_height#,3/2x_height#);  
beginchar(oct"026",14u#,v_center(2spread#'+spread#+2rule_thickness#)); 
italcorr h#*slant-u#; adjust_fit(0,0); pickup rule.nib;  
lft x2=hround 1.5u-eps; x1=x3=w-x2; y1-y3=spread; 
y2=.5[y1,y3]; top y1=h; 
x2=x9=x7; x1=x8=x6; y7=y6; y8=y9; 
y7-y9=spread'; top y3-bot y6=spread'; 
draw z1{-u,-spread}..{left}z2;  % diagonals  
draw z3{-u, spread}..{left}z2;
draw z6--z7; draw z8--z9; % equal sign 
z.c=.5[z7,z8]; x.t=2/3[x.c, x3]; y.t=2/3[y6,y3];
char_negate(c,t,b);
penlabels(1,2,3,6,7,8,9); endchar; 

cmchar "Follows or slanted not  (double) equals sign"; 
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; 
compute_spread(5/4x_height#,3/2x_height#); 
beginchar(oct"027",14u#,v_center(2spread#'+spread#+2rule_thickness#)); 
italcorr h#*slant-u#; adjust_fit(0,0); pickup rule.nib;  
rt x2=hround(w-1.5u)+eps; x1=x3=w-x2; y1-y3=spread;  
x2=x7=x9; x1=x6=x8; y6=y7; y8=y9; 
y2=.5[y1,y3]; top y3-bot y6=spread'; top y1=h; 
y7-y9=spread'; 
draw z1{u,-spread}..{right}z2;  % diagonals 
draw z3{u,spread}..{right}z2;
draw z6--z7; draw z8--z9; 
z.c=.5[z7,z8]; x.t=2/3[x.c, w-x3]; y.t=2/3[y6,y3];
char_negate(c,t,b);
penlabels(1,2,3,6,7,8,9); endchar;  

cmchar "Precedes with not approximate equality sign";
compute_spread(.45x_height#,.55x_height#);
spread#':=spread#; spread':=spread; % the spread of `$=$'
compute_spread(.54 x_height#,.66 x_height#);
spread#'':=spread#; spread'':=spread; % the spread of `$=$'
compute_spread(1.111 x_height#,1.333 x_height#);
beginchar(oct"030",14u#,v_center(2spread#''+spread#+2rule_thickness#));
adjust_fit(0,0);
% now for precedes sign, using z9 (top), z10 (vertex), & z11 (bot)
pickup rule.nib; 
lft x10= hround 1.5u-eps; x9=x11=w-x10; 
y9-y11=spread; y10=.5[y9,y11]; top y9=h;
draw z9{-u,-spread}...{left}z10; 
draw z11{-u,spread}...{left}z10;
pickup pencircle xscaled .7rule_thickness yscaled 1.4rule_thickness;
if vair#>.8curve#: pickup rule.nib; autorounded; fi % monoline
lft x1=hround u; x2=4u; x3=w-x2; x4=w-x1;
top y3=top y1=bot y11-spread''; top y2=top y4=bot y1+spread';
z1-z5=z2-z6=z3-z7=z4-z8=(0,spread'');
draw z1{up}...z2{right}..{right}z3...{up}z4;  % upper stroke
draw z5{up}...z6{right}..{right}z7...{up}z8;  % lower stroke
z.c=.5[z2,z7]; x.t=3/8[x.c,x4]; y.t=1/3[y2,y11];
char_negate(c,t,b);
labels(1,2,3,4,5,6,7,8,9,10,11); endchar;


cmchar "Follows with not approximate equality sign";
compute_spread(.45x_height#,.55x_height#);
spread#':=spread#; spread':=spread; % the spread of `$=$'
compute_spread(.54 x_height#,.66 x_height#);
spread#'':=spread#; spread'':=spread; % the spread of `$=$'
compute_spread(1.111 x_height#,1.333 x_height#);
beginchar(oct"031",14u#,v_center(2spread#''+spread#+2rule_thickness#));
adjust_fit(0,0);
% now for follow sign, using z9 (top), z10 (vertex), & z11 (bot)
pickup rule.nib;
lft x9 = hround 1.5u-eps; x10=w-x9; x11=x9;
y9-y11=spread; y10=.5[y9,y11]; top y9=h;
draw z9{u,-spread}...{right}z10;
draw z11{u,spread}...{right}z10;
pickup pencircle xscaled .7rule_thickness yscaled 1.4rule_thickness;
if vair#>.8curve#: pickup rule.nib; autorounded; fi % monoline
lft x1=hround u; x2=4u; x3=w-x2; x4=w-x1;
top y3=top y1=bot y11-spread''; top y2=top y4=bot y1+spread';
z1-z5=z2-z6=z3-z7=z4-z8=(0,spread'');
draw z1{up}...z2{right}..{right}z3...{up}z4;  % upper stroke
draw z5{up}...z6{right}..{right}z7...{up}z8;  % lower stroke
z.c=.5[z2,z7]; x.t=3/8[x.c,x4]; y.t=1/3[y2,y11];
char_negate(c,t,b);
labels(1,2,3,4,5,6,7,8,9,10,11); endchar;


cmchar "Less than or not approximately equal to sign";  
compute_spread(.45x_height#,.55x_height#);  
spread#':=spread#; spread':=spread; 
compute_spread(.54 x_height#,.66 x_height#);
spread#'':=spread#; spread'':=spread; % the spread of `$=$'
compute_spread(1.111 x_height#,1.333 x_height#); 
beginchar(oct"032",14u#,v_center(2spread#''+spread#+2rule_thickness#)); 
adjust_fit(0,0); pickup rule.nib; autorounded; 
lft x2=hround 1.5u-eps; x1=x3=w-x2; 
y1-y3=spread; y2=.5[y1,y3]; top y1=h; 
draw z1--z2--z3; 
pickup pencircle xscaled .7rule_thickness yscaled 
1.4rule_thickness; 
if vair#>.8curve#: pickup rule.nib; autorounded; fi 
lft x11=hround u; x12=4u; x13=w-x12; x14=w-x11; 
top y13=top y11=bot y3-spread''; top y12=top y14=bot y11+spread';
path p; p=z11{up}...z12{right}..{right}z13...{up}z14; 
draw p; draw p shifted (0,-spread''); 
x.c=w/2; y.c=.5[y12, y13-spread'']; x.t=3/8[x.c,x14]; y.t=2/3[y12,y3];
char_negate(c,t,b);
penlabels(1,2,3,4,11,12,13,14); endchar;   

cmchar "Greater than or not approximately equal to sign";  
compute_spread(.45x_height#,.55x_height#);  
spread#':=spread#; spread':=spread; 
compute_spread(.54 x_height#,.66 x_height#);
spread#'':=spread#; spread'':=spread; % the spread of `$=$'
compute_spread(1.111 x_height#,1.333 x_height#); 
beginchar(oct"033",14u#,v_center(2spread#''+spread#+2rule_thickness#)); 
adjust_fit(0,0); pickup rule.nib; autorounded; 
lft x1=hround 1.5u-eps; x1=x3; x2=w-x1; 
y1-y3=spread; y2=.5[y1,y3]; top y1=h;
draw z1--z2--z3; 
pickup pencircle xscaled .7rule_thickness yscaled 
1.4rule_thickness; 
if vair#>.8curve#: pickup rule.nib; autorounded; fi 
lft x11=hround u; x12=4u; x13=w-x12; x14=w-x11; 
bot y11=bot y13; top y12=top y14;  
top y12-bot y11=spread';  
bot y3- spread''=top y11;
path p; p=z11{up}...z12{right}..{right}z13...{up}z14; 
draw p; draw p shifted (0,-spread''); 
x.c=w/2; y.c=.5[y12,y13-spread'']; x.t=3/8[x.c,x14]; y.t=2/3[y12,y3];
char_negate(c,t,b);
penlabels(1,2,3,4,11,12,13,14); endchar; 
    
cmchar "Thick not similar to sign"; 
compute_spread(.45x_height#,.55x_height#); 
beginchar(oct"034",14u#,v_center(spread#+rule_thickness#)); 
adjust_fit(0,0); pickup pencircle xscaled .8rule_thickness 
yscaled 1.87rule_thickness; if vair#>.8curve#: pickup 
rule.nib; autorounded; fi % monoline 
lft x1=hround u; x2=4u; x3=w-x2; x4=w-x1; 
bot y1=bot y3=-d; top y2=top y4=h; 
draw z1{up}...z2{right}..{right}z3...{up}z4;  % stroke 
char_center(100); x101=w-4u; y101=y1+5u;
char_negate(100,101,102);
labels(1,2,3,4,99,100); endchar; 

  
cmchar "Not approximately equal to sign"; 
compute_spread(.45x_height#,.55x_height#); 
beginchar(oct"035",14u#,v_center(3spread#+2rule_thickness#+8u#)); 
adjust_fit(0,0); 
pickup pencircle xscaled .7rule_thickness yscaled 
1.4rule_thickness; 
if vair#>.8curve#: pickup rule.nib; autorounded; fi % 
lft x1=hround u; x2=4u; x3=w-x2; x4=w-x1; 
y1=y3; top y2=top y4=h-4u; top y2-bot y1=spread; 
draw z1{up}...z2{right}..{right}z3...{up}z4;  % stroke 
pickup rule.nib;
lft x5=lft x7=hround u-eps; x6=x8=w-x5;
y5=y6=y1-spread; y7=y8=y5-spread;
draw z5--z6; draw z7--z8; % double equal sign
char_center(100); x101=w-3u; y101=y1+4u;
char_negate(100,101,102);
labels(1,2,3,4,5,6,7,8,99,100); endchar; 

cmchar "45 degree angle line";
beginchar(oct"036",16u#,asc_height#,asc_depth#);
adjust_fit(0,0); pickup rule.nib;
bot y1 =-d-eps;  .5[y1,y2]=math_axis;
lft x1 = 0+eps =x0; %  rt x2=;
z0-z1=(z2-z1) rotated 45;
draw z1--z2; 
labels(0,1,2); endchar;

cmchar "135 degree angle line";
beginchar(oct"037",16u#,body_height#,asc_depth#);
adjust_fit(0,0); pickup rule.nib;
bot y1 =-d-eps; .5[y1,y2]=math_axis;
lft x2 = 0+eps= x0; %  rt x2=;
z0-z2=(z1-z2) rotated -45;
draw z1--z2; 
labels(0,1,2); endchar;

cmchar "Negated subset or equal to sign";
compute_spread(.45x_height#,.55x_height#);
spread#':=spread#; spread':=spread; % the spread of `$=$'
compute_spread(5/4x_height#,3/2x_height#);
beginchar(oct"040",14u#,v_center(spread#'+spread#+rule_thickness#));
adjust_fit(0,0); pickup rule.nib; autorounded;
lft x2=hround 1.5u-eps; x1=x3=w-x2;
y1-y3=spread; y2=.5[y1,y3]; top y1=h;
x4=x5=.5w; y4=y1; y5=y3;
draw z1---z4...z2{down}...z5---z3;  % arc and bars
x8=x1; lft x9=x2; y8=y9; y3-y9=spread'; draw z8--z9;  % lower bar
x100=w/2; y100=.5[y3,y8]; x101=x3-2u; y101=y3+2u;
char_negate(100,101,102);
labels(1,2,3,4,5,8,9); endchar;

cmchar "Negated superset or equal to sign";
compute_spread(.45x_height#,.55x_height#);
spread#':=spread#; spread':=spread; % the spread of `$=$'
compute_spread(5/4x_height#,3/2x_height#);
beginchar(oct"041",14u#,v_center(spread#'+spread#+rule_thickness#));
adjust_fit(0,0); pickup rule.nib; autorounded;
lft x1=hround 1.5u-eps; x2=w-x1; x3=x1;
y1-y3=spread; y2=.5[y1,y3]; top y1=h;
x4=x5=.5w; y4=y1; y5=y3;
draw z1---z4...z2{down}...z5---z3;  % arc and bars
x8=x1; rt x9=x2; y8=y9; y3-y9=spread'; draw z8--z9;  % lower bar
x100=x3+2.5u; y100=.5[y8,y3]; x101=x100+2.5u; y101=y3+2u;
y101-y100=y100-y102; x101-x100=x100-x102; draw z101--z102;
labels(1,2,3,4,5,8,9); endchar;

cmchar "Negated subset or (double) equal to sign"; 
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; % the spread of `$=$' 
compute_spread(5/4x_height#,3/2x_height#); 
beginchar(oct"042",14u#,v_center(2spread#'+spread#+2rule_thickness#)); 
adjust_fit(0,0); pickup rule.nib; autorounded; lft x2=hround 
1.5u-eps; x1=x3=w-x2; y1-y3=spread; y2=.5[y1,y3]; top y1=h; 
x4=x5=.5w; y4=y1; y5=y3; draw z1---z4...z2{down}...z5---z3;  
% arc and bars 
x8=x1; x9=x2;  
y8=y9; y3-y9=spread'; draw z8--z9;  % lower bar  
x9'=x9; x8'=x8; y9'=y8'; y9-y9'=spread'; draw z8'--z9'; 
char_center(c); x.t=w-2.5u; y.t=h+u; char_negate(c,t,b);
penlabels(1,2,3,4,5,8,9,8',9'); endchar; 

cmchar "Negated superset or (double) equal to sign"; 
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; % the spread of `$=$' 
compute_spread(5/4x_height#,3/2x_height#); 
beginchar(oct"043",14u#,v_center(2spread#'+spread#+2rule_thickness#)); 
adjust_fit(0,0); pickup rule.nib; autorounded; lft x1=hround 
1.5u-eps; x2=w-x1; x3=x1; y1-y3=spread; y2=.5[y1,y3]; top 
y1=h; x4=x5=.5w; y4=y1; y5=y3; draw 
z1---z4...z2{down}...z5---z3;  % arc and bars 
x8=x1; 
x9=x2;  
y8=y9; y3-y9=spread'; draw z8--z9;  % lower bar  
x9'=x9; x8'=x8; y9'=y8'; y9-y9'=spread'; draw z8'--z9'; 
char_center(c); x.t=w-2.5u; y.t=h+u; char_negate(c,t,b);
labels(1,2,3,4,5,8,9); endchar; 

cmchar "Subset or not (double) equal to sign"; 
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; % the spread of `$=$' 
compute_spread(5/4x_height#,3/2x_height#); 
beginchar(oct"044",14u#,v_center(2.33spread#'+spread#+2rule_thickness#)); 
adjust_fit(0,0); pickup rule.nib; autorounded; lft x2=hround 
1.5u-eps; x1=x3=w-x2; y1-y3=spread; y2=.5[y1,y3]; top y1=h; 
x4=x5=.5w; y4=y1; y5=y3; draw z1---z4...z2{down}...z5---z3;  
% arc and bars 
x8=x1; x9=x2;  
y8=y9; y3-y9=1.33spread'; draw z8--z9;  % lower bar  
x9'=x9; x8'=x8; y9'=y8'; y9-y9'=spread'; draw z8'--z9'; 
x.c=w/2; y.c=.5[y9,y9']; x.t=1/2[x.c,w]; y.t=.5[y8,y3];
char_negate(c,t,b);
penlabels(1,2,3,4,5,8,9,8',9'); endchar; 

cmchar "Superset or not (double) equal to sign"; 
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; % the spread of `$=$' 
compute_spread(5/4x_height#,3/2x_height#); 
beginchar(oct"045",14u#,v_center(2.33spread#'+spread#+2rule_thickness#)); 
adjust_fit(0,0); pickup rule.nib; autorounded; lft x1=hround 
1.5u-eps; x2=w-x1; x3=x1; y1-y3=spread; y2=.5[y1,y3]; top 
y1=h; x4=x5=.5w; y4=y1; y5=y3; draw 
z1---z4...z2{down}...z5---z3;  % arc and bars 
x8=x1; 
x9=x2;  
y8=y9; y3-y9=1.33spread'; draw z8--z9;  % lower bar  
x9'=x9; x8'=x8; y9'=y8'; y9-y9'=spread'; draw z8'--z9'; 
x.c=w/2; y.c=.5[y9,y9']; x.t=1/2[x.c,w]; y.t=.5[y8,y3];
char_negate(c,t,b);
labels(1,2,3,4,5,8,9); endchar; 

cmchar "Another not subset or (double) equal to sign"; 
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; % the spread of `$=$' 
compute_spread(5/4x_height#,3/2x_height#); 
beginchar(oct"046",14u#,v_center(2spread#'+spread#+2rule_thickness#)); 
adjust_fit(0,0); pickup rule.nib; autorounded; lft x2=hround 
1.5u-eps; x1=x3=w-x2; y1-y3=spread; y2=.5[y1,y3]; top y1=h; 
x4=x5=.5w; y4=y1; y5=y3; draw z1---z4...z2{down}...z5---z3;  
% arc and bars 
x8=x1; x9=x2;  
y8=y9; y3-y9=spread'; draw z8--z9;  % lower bar  
x9'=x9; x8'=x8; y9'=y8'; y9-y9'=spread'; draw z8'--z9'; 
x.t=w-2.5u; y.t=y3+2u; x.b=.5[x2,x5]; y.b=y9'-2u; z.c=.5[z.b,z.t];
draw z.b--z.t; labels(c,b,t);
penlabels(1,2,3,4,5,8,9,8',9'); endchar; 

cmchar "Another superset or (double) equal to sign"; 
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; % the spread of `$=$' 
compute_spread(5/4x_height#,3/2x_height#); 
beginchar(oct"047",14u#,v_center(2spread#'+spread#+2rule_thickness#)); 
adjust_fit(0,0); pickup rule.nib; autorounded; lft x1=hround 
1.5u-eps; x2=w-x1; x3=x1; y1-y3=spread; y2=.5[y1,y3]; top 
y1=h; x4=x5=.5w; y4=y1; y5=y3; draw 
z1---z4...z2{down}...z5---z3;  % arc and bars 
x8=x1; 
x9=x2;  
y8=y9; y3-y9=spread'; draw z8--z9;  % lower bar  
x9'=x9; x8'=x8; y9'=y8'; y9-y9'=spread'; draw z8'--z9'; 
x.t=x5; y.t=y3+2u; x.b=2.5u; y.b=y9'-2u; z.c=.5[z.b,z.t];
draw z.b--z.t; labels(c,b,t);
labels(1,2,3,4,5,8,9); endchar; 

cmchar "Subset or not equal to sign";
compute_spread(.45x_height#,.55x_height#);
spread#':=spread#; spread':=spread; % the spread of `$=$'
compute_spread(5/4x_height#,3/2x_height#);
beginchar(oct"050",14u#,v_center(spread#'+spread#+rule_thickness#));
adjust_fit(0,0); pickup rule.nib; autorounded;
lft x2=hround 1.5u-eps; x1=x3=w-x2;
y1-y3=spread; y2=.5[y1,y3]; top y1=h;
x4=x5=.5w; y4=y1; y5=y3;
draw z1---z4...z2{down}...z5---z3;  % arc and bars
x8=x1; lft x9=x2; y8=y9; y3-y9=spread'; draw z8--z9;  % lower bar
z100=.5[z8,z9]; y101=.5[y8,y3];x101-x100=y101-y100;
char_negate(100,101,102);
labels(1,2,3,4,5,8,9); endchar;

cmchar "Superset or not equal to sign";
compute_spread(.45x_height#,.55x_height#);
spread#':=spread#; spread':=spread; % the spread of `$=$'
compute_spread(5/4x_height#,3/2x_height#);
beginchar(oct"051",14u#,v_center(spread#'+spread#+rule_thickness#));
adjust_fit(0,0); pickup rule.nib; autorounded;
lft x1=hround 1.5u-eps; x2=w-x1; x3=x1;
y1-y3=spread; y2=.5[y1,y3]; top y1=h;
x4=x5=.5w; y4=y1; y5=y3;
draw z1---z4...z2{down}...z5---z3;  % arc and bars
x8=x1; rt x9=x2; y8=y9; y3-y9=spread'; draw z8--z9;  % lower bar
z100=.5[z8,z9]; y101=.5[y8,y3];x101-x100=y101-y100;
char_negate(100,101,102);
labels(1,2,3,4,5,8,9); endchar;

cmchar "Not subset or equal to sign";
compute_spread(.45x_height#,.55x_height#);
spread#':=spread#; spread':=spread; % the spread of `$=$'
compute_spread(5/4x_height#,3/2x_height#);
beginchar(oct"052",14u#,v_center(spread#'+spread#+rule_thickness#+6u#));
adjust_fit(0,0); pickup rule.nib; autorounded;
lft x2=hround 1.5u-eps; x1=x3=w-x2;
y1-y3=spread; y2=.5[y1,y3]; top y1=h-3u;
x4=x5=.5w; y4=y1; y5=y3;
draw z1---z4...z2{down}...z5---z3;  % arc and bars
x8=x1; lft x9=x2; y8=y9; y3-y9=spread'; draw z8--z9;  % lower bar
char_center(100); y101=y1+3u; x101=w-3u;
char_negate(100,101,102);
labels(1,2,3,4,5,8,9); endchar;

cmchar "Not superset or equal to sign";
compute_spread(.45x_height#,.55x_height#);
spread#':=spread#; spread':=spread; % the spread of `$=$'
compute_spread(5/4x_height#,3/2x_height#);
beginchar(oct"053",14u#,v_center(spread#'+spread#+rule_thickness#+6u#));
adjust_fit(0,0); pickup rule.nib; autorounded;
lft x1=hround 1.5u-eps; x2=w-x1; x3=x1;
y1-y3=spread; y2=.5[y1,y3]; top y1=h-3u;
x4=x5=.5w; y4=y1; y5=y3;
draw z1---z4...z2{down}...z5---z3;  % arc and bars
x8=x1; rt x9=x2; y8=y9; y3-y9=spread'; draw z8--z9;  % lower bar
char_center(100); y101=y1+3u; x101=w-3u;
char_negate(100,101,102);
labels(1,2,3,4,5,8,9); endchar;

cmchar "Negated double vertical line (norm or cardinality)";
beginchar(oct"054",9u#,body_height#,paren_depth#);
adjust_fit(0,0); pickup rule.nib;
x1=x2; top y1=h; .5[y1,y2]=math_axis;
x3=x4=w-x1; y3=y1; y4=y2;
compute_spread(.45x_height#,.55x_height#); x3-x1=spread;
draw z1--z2; draw z3--z4;  % stems
char_center(c); x.t=w; y.t=2/3h;
char_negate(c,t,b);
labels(1,2,3,4); endchar;

cmchar "Negated vertical line";
beginchar(oct"055",5u#,body_height#,paren_depth#);
italcorr body_height#*slant+.5rule_thickness#-2u#;
adjust_fit(0,0); pickup rule.nib;
x1=x2=good.x .5w; top y1=h+eps; bot y2=-d-eps;
draw z1--z2;  % stem
x.t=w; x.b=w-x.t; y.t=2/3h; y.b=1/3h;
draw z.b--z.t;
labels(1,2,b,t); endchar;

cmchar "Negated cute vertical bar";
beginchar(oct"056",4u#,6u#+math_axis#,6u#-math_axis#);
italcorr math_axis#*slant - .5u#;
adjust_fit(0,0); pickup rule.nib;
x1=x2=hround(w/2); top y1=x_height; bot y2=-o;
draw z1--z2;
char_center(c); x.t=w; y.t=5/8h; 
char_negate(c,t,b);
labels(1,2); endchar;

cmchar "Negated pair of cute vertical bars";
beginchar(oct"057",7u#,6u#+math_axis#,6u#-math_axis#);
italcorr math_axis#*slant - .5u#;
adjust_fit(0,0); pickup rule.nib;
lft x1=u; x2=x1; top y1=x_height; bot y2=-o;
x3=w-x1; x4=x3; y3=y1; y4=y2;
draw z1--z2; draw z3--z4;
char_center(c); x.t=w; y.t=5/8h; 
char_negate(c,t,b);
labels(1,2,3,4); endchar;

cmchar "Negated left turnstile";
beginchar(oct"060",11u#,asc_height#,0);
adjust_fit(0,0); pickup rule.nib;
.5[y1,y2]=y3=y4; x1=x2=x3;
lft x3=hround u; x4=w-x3; top y1=h; bot y2=0;
draw z1--z2;  % stem
draw z3--z4;  % bar
top rt z.t=(w-u,h); bot lft z.b=(-u,0); draw z.t--z.b;
labels(1,2,3,4,b,t); endchar;

cmchar "Negated forces symbol"; 
beginchar(oct"061",13u#,asc_height#,0); 
adjust_fit(0,0); pickup rule.nib; 
top y1=h; bot y2=0; y3=y4=good.y .5h; y5=y1; y6=y2; 
lft x5=hround u; x4=w-x5;  
compute_spread(.45x_height#,.55x_height#); 
x1=x5+spread; x1=x2=x3; x6=x5; 
draw z6--z5; draw z2--z1; draw z3--z4; 
top rt z.t=(w-u,h); bot lft z.b=(-u,0); draw z.t--z.b;
penlabels(1,2,3,4,5,6,b,t); endchar; 
 
cmchar "Negated satisfies symbol"; 
beginchar(oct"062",11u#,asc_height#,0); 
adjust_fit(0,0); pickup rule.nib; 
compute_spread(.45x_height#,.55x_height#); 
top y1=h; bot y2=0; y0=good.y .5[y1,y2];  
y3=vround y0+.5spread; 
y5=vround y0- .5spread; y4=y3; y6=y5;  
lft x1=hround u; x4=w-x1; 
x1=x2=x3=x5; x4=x6; x0=x1; 
draw z1--z2; % vertical line 
draw z3--z4; % draw top horizontal piece 
draw z5--z6; % draw bottom horizontal piece 
top rt z.t=(w-u,h); bot lft z.b=(-u,0); draw z.t--z.b;
penlabels(0,1,2,3,4,5,6,b,t); endchar; 
 
cmchar "Negated forces symbol with extra bar"; 
beginchar(oct"063",13u#,asc_height#,0); 
adjust_fit(0,0); pickup rule.nib; 
top y1=h; bot y2=0; y3=y4=good.y .5h; y5=y1; y6=y2; 
lft x5=hround u; x4=w-x5;  
compute_spread(.45x_height#,.55x_height#); 
x1=x5+spread; x1=x2=x3; x6=x5; 
x3'=x3; x4'=x4; y3:=y3+.5spread; y4:=y3;
y3'=y4'=y3-spread; 
draw z6--z5; draw z2--z1; draw z3--z4; 
draw z3'--z4'; % extra bar
top rt z.t=(w-u,h); bot lft z.b=(-u,0); draw z.t--z.b;
penlabels(1,2,3,4,5,6,b,t); endchar; 


cmchar "Negated rightward isosceles triangle with lower bar"; 
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; % the spread of `$=$' 
compute_spread(5/4x_height#,3/2x_height#); 
beginchar(oct"064",14u#,v_center(spread#'+spread#+rule_thickness#+6u#)); 
adjust_fit(0,0); pickup rule.nib; lft x2=hround(1.5u); 
x3=x2; x1=hround(w-x2);   
top y2=h-3u; y2-y3=spread; y1=.5[y2,y3]; 
x4=x2; x5=x1; y3-y4=spread'; y5=y4; 
draw z1--z2--z3--cycle; draw z4--z5; 
char_center(c); x.t=1/2[x.c,w]; y.t=y2+3u;
char_negate(c,t,b);
penlabels(1,2,3,4,5); endchar;  
 
cmchar "Negated leftward isosceles triangle with lower bar"; 
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; % the spread of `$=$' 
compute_spread(5/4x_height#,3/2x_height#); 
beginchar(oct"065",14u#,v_center(spread#'+spread#+rule_thickness#+6u#)); 
adjust_fit(0,0); pickup rule.nib; rt x2=hround(w-1.5u-eps); 
x3=x2; x1=hround(w-x2);   
top y2=h-3u; y2-y3=spread; y1=.5[y2,y3]; 
x4=x2; x5=x1; y3-y4=spread'; y5=y4; 
draw z1--z2--z3--cycle; draw z4--z5; 
char_center(c); x.t=1/2[x.c,w]; y.t=y2+3u;
char_negate(c,t,b);
penlabels(1,2,3,4,5); endchar;  
 
cmchar "Negated leftward pointing isosceles triangle"; 
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; % the spread of `$=$' 
compute_spread(5/4x_height#,3/2x_height#); 
beginchar(oct"066",14u#,v_center(spread#+rule_thickness#+6u#)); 
adjust_fit(0,0); pickup rule.nib; rt x2=hround(w-1.5u-eps); 
x3=x2; x1=hround(w-x2);   
top y2=h-3u; y2-y3=spread; y1=.5[y2,y3]; 
draw z1--z2--z3--cycle;  
char_center(c); x.t=1/2[x.c,w]; y.t=y2+3u;
char_negate(c,t,b);
penlabels(1,2,3); endchar;  
 
cmchar "Negated rightward pointing isosceles triangle"; 
compute_spread(.45x_height#,.55x_height#); 
spread#':=spread#; spread':=spread; % the spread of `$=$' 
compute_spread(5/4x_height#,3/2x_height#); 
beginchar(oct"067",14u#,v_center(spread#+rule_thickness#+6u#)); 
adjust_fit(0,0); pickup rule.nib; lft x2=hround(1.5u); 
x3=x2; x1=hround(w-x2);   
top y2=h-3u; y2-y3=spread; y1=.5[y2,y3]; 
draw z1--z2--z3--cycle;  
char_center(c); x.t=1/2[x.c,w]; y.t=y2+3u;
char_negate(c,t,b);
penlabels(1,2,3); endchar;  

cmchar "Negated leftward arrow";
compute_spread(.45x_height#,.55x_height#);
beginchar(oct"070",18u#,v_center(spread#+rule_thickness#));
adjust_fit(0,0); pickup crisp.nib;
pos1(rule_thickness,90); pos2(rule_thickness,90); pos3(bar,0); pos4(bar,0);
y0=y1=y2=math_axis; x1+.5rule_thickness=hround(w-u); lft x0=hround u;
y3-y0=y0-y4=.24asc_height+eps; x3=x4=x0+3u+eps;
pos5(bar,angle(z4-z0)); z5l=z0; pos6(bar,angle(z3-z0)); z6l=z0;
z9=.381966[.5[z3,z4],z0];
numeric t; path p; p=z4r{z9-z4}..z6r;
t=xpart(p intersectiontimes((0,y2l)--(w,y2l))); x2=xpart point t of p;
filldraw z0..{z4-z9}z4l--subpath (0,t) of\\(z4r{z9-z4}..z6r)
 --z2l---z1l..z1r---z2r--subpath (t,0) of\\(z3r{z9-z3}..z5r)
 --z3l{z9-z3}..z0 & cycle;  % arrowhead and stem
char_center(100); top y101=top y3; x101=x100+2u;
char_negate(100,101,102);
penlabels(0,1,2,3,4,5,6,9); endchar;

cmchar "Negated rightward arrow";
compute_spread(.45x_height#,.55x_height#);
beginchar(oct"071",18u#,v_center(spread#+rule_thickness#));
adjust_fit(0,0); pickup crisp.nib;
pos1(rule_thickness,90); pos2(rule_thickness,90); pos3(bar,0); pos4(bar,0);
y0=y1=y2=math_axis; x1-.5rule_thickness=hround u; rt x0=hround(w-u);
y3-y0=y0-y4=.24asc_height+eps; x3=x4=x0-3u-eps;
pos5(bar,angle(z4-z0)); z5l=z0; pos6(bar,angle(z3-z0)); z6l=z0;
z9=.381966[.5[z3,z4],z0];
numeric t; path p; p=z4l{z9-z4}..z6r;
t=xpart(p intersectiontimes((0,y2l)--(w,y2l))); x2=xpart point t of p;
filldraw z0..{z4-z9}z4r--subpath (0,t) of\\(z4l{z9-z4}..z6r)
 --z2l---z1l..z1r---z2r--subpath (t,0) of\\(z3l{z9-z3}..z5r)
 --z3r{z9-z3}..z0 & cycle;  % arrowhead and stem
char_center(100); top y101=top y3; x101=x100+2u;
char_negate(100,101,102);
penlabels(0,1,2,3,4,5,6,9); endchar;

cmchar "Negated left-and-right arrow";
compute_spread(.45x_height#,.55x_height#);
beginchar(oct"075",18u#,
 v_center(if monospace:.6asc_height#+fi spread#+rule_thickness#));
adjust_fit(0,0); pickup crisp.nib;
pos1(rule_thickness,90); pos2(rule_thickness,90); pos3(bar,0); pos4(bar,0);
y0=y1=y2=math_axis if monospace:+vround.3asc_height fi; lft x0=hround u;
if monospace: x1+.5rule_thickness=hround(w-u) else: x1=.5w fi;
y3-y0=y0-y4=.24asc_height+eps; x3=x4=x0+3u+eps;
pos5(bar,angle(z4-z0)); z5l=z0; pos6(bar,angle(z3-z0)); z6l=z0;
z9=.381966[.5[z3,z4],z0];
numeric t; path p; p=z4r{z9-z4}..z6r;
t=xpart(p intersectiontimes((0,y2l)--(w,y2l))); x2=xpart point t of p;
filldraw z0..{z4-z9}z4l--subpath (0,t) of\\(z4r{z9-z4}..z6r)
 --z2l---z1l..z1r---z2r--subpath (t,0) of\\(z3r{z9-z3}..z5r)
 --z3l{z9-z3}..z0 & cycle;  % left arrowhead and stem
pos11(rule_thickness,90); pos12(rule_thickness,90); pos13(bar,0); pos14(bar,0);
y10=y11=y12=math_axis if monospace:-vround.3asc_height fi;
rt x10=hround(w-u);
if monospace: x11-.5rule_thickness=hround u else: x11=.5w fi;
y13-y10=y10-y14=.24asc_height+eps; x13=x14=x10-3u-eps;
pos15(bar,angle(z14-z10)); z15l=z10; pos16(bar,angle(z13-z10)); z16l=z10;
z19=.381966[.5[z13,z14],z10];
numeric t; path p; p=z14l{z19-z14}..z16r;
t=xpart(p intersectiontimes((0,y12l)--(w,y12l))); x12=xpart point t of p;
filldraw z10..{z14-z19}z14r--subpath (0,t) of\\(z14l{z19-z14}..z16r)
 --z12l---z11l..z11r---z12r--subpath (t,0) of\\(z13l{z19-z13}..z15r)
 --z13r{z19-z13}..z10 & cycle;  % right arrowhead and stem
char_center(100); top y101=top y3; x101=x100+2u;
char_negate(100,101,102);
penlabels(0,1,2,3,4,5,6,9,10,11,12,13,14,15,16,19); endchar;

cmchar "Negated double leftward arrow";
compute_spread(.45x_height#,.55x_height#);
beginchar(oct"072",18u#,v_center(spread#+rule_thickness#));
adjust_fit(0,0); pickup rule.nib;
lft x7=hround u-eps; x8=x7; x1=x2=w-x7;
y1=y7; y2=y8; y1-y2=spread; .5[y1,y2]=math_axis;
draw z1--z7; draw z2--z8;  % bars
pickup crisp.nib; lft x0=hround u-eps; y0=good.y math_axis;
pos3(rule_thickness,0); pos4(rule_thickness,0);
y3-y1=y2-y4=.24asc_height+eps; x3=x4=x0+6u+eps;
pos5(rule_thickness,angle(z4-z0)); z5l=z0;
pos6(rule_thickness,angle(z3-z0)); z6l=z0;
z9=.381966[.5[z3,z4],z0];
erase filldraw z0..{z3-z9}z3--(0,y3)
 --(0,y4)--z4{z9-z4}..z0 & cycle;  % erase excess
numeric t; path p; p=z4r{z9-z4}..z6r;
t=xpart(p intersectiontimes((0,y0)--(w,y0)));
filldraw z0..{z4-z9}z4l--subpath (0,t) of\\(z4r{z9-z4}..z6r)
 --subpath (t,0) of\\(z3r{z9-z3}..z5r)--z3l{z9-z3}..z0 & cycle;  % arrowhead
pickup rule.nib; x100=.5[x9,x1]; y100=y9; x101=x100+2u; top y101=top y3;
y101-y100=y100-y102; x101-x100=x100-x102; draw z101--z102;
penlabels(0,1,2,3,4,5,6,7,8,9); endchar;

cmchar "Negated double rightward arrow";
compute_spread(.45x_height#,.55x_height#);
beginchar(oct"073",18u#,v_center(spread#+rule_thickness#));
adjust_fit(0,0); pickup rule.nib;
lft x1=hround u-eps; x2=x1; x7=x8=w-x1;
y1=y7; y2=y8; y1-y2=spread; .5[y1,y2]=math_axis;
draw z1--z7; draw z2--z8;  % bars
pickup crisp.nib; rt x0=hround(w-u)+eps; y0=good.y math_axis;
pos3(rule_thickness,0); pos4(rule_thickness,0);
y3-y1=y2-y4=.24asc_height+eps; x3=x4=x0-6u-eps;
pos5(rule_thickness,angle(z4-z0)); z5l=z0;
pos6(rule_thickness,angle(z3-z0)); z6l=z0;
z9=.381966[.5[z3,z4],z0];
erase filldraw z0..{z3-z9}z3--(w,y3)
 --(w,y4)--z4{z9-z4}..z0 & cycle;  % erase excess
numeric t; path p; p=z4l{z9-z4}..z6r;
t=xpart(p intersectiontimes((0,y0)--(w,y0)));
filldraw z0..{z4-z9}z4r--subpath (0,t) of\\(z4l{z9-z4}..z6r)
 --subpath (t,0) of\\(z3l{z9-z3}..z5r)--z3r{z9-z3}..z0 & cycle;  % arrowhead
pickup rule.nib; x100=.5[x9,x1]; y100=y9; x101=x100+2u; top y101=top y3;
y101-y100=y100-y102; x101-x100=x100-x102; draw z101--z102;
penlabels(0,1,2,3,4,5,6,7,8,9); endchar;

cmchar "Negated double left-and-right arrow";
compute_spread(.45x_height#,.55x_height#);
beginchar(oct"074",18u#,v_center(spread#+rule_thickness#));
adjust_fit(if monospace: -u#,-u# else: 0,0 fi); pickup rule.nib;
lft x7=hround u-eps; x8=x7; x1=x2=w-x7;
y1=y7; y2=y8; y1-y2=spread; .5[y1,y2]=math_axis;
draw z1--z7; draw z2--z8;  % bars
pickup crisp.nib; lft x0=hround u-o; y0=good.y math_axis;
pos3(rule_thickness,0); pos4(rule_thickness,0);
y3-y1=y2-y4=.24asc_height+eps; x3=x4=x0+5u+eps;
pos5(rule_thickness,angle(z4-z0)); z5l=z0;
pos6(rule_thickness,angle(z3-z0)); z6l=z0;
z9=.381966[.5[z3,z4],z0];
erase filldraw z0..{z3-z9}z3--(0,y3)
 --(0,y4)--z4{z9-z4}..z0 & cycle;  % erase excess at left
numeric t; path p; p=z4r{z9-z4}..z6r;
t=xpart(p intersectiontimes((0,y0)--(w,y0)));
filldraw z0..{z4-z9}z4l--subpath (0,t) of\\(z4r{z9-z4}..z6r)
 --subpath (t,0) of\\(z3r{z9-z3}..z5r)
 --z3l{z9-z3}..z0 & cycle;  % left arrowhead
rt x10=hround(w-u)+o; y10=good.y math_axis;
pos13(rule_thickness,0); pos14(rule_thickness,0);
y13=y3; y14=y4; x13=x14=x10-5u-eps;
pos15(rule_thickness,angle(z14-z10)); z15l=z10;
pos16(rule_thickness,angle(z13-z10)); z16l=z10;
z19=.381966[.5[z13,z14],z10];
erase filldraw z10..{z13-z19}z13--(w,y13)
 --(w,y14)--z14{z19-z14}..z10 & cycle;  % erase excess at right
numeric t; path p; p=z14l{z19-z14}..z16r;
t=xpart(p intersectiontimes((0,y10)--(w,y10)));
filldraw z10..{z14-z19}z14r--subpath (0,t) of\\(z14l{z19-z14}..z16r)
 --subpath (t,0) of\\(z13l{z19-z13}..z15r)
 --z13r{z19-z13}..z10 & cycle; % right arrowhead
char_center(100); top y101=top y13; x101=x100+1.5u; char_negate(100,101,102);
penlabels(0,1,2,3,4,5,6,7,8,9,10,13,14,15,16,19); endchar;

cmchar "Times-division symbol";
beginarithchar(oct"076");
pickup rule.nib;
x11=good.x(1/sqrt2)[.5w,rt u]; y11=good.y(1/sqrt2)[math_axis,bot h];
x12=x13=w-x11; x14=x11; .5[y11,y12]=.5[y13,y14]=math_axis; y12=y14;
draw z11--z12; draw z13--z14;  % diagonals
x3-.5dot_size=hround(.5w-.5dot_size); %center_on(x3);
y3+.5dot_size=vround(math_axis+math_spread[.5x_height,.6x_height]+.5dot_size);
lft x1=hround u-eps; x2=w-x1; y1=y2=math_axis;
draw z1--z2;  % bar
pos3(dot_size,0); pos4(dot_size,90); z3=z4;
pos5(dot_size,0); pos6(dot_size,90); z5=z6; x5=x3; .5[y3,y5]=math_axis;
dot(3,4); dot(5,6);  % dots
penlabels(1,2,3,4,5,6,11,12,13,14); endchar;

cmchar "Null set symbol";
beginarithchar(oct"077");
pickup rule.nib;
z0=(w/2,h/2); % center of circle
rt x1-lft x0=hround(h/2 + o);  y1=y0;
numeric theta; theta=45;
for i=2 upto 8: z[i]-z0=(z1-z0) rotated ((i-1)*theta); endfor
draw z8...z1 for i=2 upto 8: ...z[i] endfor;
lft x9=u; x10=w-x9;  bot y9=bot y7; top y10=top y3; draw z9--z10;
labels(range 0 thru 10); endchar;

cmchar "Negated existential quantifier";
beginchar(oct"100",10u#,asc_height#,0);
italcorr asc_height#*slant;
adjust_fit(0,0); pickup rule.nib;
lft x1=hround u-eps; x2=x3=x5=w-x1; x4=x6-.25u=x1;
top y1=h; bot y4=0; y2=y1; y5=y6=.5[y1,y3]; y3=y4;
draw z1--z2--z3--z4;  % upper bar, stem, lower bar
draw z5--z6;  % middle bar
char_center(100); x101=w-3u; y101=y1+3u;
char_negate(100,101,102);
labels(1,2,3,4,5,6); endchar;

charlist oct"133": oct"134";
charlist oct"135": oct"136";

cmchar"Wider than widest circumflex (hat) accent";
beginchar(oct"133",34u#,1.1body_height#,0);
adjust_fit(0,0);
pickup crisp.nib;
pos2(.7[vair,curve],90); top y2r=h+o; x2=.5w;
x1=w-x3=good.x-eps; y1=y3=.45[x_height,y2];
pos1(1.2hair,angle(z2-z1)+90); pos3(1.2hair,angle(z3-z2)+90);
filldraw stroke z1e--z2e--z3e;
penlabels(1,2,3);
%big_hat; 
endchar;

cmchar"Very Widest circumflex (hat) accent";
beginchar(oct"134",42u#,1.1body_height#,0);
adjust_fit(0,0);
pickup crisp.nib;
pos2(.7[vair,curve],90); top y2r=h+o; x2=.5w;
x1=w-x3=good.x-eps; y1=y3=.45[x_height,y2];
pos1(1.2hair,angle(z2-z1)+90); pos3(1.2hair,angle(z3-z2)+90);
filldraw stroke z1e--z2e--z3e;
penlabels(1,2,3);
%big_hat; 
endchar;

cmchar"Even wider tilde (squiggle) accent";
beginchar(oct"135",34u#,1.1body_height#,0);
%big_tilde; 
adjust_fit(0,0); pickup crisp.nib;
numeric theta; theta=angle(1/6(w-vair),1/4(h-x_height));
numeric mid_width; mid_width=.4[vair,stem];
pos1(1.5vair,theta+80); pos2(2vair,theta+80);
pos3(2vair,theta+80); pos4(1.5vair,theta+80);
z2-z1=z4-z3 = (mid_width-crisp)*dir theta;
lft x1r=w-rt x4l=0; top y4r=h;
bot y1l=vround(bot y1l+min(.6[x_height,h],y3l-.25vair)-top y1r);
pair delta; ypart delta=3(y3l-y1l); delta=whatever*dir theta;
filldraw z1l..controls(z1l+delta)and(z3l-delta)..z3l..z4l
--z4r..controls(z4r-delta)and(z2r+delta)..z2r..z1r--cycle;
penlabels(1,2,3,4);
endchar;

cmchar"Very widest tilde (squiggle) accent";
beginchar(oct"136",42u#,1.2body_height#,0);
%big_tilde; 
adjust_fit(0,0); pickup crisp.nib;
numeric theta; theta=angle(1/6(w-vair),1/4(h-x_height));
numeric mid_width; mid_width=.4[vair,stem];
pos1(1.5vair,theta+80); pos2(2vair,theta+80);
pos3(2vair,theta+80); pos4(1.5vair,theta+80);
z2-z1=z4-z3 = (mid_width-crisp)*dir theta;
lft x1r=w-rt x4l=0; top y4r=h;
bot y1l=vround(bot y1l+min(.6[x_height,h],y3l-.25vair)-top y1r);
pair delta; ypart delta=3(y3l-y1l); delta=whatever*dir theta;
filldraw z1l..controls(z1l+delta)and(z3l-delta)..z3l..z4l
--z4r..controls(z4r-delta)and(z2r+delta)..z2r..z1r--cycle;
penlabels(1,2,3,4);
endchar;

cmchar "Reversed turned F";
beginchar(oct"140",10u#,asc_height#,0);
italcorr asc_height#*slant;
adjust_fit(0,0); pickup rule.nib;
lft x4=hround u-eps; x2=x3=x5=w-x4; x6=x4+.27w;
top y2=h; bot y4=0;  y5=y6=.5[y2,y3]; y3=y4;
draw z2--z3--z4;     % upper bar, stem, lower bar
draw z5--z6;     % middle bar
labels(2,3,4,5,6); endchar;

cmchar "The Reversed inverted letter G";
beginchar(oct"141",12u#,cap_height#,0);
 italcorr cap_height#*slant-.5u#; adjust_fit(0,0);
 pickup rule.nib; 
 rt x1=hround(w-1.35u); x2=x4=.5w+u;
 lft x3=hround max(u,2u-.5cap_curve); rt x5=hround(w-1.2u);
 top y1=vround .93h+o; top y2=h+o; y3=.5h;
 bot y4=-o; bot y5=vround .07h-o;
 draw z1...{left}z2...{down}z3{down}...{right}z4...{up}z5;
 z7=z5; x0=x7; top y0=1+vround .35[bar_height,x_height];
 draw z0--z7;     % stem
 z0=z9; y8=y9; lft x8=hround x4;
 draw z8--z9;     % bar
 math_fit(-.3cap_height#*slant-.5u#,.5ic#); 
picture rvchar;
 rvchar=currentpicture  reflectedabout((.5w,0),(.5w,h));
currentpicture:= rvchar; 
penlabels(0,1,1',2,3,4,5,6,7,8,9); endchar;

cmchar "Upsidedown, uppercase Greek Omega";
beginchar(oct"146",13u#,cap_height#,0);
italcorr .75cap_height#*slant-.5u#;
adjust_fit(0,0);
pickup tiny.nib; pos1(vair,90); pos2(cap_curve,180);
pos3(vair,180); pos4(cap_curve,0); pos5(vair,0);
x1=.5w; top y1r=h+o; lft x2r=hround u; y2=y4=2/3h; x4=w-x2;
rt x3l=hround(1/3(w+.5u)+.5hair); bot y3=bot y5=0; x5=w-x3;
filldraw stroke z3e{up}...{up}z2e
 & pulled_super_arc.e(2,1)(.5superpull)
 & pulled_super_arc.e(1,4)(.5superpull)
 & z4e{down}...{down}z5e;  % bowl
numeric arm_thickness; path p; p=z3{up}...{up}z2;
arm_thickness=Vround(if hefty:slab+2stem_corr else:.75[slab,cap_vstem] fi);
pickup crisp.nib; pos6(arm_thickness,-90); pos7(fudged.hair,-180);
bot y6r=0; x6=x3; lft x7r=hround .8u; y7=good.y(y6l+.5beak)+eps;
(x,y)=p intersectionpoint((0,y6l)--(w,y6l)); x6l:=x;
arm(6,7,a,.5beak_darkness,-1.2beak_jut);  % left arm and beak
pos8(arm_thickness,-90); pos9(fudged.hair,0);
y8=y6; y9=y7; x8+x6=x9+x7=w; x8l:=w-x6l;
arm(8,9,b,.5beak_darkness,1.2beak_jut);  % right arm and beak
%math_fit(0,.5ic#);
picture v; v:=currentpicture; 
numeric t; t=h-d;
v:=v reflectedabout((0,0),(w,0));
currentpicture:=v shifted(0,aspect_ratio*cap_height);
penlabels(1,2,3,4,5,6,7,8,9); endchar;

cmchar "The letter Edh (Old English rune, like thorn)";
% adapted from cm partial differential sign, vol E, p 233.
beginchar(oct"147",10u#,asc_height#,0);
italcorr .7asc_height#*slant+.5curve#-1.5u#;
adjust_fit(0,0);
numeric top_thickness,bot_thickness,side_thickness,pull;
top_thickness=max(fine.breadth,vround(slab-2vair_corr));
bot_thickness=max(fine.breadth,vround(slab-vair_corr));
side_thickness=max(fine.breadth,hround 1/3[curve,cap_curve]);
pull=min(.25,1.5superpull);
pickup fine.nib; pos2(top_thickness,90);
pos3(side_thickness,0); pos4(bot_thickness,-90);
pos5(side_thickness,-180); pos6(vair,-270);
lft x5r=w-rt x3r=hround max(.75u,1.5u-.5side_thickness);
x4=x6+.1u=x2+u=.5w;
top y2r=h+o; y3=.5[y2,y4]; bot y4r=-o;
y5=.5[y4,y6]; top y6=vround 5/8h+o;
path p; p=pulled_super_arc.l(3,4)(pull);
numeric t; t=xpart(p intersectiontimes((x3r,y5)--(x4,y5)));
pos7(thin_join,0); z7l=point t of p;
(x,y6r)=whatever[z7l,z6l]; x6r:=max(x,.5[x5r,x6]);
x2:=x5; x2l:=x2r:=x2;
filldraw stroke pulled_super_arc.e(2,3)(pull)
 & {{interim superness:=more_super; pulled_super_arc.e(3,4)(pull)}}
 & {{less_tense; pulled_super_arc.e(4,5)(pull) & pulled_super_arc.e(5,6)(pull)}}
 & z6e{right}...{direction t of p}z7e;  % arc and bowl
%pos1(hair,180); pos0(flare,180); % commenting out the arc and bulb
%lft x0r=min(lft x2-eps,hround 1.2u);
%y0=vround min(.85h-.5flare,.8h+.5flare)+o;
%{{less_tense; bulb(2,1,0)}};  % arc and bulb
%math_fit(-.3x_height#*slant+.5curve#-u#,ic#-u#);
pickup pencircle xscaled 1.4rule_thickness yscaled .5rule_thickness;
x10=x11=x5; x12=x13=w-x10; y10=y13;
y10-y11=y12-y13=cap_stem; .5[y11,y10]=.5[y6,y2];
draw z10--z11--z12--z13; % cross piece
penlabels(2,3,4,5,6,7,10,11,12,,13); endchar;

cmchar "Equal or similar symbol";
compute_spread(.45x_height#,.55x_height#);
beginchar(oct"150",14u#,v_center(2spread#+rule_thickness#));
adjust_fit(0,0);
pickup pencircle xscaled .7rule_thickness yscaled 1.4rule_thickness;
if vair#>.8curve#: pickup rule.nib; autorounded; fi % monoline
lft x1=hround u; x2=4u; x3=w-x2; x4=w-x1;
bot y1=bot y3=-d; top y2=top y4=y1+spread;
draw z1{up}...z2{right}..{right}z3...{up}z4;  % stroke
pickup rule.nib;
lft x5=hround u-eps; x6=w-x5; top y5=top y6=h;
draw z5--z6;
labels(1,2,3,4,5,6); endchar;


%% parameters for Hebrew letters Beth, Gimel, Dalet
numeric theta; theta=45;
cmchar "Hebrew letter Beth";
beginchar(oct"151", 12u#, asc_height#, 0);
%currenttransform:=identity rotated -45 shifted (.75h, 0); 
adjust_fit(0,0); 
pickup rule.nib; 
top y0=1.1h; lft x0=u; 
pos1(cap_curve,90); x1=2.5u; y1r=h;
pos2(cap_curve,90); x2=w-x1; y2r=y1r;
rt x3=w-u; y2l-y3=y0-y1r;
x4=x3;
% now for the base.
pos12(cap_curve/cosd theta, theta); pos11(cap_curve/cosd theta, theta);
y11r=y12r=y4; y11l=0;
x12=u; x11=w-x12;
filldraw z0{down}..tension.8..z1l{right}..{right}z2l..{down}z3&
z3{up}..tension.8..z2r{left}..{left}z1r..z0..cycle; % top
pickup rule.nib; draw z3..z4; % down stroke at right of letter
filldraw stroke z11e{left}..{left}z12e;
penlabels(0,1,2,3,4,11,12);
endchar;

cmchar "Hebrew letter Gimel";
beginchar(oct"152", 8u#, asc_height#, 0);
%currenttransform:=identity rotated -45 shifted (.75h, 0); 
adjust_fit(0,0); 
pickup rule.nib; 
top y0=1.1h; lft x0=u; 
pos1(cap_curve,90); x1=2.5u; y1r=h;
pos2(cap_curve,90); x2=w-x1+.5u; y2r=y1r;
filldraw z0{down}..tension.8..z1l{right}..{right}z2l..tension.8..{left}z2r
  ..{left}z1r..z0..cycle; % top slab
z3=z2l;x4=x3+.2stem; y4=-o; x5=x4+.3stem; y5=y3c;
x3a=x3b=x3c=x3; y3a=.8h; y3b=.5h; y3c=cap_curve;
y5:=.5y5; % reset y5
path p, q; p=(z3---z3c..z4); q=(z4{1,1}..z5..{-.005,1}z3); % vertical
filldraw p&q&cycle;
% now for the base.
pos12(cap_curve/cosd theta, theta); pos11(cap_curve/cosd theta, theta);
pos13(cap_curve/cosd theta, theta); y13=y12; x13=w;
  % z13 is a dummy point for getting intersection
y11r=y12r; y11l=0;
x12=u; 
z10=p intersectionpoint (z12r--z13r); z11r=z10;
filldraw stroke z11e{left}..{left}z12e;
penlabels(0,1,2,3,3c,4,5,11,12);
endchar;

cmchar "Hebrew letter Daleth";
beginchar(oct"153", 12u#, asc_height#, 0);
%currenttransform:=identity rotated -45 shifted (.75h, 0); 
adjust_fit(0,0); 
pickup rule.nib; 
top y0=1.1h; lft x0=u; 
pos1(cap_curve,90); x1=2.5u; y1r=h;
pos2(cap_curve,90); x2=w-x1+.5u; y2r=y1r;
filldraw z0{down}..tension.8..z1l{right}..{right}z2l..tension.8..{left}z2r
  ..{left}z1r..z0..cycle; % top slab
z3=z2l;x4=x3+.2stem; y4=-o; x5=x4+.3stem; y5=y3c;
x3a=x3b=x3c=x3; y3a=.8h; y3b=.5h; y3c=cap_curve;
y5:=.5y5; % reset y5
path p, q; p=(z3---z3c..z4); q=(z4{1,1}..z5..{-.005,1}z3); % vertical
filldraw p&q&cycle;
penlabels(0,1,2,3,3c,4,5);
endchar;

cmchar "Dotted less than sign";
compute_spread(5/4x_height#,3/2x_height#);
beginchar(oct"154",14u#,v_center(spread#+rule_thickness#));
italcorr h#*slant-u#;
adjust_fit(0,0); pickup rule.nib;
lft x2=hround 1.5u-eps; x1=x3=w-x2;
y1-y3=spread; y2=.5[y1,y3]=math_axis;
draw z1--z2--z3;  % diagonals
y4=y2; x4=.75[x2, x1]; z5=z4;
pos4(dot_size,0); pos5(dot_size,90); dot(4,5);
labels(1,2,3,4,5); endchar;

cmchar "Dotted greater than sign";
compute_spread(5/4x_height#,3/2x_height#);
beginchar(oct"155",14u#,v_center(spread#+rule_thickness#));
italcorr math_axis#*slant-u#;
adjust_fit(0,0); pickup rule.nib;
rt x2=hround(w-1.5u)+eps; x1=x3=w-x2;
y1-y3=spread; y2=.5[y1,y3]=math_axis;
draw z1--z2--z3;  % diagonals
y4=y2; x4=.75[x2, x1]; z5=z4;
pos4(dot_size,0); pos5(dot_size,90); dot(4,5);
labels(1,2,3,4,5); endchar;
              
cmchar "Times operator with left vertical";
beginarithchar(oct"156"); pickup rule.nib;
x1=good.x(1/sqrt2)[.5w,rt u]; y1=good.y(1/sqrt2)[math_axis,bot h];
x2=x3=w-x1; x4=x1; .5[y1,y2]=.5[y3,y4]=math_axis; y2=y4;
draw z1--z2; draw z3--z4;  % diagonals
draw z1--z4;
labels(1,2,3,4); endchar;

cmchar "Times operator with right vertical";
beginarithchar(oct"157"); pickup rule.nib;
x1=good.x(1/sqrt2)[.5w,rt u]; y1=good.y(1/sqrt2)[math_axis,bot h];
x2=x3=w-x1; x4=x1; .5[y1,y2]=.5[y3,y4]=math_axis; y2=y4;
draw z1--z2; draw z3--z4;  % diagonals
draw z2--z3;
labels(1,2,3,4); endchar;

cmchar "Cute vertical bar";
beginchar(oct"160",4u#,6u#+math_axis#,6u#-math_axis#);
italcorr math_axis#*slant - .5u#;
adjust_fit(0,0); pickup rule.nib;
x1=x2=hround(w/2); top y1=x_height; bot y2=-o;
draw z1--z2;
labels(1,2); endchar;

cmchar "Two cute vertical bars";
beginchar(oct"161",7u#,6u#+math_axis#,6u#-math_axis#);
italcorr math_axis#*slant - .5u#;
adjust_fit(0,0); pickup rule.nib;
lft x1=u; x2=x1; top y1=x_height; bot y2=-o;
x3=w-x1; x4=x3; y3=y1; y4=y2;
draw z1--z2; draw z3--z4;
labels(1,2,3,4); endchar;

cmchar "Integer division (reverse quotient) symbol";
beginarithchar(oct"162"); pickup rule.nib;
x1=2u; top y1=x_height;%
x2=x3=w-x1; x4=x1; bot y2=-o;
draw z1--z2;  % diagonal
labels(1,2,3,4); endchar;


cmchar "Thick similarity sign";% taken from symbol.mf
compute_spread(.45x_height#,.55x_height#);
beginchar(oct"163",14u#,v_center(spread#+rule_thickness#));
adjust_fit(0,0);
pickup pencircle xscaled .8rule_thickness yscaled 1.87rule_thickness;
if vair#>.8curve#: pickup rule.nib; autorounded; fi % monoline
lft x1=hround u; x2=4u; x3=w-x2; x4=w-x1;
bot y1=bot y3=-d; top y2=top y4=h;
draw z1{up}...z2{right}..{right}z3...{up}z4;  % stroke
labels(1,2,3,4); endchar;


cmchar "Approximate equality sign"; % taken fron symbol.mf
compute_spread(.45x_height#,.55x_height#);
spread#':=spread#; spread':=spread; % the spread of `$=$'
compute_spread(.54x_height#,.66x_height#);
beginchar(oct"164",14u#,v_center(spread#'+spread#+rule_thickness#));
adjust_fit(0,0);
pickup pencircle xscaled .8rule_thickness yscaled 1.87rule_thickness;
if vair#>.8curve#: pickup rule.nib; autorounded; fi % monoline
lft x1=hround u; x2=4u; x3=w-x2; x4=w-x1;
y1=y3; top y2=top y4=h; top y2-bot y1=spread';
draw z1{up}...z2{right}..{right}z3...{up}z4;  % upper stroke
z1-z5=z2-z6=z3-z7=z4-z8=(0,spread);
draw z5{up}...z6{right}..{right}z7...{up}z8;  % lower stroke
labels(1,2,3,4,5,6,7,8); endchar;

cmchar "Approximate equality plus lower bar sign";
compute_spread(.45x_height#,.55x_height#);
spread#':=spread#; spread':=spread; % the spread of `$=$'
compute_spread(.54x_height#,.66x_height#);
beginchar(oct"165",14u#,v_center(2spread#'+spread#+rule_thickness#));
adjust_fit(0,0);
pickup pencircle xscaled .7rule_thickness yscaled 1.4rule_thickness;
if vair#>.8curve#: pickup rule.nib; autorounded; fi % monoline
lft x1=hround u; x2=4u; x3=w-x2; x4=w-x1;
y1=y3; top y2=top y4=h; top y2-bot y1=spread';
draw z1{up}...z2{right}..{right}z3...{up}z4;  % upper stroke
z1-z5=z2-z6=z3-z7=z4-z8=(0,spread);
draw z5{up}...z6{right}..{right}z7...{up}z8;  % lower stroke
y9=y10; x9=x1; x10=x8; y5-y9=spread';
pickup rule.nib; draw z9--z10;
labels(1,2,3,4,5,6,7,8,9,10); endchar;


cmchar "Follows with approximate equality sign";
compute_spread(.45x_height#,.55x_height#);
spread#':=spread#; spread':=spread; % the spread of `$=$'
compute_spread(.54 x_height#,.66 x_height#);
spread#'':=spread#; spread'':=spread; % the spread of `$=$'
compute_spread(1.111 x_height#,1.333 x_height#);
beginchar(oct"166",14u#,v_center(2spread#''+spread#+2rule_thickness#));
adjust_fit(0,0);
% now for follow sign, using z9 (top), z10 (vertex), & z11 (bot)
pickup rule.nib;
lft x9 = hround 1.5u-eps; x10=w-x9; x11=x9;
y9-y11=spread; top y9=h; y10=.5[y11, y9];
draw z9{u,-spread}...{right}z10; 
draw z11{u,spread}...{right}z10;
pickup pencircle xscaled .7rule_thickness yscaled 1.4rule_thickness;
if vair#>.8curve#: pickup rule.nib; autorounded; fi % monoline
lft x1=hround u; x2=4u; x3=w-x2; x4=w-x1;
top y1=top y3=bot y11-spread''; top y2=top y4=bot y1+spread';
z1-z5=z2-z6=z3-z7=z4-z8=(0,spread'');
draw z1{up}...z2{right}..{right}z3...{up}z4;  % upper stroke
draw z5{up}...z6{right}..{right}z7...{up}z8;  % lower stroke
labels(1,2,3,4,5,6,7,8,9,10,11); endchar;

cmchar "Precedes with approximate equality sign";
compute_spread(.45x_height#,.55x_height#);
spread#':=spread#; spread':=spread; % the spread of `$=$'
compute_spread(.54x_height#,.66x_height#);
spread#'':=spread#; spread'':=spread; % the spread of `$=$'
compute_spread(1.111 x_height#,1.333 x_height#);
beginchar(oct"167",14u#,v_center(spread#+2spread#''+2rule_thickness#));
adjust_fit(0,0);
% now for precedes sign, using z9 (top), z10 (vertex), & z11 (bot)
pickup rule.nib; 
x9=x11=w-x10; lft x10=hround 1.5u-eps; 
y9-y11=spread; top y9=h; y10=.5[y11, y9];
draw z9{-u,-spread}...{left}z10; 
draw z11{-u,spread}...{left}z10;
pickup pencircle xscaled .7rule_thickness yscaled 1.4rule_thickness;
if vair#>.8curve#: pickup rule.nib; autorounded; fi % monoline
lft x1=hround u; x2=4u; x3=w-x2; x4=w-x1;
top y3=top y1=bot y11-spread''; top y2=top y4=bot y1+spread';
z1-z5=z2-z6=z3-z7=z4-z8=(0,spread'');
draw z1{up}...z2{right}..{right}z3...{up}z4;  % upper stroke
draw z5{up}...z6{right}..{right}z7...{up}z8;  % lower stroke
labels(1,2,3,4,5,6,7,8,9,10,11); endchar;

cmchar "Arch with left downward arrowhead";
beginchar(oct"170",18u#,x_height#,0);
adjust_fit(0,0); pickup crisp.nib;
pos1(rule_thickness,0); pos2(rule_thickness,0);
pos3(bar,90); pos4(bar,90);
lft x1l=hround(.5w-.5rule_thickness); y1+.5rule_thickness=h;
x0=x1=x2; bot y0=-d; x0-x3=x4-x0=3u+eps;
y3=y4=y0+.24asc_height+eps;
pos5(bar,angle(z4-z0)); z5l=z0;
pos6(bar,angle(z3-z0)); z6l=z0;
z9=.381966[.5[z3,z4],z0];
numeric t; path p; p=z4r{z9-z4}..z6r;
t=xpart(p intersectiontimes((x2r,-d)--(x2r,h))); y2=ypart point t of p;
for i=0 upto 6: x[i]:=x[i]-5.5u; x[i]l:=x[i]l-5.5u; x[i]r:=x[i]r-5.5u; endfor
x9:=x9-5.5u;
filldraw z0..{z4-z9}z4l--subpath (0,t) of\\(z4r{z9-z4}..z6r)
 --z2r---z2l--subpath (t,0) of\\(z3r{z9-z3}..z5r)
 --z3l{z9-z3}..z0 & cycle;  % arrowhead
% arch represented by z2, z11 (top) z12
rt x12=w-1u; bot y12=y0; top y11=h+o; x11=.5[x2, x12];
pickup rule.nib; draw z2{up}...{right}z11...{down}z12;
penlabels(0,1,2,3,4,5,6,9,11,12); endchar;

cmchar "Arch with right downward arrowhead";
beginchar(oct"171",18u#,x_height#,0);
adjust_fit(0,0); pickup crisp.nib;
pos1(rule_thickness,0); pos2(rule_thickness,0);
pos3(bar,90); pos4(bar,90);
lft x1l=hround(.5w-.5rule_thickness); y1+.5rule_thickness=h;
x0=x1=x2; bot y0=-d; x0-x3=x4-x0=3u+eps;
y3=y4=y0+.24asc_height+eps;
pos5(bar,angle(z4-z0)); z5l=z0;
pos6(bar,angle(z3-z0)); z6l=z0;
z9=.381966[.5[z3,z4],z0];
numeric t; path p; p=z4r{z9-z4}..z6r;
t=xpart(p intersectiontimes((x2r,-d)--(x2r,h))); y2=ypart point t of p;
for i=0 upto 6: x[i]:=x[i]+5.5u; x[i]l:=x[i]l+5.5u; x[i]r:=x[i]r+5.5u; endfor
x9:=x9+5.5u;
filldraw z0..{z4-z9}z4l--subpath (0,t) of\\(z4r{z9-z4}..z6r)
 --z2r---z2l--subpath (t,0) of\\(z3r{z9-z3}..z5r)
 --z3l{z9-z3}..z0 & cycle;  % arrowhead
% arch represented by z2, z11 (top) z12 (right)
lft x12=u; bot y12=y0; top y11=h+o; x11=.5[x2, x12];
pickup rule.nib; draw z2{up}...{left}z11...{down}z12;
penlabels(0,1,2,3,4,5,6,9,11,12); endchar;

cmchar "Stylized F";
beginarithchar(oct"172");
pickup pencircle xscaled 2.5rule_thickness yscaled .5rule_thickness;
bot y1=-d; top y2=top y3=h+o; y4=y5=.5[y1, y2]; lft x1=u; x3=w-x1;
numeric t; t=4; % t=slope of thck stem
y2-y1=t*(x2-x1); 
z4=whatever[z1, z2]; x5-x4=.6(x3-x2);
draw z1--z2--z3; draw z4--z5;
penlabels(1,2,3,4,5); endchar;

transform tt; tt:=currenttransform;
currenttransform:=tt slanted 1/4;
cmchar "Lowercase variation of Greek kappa";
% will use same dimensions as standard Greek lowercase kappa
% see vol E, p 155.
beginchar(oct"173", 12u#, x_height#, 0);
italcorr 1/3x_height#*slant+.5hair#+.5u#;
adjust_fit(0,0); pickup rule.nib;
pos1(stem,0); pos2(stem,0);x1l=hround(2u-.5stem); x2r=w-x1l;
top y2+.3stem=h+oo; bot y1-.3stem=-oo;
filldraw z1l---z2l...z2r---z1r...cycle;
pickup crisp.nib;
pos3(hair,180); x3=lft x1l; y3=3/4h; pos4(stem,90); 
top y4r+.15stem=h+oo; x4-x3=.05[x1,x2]; 
pos4'(hair,0); y4'=y3; x4'=1/4[x1,x2];
pos5(hair,90); z5=z1; 
filldraw super_arc.r(3,4)&super_arc.r(4,4')...{z1-z2}z5&z5{z2-z1}
...super_arc.l(4',4)&super_arc.l(4,3)---cycle; % left arm
pos8(hair,-90); pos6(hair,0);                     
z8=z2; pos7(stem, -90); bot y7r-.15stem=-oo; x6-x7=x4-x3;
x6=w-x3; 
pos7'(hair,180); y7'=y6; x7'=w-x4';
y6=h-y3;
filldraw super_arc.r(6,7)&super_arc.r(7,7')...{z2-z1}z8&z8{z1-z2}
...super_arc.l(7',7)&super_arc.l(7,6)---cycle; % right arm
%filldraw z8{z1-z2}..z7l...{up}z6r---z6l{-u,-2u}...z7r..{z2-z1}z8---cycle; %right arm
penlabels(range 1 thru 8,4'); endchar;

cmchar "H-bar symbol, slanted bar";
beginchar(oct"175",9u#,asc_height#,0);
italcorr 1/3x_height#*slant+.5hair#+.5u#;
adjust_fit(0,0); pickup tiny.nib;
pos1(stem,0); pos2(stem,0); x1=x2;
lft x1l=hround(1.5u-.5stem); top y1=h; y2-.5stem=-oo;
filldraw circ_stroke z2e--z1e;  % left stem
sloped_serif.l(1,2,a,1/3,jut,serif_drop);  % serif
pickup fine.nib; x4+.5stem=hround(w-2.5u+.5stem);
x5=x4-.25u; ital_arch(2,3,4);  % arch
x7=w; hook_out(5,6,7)(skewed);  % closing hook
filldraw stroke z4e{down}..{-u,-x_height}z5e;  % right stem
pickup light_rule.nib;
x8=x.a2; y8=.7h; x9=x4l; y9=7/8h;
draw z8--z9;
math_fit(0,ic#); penlabels(1,2,3,4,5,6,7,8,9); endchar;

cmchar "H-bar symbol, vertical bar";
beginchar(oct"176",9u#,asc_height#,0);
italcorr 1/3x_height#*slant+.5hair#+.5u#;
adjust_fit(0,0); pickup tiny.nib;
pos1(stem,0); pos2(stem,0); x1=x2;
lft x1l=hround(1.5u-.5stem); top y1=h; y2-.5stem=-oo;
filldraw circ_stroke z2e--z1e;  % left stem
sloped_serif.l(1,2,a,1/3,jut,serif_drop);  % serif
pickup fine.nib; x4+.5stem=hround(w-2.5u+.5stem);
x5=x4-.25u; ital_arch(2,3,4);  % arch
x7=w; hook_out(5,6,7)(skewed);  % closing hook
filldraw stroke z4e{down}..{-u,-x_height}z5e;  % right stem
pickup light_rule.nib;
x8=x.a2; y8=y9=.81h; rt x9=x4l; draw z8--z9;
math_fit(0,ic#); penlabels(1,2,3,4,5,6,7,8,9); endchar;

cmchar "Reversed, reflected, lowercase Greek epsilon";
beginchar(oct"177",8u#,x_height#,0);
italcorr x_height#*slant+.5hair#-2u#;
adjust_fit(0,0); pickup fine.nib;
pos0(bar,90); pos1(bar,90); pos2(curve,180);
pos3(vair,270); pos4(hair,300); pos6(bar,90); pos7(bar,90);
x1=.5w+.5u; x0=x1+u; lft x2r=hround(1.5u-.5curve); x3=.5[x0,x1];
x4r=good.x(w-u); x5=w+.5u; x6=x0; z7=z2l;
top y0r=top y1r=h; y2=y5=y6=bar_height; bot y3r=-oo;
path p; p=z3r{right}...{up}z5;
numeric t; t=ypart(((x4r,y3r)--(x4r,y5))intersectiontimes p);
y4r=ypart point t of p;
filldraw circ_stroke z0e..pulled_arc.e(1,2) & pulled_arc.e(2,3)
 ...z4e{direction t of p};  % arc
filldraw circ_stroke z6e--z7e;  % bar
math_fit(-.3x_height#*slant+.5curve#-u#,ic#);
picture v;
v:=currentpicture; 
v:=v reflectedabout((0,h*aspect_ratio/2),(w,h*aspect_ratio/2)); 
v:=v reflectedabout((w/2,-d),(w/2,h)); 
currentpicture:=v shifted (2u,0);
penlabels(0,1,2,3,4,5,6,7); endchar;

currenttransform:=tt; %restore currenttrnasform