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% AMS-style Sans Serif Math Symbols B 9 pt
% Based on msbm9.mf by the American Mathematical Society
% and on fonts by Donald Knuth
% By Ariel Barton, 2013/4/12
if unknown sansfontbase: input sansfontbase fi
font_identifier:="SSMSBM"; font_size 9pt#;
u#:=18.5/36pt#; % cmssi9 % unit width
width_adj#:=13/36pt#; % cmssi9 % width adjustment for certain characters
serif_fit#:=-6.5/36pt#; % cmssi9 % extra sidebar near lowercase serifs
cap_serif_fit#:=-9/36pt#; % cmssi9 % extra sidebar near uppercase serifs
letter_fit#:=0pt#; % cmssi9 % extra space added to all sidebars
body_height#:=243/36pt#; % cmssi9 % height of tallest characters
asc_height#:=225/36pt#; % cmssi9 % height of lowercase ascenders
cap_height#:=225/36pt#; % cmssi9 % height of caps
fig_height#:=212/36pt#; % cmssi9 % height of numerals
x_height#:=144/36pt#; % cmssi9 % height of lowercase without ascenders
math_axis#:=81/36pt#; % cmssi9 % axis of symmetry for math symbols
bar_height#:=71/36pt#; % cmssi9 % height of crossbar in lowercase e
comma_depth#:=41/36pt#; % cmssi9 % depth of comma below baseline
desc_depth#:=63/36pt#; % cmssi9 % depth of lowercase descenders
crisp#:=0pt#; % cmssi9 % diameter of serif corners
tiny#:=0pt#; % cmssi9 % diameter of rounded corners
fine#:=0pt#; % cmssi9 % diameter of sharply rounded corners
thin_join#:=16/36pt#; % cmssi9 % width of extrafine details
hair#:=27/36pt#; % cmssi9 % lowercase hairline breadth
stem#:=27/36pt#; % cmssi9 % lowercase stem breadth
curve#:=27/36pt#; % cmssi9 % lowercase curve breadth
ess#:=27/36pt#; % cmssi9 % breadth in middle of lowercase s
flare#:=24/36pt#; % cmssi9 % diameter of bulbs or breadth of terminals
dot_size#:=28/36pt#; % cmssi9 % diameter of dots
cap_hair#:=27/36pt#; % cmssi9 % uppercase hairline breadth
cap_stem#:=31/36pt#; % cmssi9 % uppercase stem breadth
cap_curve#:=31/36pt#; % cmssi9 % uppercase curve breadth
cap_ess#:=31/36pt#; % cmssi9 % breadth in middle of uppercase s
rule_thickness#:=13.68/36pt#; % cmssi9 % thickness of lines in math symbols
dish#:=0pt#; % cmssi9 % amount erased at top or bottom of serifs
bracket#:=0pt#; % cmssi9 % vertical distance from serif base to tangent
jut#:=0pt#; % cmssi9 % protrusion of lowercase serifs
cap_jut#:=0pt#; % cmssi9 % protrusion of uppercase serifs
beak_jut#:=0pt#; % cmssi9 % horizontal protrusion of beak serifs
beak#:=0.5/36pt#; % cmssi9 % vertical protrusion of beak serifs
vair#:=21/36pt#; % cmssi9 % vertical diameter of hairlines
notch_cut#:=17/36pt#; % cmssi9 % maximum breadth above or below notches
bar#:=20/36pt#; % cmssi9 % lowercase bar thickness
slab#:=22/36pt#; % cmssi9 % serif and arm thickness
cap_bar#:=21/36pt#; % cmssi9 % uppercase bar thickness
cap_band#:=19/36pt#; % cmssi9 % uppercase thickness above/below lobes
cap_notch_cut#:=24/36pt#; % cmssi9 % max breadth above/below uppercase notches
serif_drop#:=2/36pt#; % cmssi9 % vertical drop of sloped serifs
stem_corr#:=1/36pt#; % cmssi9 % for small refinements of stem breadth
vair_corr#:=1/36pt#; % cmssi9 % for small refinements of hairline height
apex_corr#:=4.5/36pt#; % cmssi9 % extra width at diagonal junctions
o#:=7/36pt#; % cmssi9 % amount of overshoot for curves
apex_o#:=0pt#; % cmssi9 % amount of overshoot for diagonal junctions
slant:=0.21255; % cmssi9 % tilt ratio
fudge:=0.95; % cmssi9 % factor applied to weights of heavy characters
math_spread:=0.2; % cmssi9 % extra openness of math symbols
superness:=0.7071; % cmssi9 % parameter for superellipses
superpull:=0.05; % cmssi9 % extra openness inside bowls
beak_darkness:=0; % cmssi9 % fraction of triangle inside beak serifs
ligs:=2; % cmmi9 % level of ligatures to be included
square_dots:=true; % cmssi9 % should dots be square?
hefty:=true; % cmssi9 % should we try hard not to be overweight?
serifs:=false; % cmssi9 % should serifs and bulbs be attached?
monospace:=false; % cmssi9 % should all characters have the same width?
variant_g:=false; % cmssi9 % should an italic-style g be used?
low_asterisk:=false; % cmssi9 % should the asterisk be centered at the axis?
math_fitting:=true; % cmmi9 % should math-mode spacing be used?
% the following font parameters are explained in {\sl The \TeX book}, Appendix G
subs:=6/9; % subscripts to 9pt will normally be in 6pt type
rth#:=.4pt#; % assume that rules will come from cmex10
fontdimen 8: % parameters $\sigma_8$ through $\sigma_{22}$ will now be listed
math_axis#+3.51rth#+36/36pt#+subs*desc_depth#, % num1
math_axis#+1.51rth#+30/36pt#, % num2
math_axis#+1.51rth#+43/36pt#, % num3
-(math_axis#-3.51rth#-subs*fig_height#-111/36pt#), % denom1
-(math_axis#-1.51rth#-subs*fig_height#-30/36pt#), % denom2
8.49pt#-subs*asc_height#, % sup1
7.99pt#-subs*asc_height#, % sup2
93/36pt#, % sup3
36/36pt#, % sub1
-(7.99pt#-2subs*asc_height#-3.1rth#), % sub2
subs*asc_height#-36/36pt#, % sup_drop
18/36pt#, % sub_drop
23.9pt#, % delim1
9.1pt#, % delim2
math_axis#; % axis_height
def diagonal (suffix ne, sw)= draw z.ne--z.sw enddef;
generate sans-amsyb % switch to the driver file
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