summaryrefslogtreecommitdiff
path: root/Master/texmf-dist/dvips/pst-math/pst-math.pro
blob: 333877ad2841a70ffdc730309a06448f72f3818c (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
%!
%                           -*- Mode: Postscript -*-
% pst-math.pro --- PostScript header file pst-math.pro
%
% Author          : Christophe JORSSEN <christophe.jorssen@libre.fr.invalid>
%                   ('libre' is the french word for 'free' if you want to contact me ;-))
% Created the     : Sat 20 March 2004
% Last Mod        : Thu 01 November 2007
% Version         : 1.3
%
/ArgumentOutOfRange {%
  gsave /Times-Roman findfont 10 scalefont setfont 0 0 moveto
  ([pst-math] At least one argument was out of range) show grestore} bind def

/DIV { dup 0 eq { pop ArgumentOutOfRange} { div } ifelse } bind def

/PI 3.14159265359 def
/ENeperian 2.71828182846 def

/DegToRad {PI mul 180 div} bind def
/RadToDeg {180 mul PI div} bind def

/COS {RadToDeg cos} bind def
/SIN {RadToDeg sin} bind def
/TAN {dup SIN exch COS Div} bind def
/tan {dup sin exch cos Div} bind def
/ATAN {neg -1 atan 180 sub DegToRad} bind def

/sec {cos 1 exch Div} bind def
/cosec {sin 1 exch Div} bind def
/cotan {dup cos exch sin Div} bind def
/SEC {RadToDeg sec} bind def
/COSEC {RadToDeg cosec} bind def
/COTAN {RadToDeg cotan} bind def

/acos {dup dup -1 ge exch 1 le and 
  {dup dup mul neg 1 add sqrt exch atan}
  {pop 0 ArgumentOutOfRange} ifelse} bind def
/ACOS {acos DegToRad} bind def
/asin {dup dup -1 ge exch 1 le and 
  {neg dup dup mul neg 1 add sqrt neg atan 180 sub} 
  {pop 0 ArgumentOutOfRange} ifelse} bind def
/ASIN {asin DegToRad} bind def

/EXP {ENeperian exch exp} bind def

/COSH {dup EXP exch neg EXP add 2 div} bind def
/SINH {dup EXP exch neg EXP sub 2 div} bind def
/TANH {dup SINH exch COSH div} bind def
/ACOSH {dup 1 ge 
  {dup dup mul 1 sub sqrt add ln}
  {pop 0 ArgumentOutOfRange} ifelse} bind def
/ASINH {dup dup mul 1 add sqrt add ln} bind def
/ATANH {dup dup -1 gt exch 1 lt and 
  {dup 1 add exch neg 1 add Div ln 2 div} 
  {pop 0 ArgumentOutOfRange} ifelse} bind def

/SINC {dup 0 eq {pop 1} {dup SIN exch Div} ifelse} bind def

/GAUSS {dup mul 2 mul dup 4 -2 roll sub dup mul exch div neg EXP exch PI mul sqrt div} bind def

/GAMMA { 2 dict begin				% hv 2007-08-30
  /z exch def
  1.000000000190015				% p(0)
  0 1 5 {					% on stack is 0 1 2 3 4 5 
    dup 					% n-1 n-1
    [ 76.18009172947146 
     -86.50532032941677 
      24.0140982483091 
      -1.231739572450155
       0.1208650973866179E-2 
      -0.5395239384953E-5      ] exch get exch 	% p(n) n-1
      1 add z add div			     	% p(n)/(z+n)
      add					% build the sum
    } for
    Pi 2 mul sqrt z div mul
    z 5.5 add z 0.5 add exp mul Euler z 5.5 add neg exp mul 
  end } bind def
    
/GAMMALN {dup dup dup 5.5 add dup ln 3 -1 roll .5 add mul sub neg 1.000000000190015
    0 1 5 {
    [76.18009172947146 -86.50532032941677 24.0140982483091 -1.231739572450155
    .1208650973866179E-2 -.5395239384953E-5 2.5066282746310005] exch get
    4 -1 roll 1 add dup 5 1 roll div add} for
    4 -1 roll div 2.5066282746310005 mul ln add exch pop} bind def
/BETA {2 copy add GAMMALN neg exch GAMMALN 3 -1 roll GAMMALN EXP} bind def

/HORNER {aload length
    dup 2 add -1 roll
    exch 1 sub {
        dup 4 1 roll
        mul add exch
    } repeat
    pop
} bind def

/BESSEL_J0 {dup abs 8 lt {
    dup mul dup [57568490574 -13362590354 651619640.7 -11214424.18 77392.33017 -184.9052456] HORNER
    exch [57568490411 1029532985 9494680.718 59272.64853 267.8532712 1] HORNER
    Div}
    {abs dup .636619772 exch div sqrt exch dup .785398164 sub exch 8 exch div dup dup mul dup 
    [1 -1.098628627E-2 .2734510407E-4 -.2073370639E-5 .2093887211E-6] HORNER
    3 index COS mul
    exch [-.1562499995E-1 .1430488765E-3 -.6911147651E-5 .7621095161E-6 -.934945152E-7] HORNER
    4 -1 roll SIN mul 3 -1 roll mul neg add mul} 
    ifelse} bind def

/BESSEL_Y0 {dup 8 lt {
    dup dup mul dup [-2957821389 7062834065 -512359803.6 10879881.29 -86327.92757 228.4622733] HORNER
    exch [40076544269 745249964.8 7189466.438 47447.26470 226.1030244 1] HORNER
    Div exch dup ln exch BESSEL_J0 .636619772 mul mul add}
    {dup .636619772 exch div sqrt exch dup .785398164 sub exch 8 exch div dup dup mul dup 
    [1 -.1098628627E-2 .2734510407E-4 -.2073370639E-5 .2093887211E-6] HORNER
    3 index SIN mul
    exch [-.1562499995E-1 .1430488765E-3 -.6911147651E-5 .7621095161E-6 -.934945152E-7] HORNER
    4 -1 roll COS mul 3 -1 roll mul add mul} 
    ifelse} bind def

/BESSEL_J1 {dup abs 8 lt {
    dup dup mul dup 3 -2 roll [72362614232 -7895059235 242396853.1 -2972611.439 15704.48260 -30.16036606] HORNER mul
    exch [144725228442 2300535178 18583304.74 99447.43394 376.9991397 1] HORNER
    Div}
    {dup abs dup .636619772 exch div sqrt exch dup 2.356194491 sub exch 8 exch div dup dup mul dup 
    [1 .183105E-2 -.3516396496E-4 .2457520174E-5 -.240337019E-6] HORNER
    3 index COS mul
    exch [.04687499995 6.2002690873E-3 .8449199096E-5 -.88228987E-6 .105787412E-6] HORNER
    4 -1 roll SIN mul 3 -1 roll mul neg add mul exch dup abs Div mul} 
    ifelse} bind def

/BESSEL_Y1 {dup 8 lt {
    dup dup dup mul dup [-.4900604943E13 .1275274390E13 -.5153428139E11 .7349264551E9 -.4237922726E7 .8511937935E4] HORNER
    exch [.2499580570E14 .4244419664E12 .3733650367E10 .2245904002E8 .1020426050E6 .3549632885E3 1] HORNER
    Div mul exch dup dup ln exch BESSEL_J1 mul exch 1 exch div sub .636619772 mul add}
    {dup .636619772 exch div sqrt exch dup 2.356194491 sub exch 8 exch div dup dup mul dup 
    [1 .183105E-2 -.3516396496E-4 .2457520174E-5 -.240337019E-6] HORNER
    3 index SIN mul
    exch [.04687499995 -.2002690873E-3 .8449199096E-5 6.88228987E-6 .105787412E-6] HORNER
    4 -1 roll COS mul 3 -1 roll mul add mul} 
    ifelse} bind def

% En cours...
/BESSEL_Yn {dup 0 eq {pop BESSEL_Y0}{dup 1 eq {pop BESSEL_Y1}{
    exch dup BESSEL_Y0 exch dup BESSEL_Y1 exch 2 exch Div {
        mul 3 -1 roll mul 2 index sub pstack} for
    } ifelse } ifelse } bind def

% END pst-math.pro