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%D \module
%D [ file=mp-math.mpiv,
%D version=2019.07.26, % was mp-core: 1999.08.01, anchoring
%D title=\CONTEXT\ \METAPOST\ graphics,
%D subtitle=extra math functions,
%D author=Hans Hagen,
%D date=\currentdate,
%D copyright={PRAGMA ADE \& \CONTEXT\ Development Team}]
%C
%C This module is part of the \CONTEXT\ macro||package and is
%C therefore copyrighted by \PRAGMA. See mreadme.pdf for
%C details.
if known context_math : endinput ; fi ;
boolean context_math ; context_math := true ;
% draw textext(decimal runscript("mp.numeric(xmath.gamma(.12))")) ;
newinternal mfid_m_acos ; mfid_m_acos := scriptindex "m_acos" ; def m_acos = runscript mfid_m_acos enddef ;
newinternal mfid_m_acosh ; mfid_m_acosh := scriptindex "m_acosh" ; def m_acosh = runscript mfid_m_acosh enddef ;
newinternal mfid_m_asin ; mfid_m_asin := scriptindex "m_asin" ; def m_asin = runscript mfid_m_asin enddef ;
newinternal mfid_m_asinh ; mfid_m_asinh := scriptindex "m_asinh" ; def m_asinh = runscript mfid_m_asinh enddef ;
newinternal mfid_m_atan ; mfid_m_atan := scriptindex "m_atan" ; def m_atan = runscript mfid_m_atan enddef ;
newinternal mfid_m_atantwo ; mfid_m_atantwo := scriptindex "m_atan2" ; def m_atantwo = runscript mfid_m_atantwo enddef ; % atan2
newinternal mfid_m_atanh ; mfid_m_atanh := scriptindex "m_atanh" ; def m_atanh = runscript mfid_m_atanh enddef ;
newinternal mfid_m_cbrt ; mfid_m_cbrt := scriptindex "m_cbrt" ; def m_cbrt = runscript mfid_m_cbrt enddef ;
newinternal mfid_m_ceil ; mfid_m_ceil := scriptindex "m_ceil" ; def m_ceil = runscript mfid_m_ceil enddef ;
newinternal mfid_m_copysign ; mfid_m_copysign := scriptindex "m_copysign" ; def m_copysign = runscript mfid_m_copysign enddef ;
newinternal mfid_m_cos ; mfid_m_cos := scriptindex "m_cos" ; def m_cos = runscript mfid_m_cos enddef ;
newinternal mfid_m_cosh ; mfid_m_cosh := scriptindex "m_cosh" ; def m_cosh = runscript mfid_m_cosh enddef ;
newinternal mfid_m_deg ; mfid_m_deg := scriptindex "m_deg" ; def m_deg = runscript mfid_m_deg enddef ;
newinternal mfid_m_erf ; mfid_m_erf := scriptindex "m_erf" ; def m_erf = runscript mfid_m_erf enddef ;
newinternal mfid_m_erfc ; mfid_m_erfc := scriptindex "m_erfc" ; def m_erfc = runscript mfid_m_erfc enddef ;
newinternal mfid_m_exp ; mfid_m_exp := scriptindex "m_exp" ; def m_exp = runscript mfid_m_exp enddef ;
newinternal mfid_m_exptwo ; mfid_m_exptwo := scriptindex "m_exp2" ; def m_exptwo = runscript mfid_m_exptwo enddef ; % exp2
newinternal mfid_m_expm ; mfid_m_expm := scriptindex "m_expm1" ; def m_expm = runscript mfid_m_expm enddef ; % expm1
newinternal mfid_m_fabs ; mfid_m_fabs := scriptindex "m_fabs" ; def m_fabs = runscript mfid_m_fabs enddef ;
newinternal mfid_m_fdim ; mfid_m_fdim := scriptindex "m_fdim" ; def m_fdim = runscript mfid_m_fdim enddef ;
newinternal mfid_m_floor ; mfid_m_floor := scriptindex "m_floor" ; def m_floor = runscript mfid_m_floor enddef ;
newinternal mfid_m_fma ; mfid_m_fma := scriptindex "m_fma" ; def m_fma = runscript mfid_m_fma enddef ;
newinternal mfid_m_fmax ; mfid_m_fmax := scriptindex "m_fmax" ; def m_fmax = runscript mfid_m_fmax enddef ;
newinternal mfid_m_fmin ; mfid_m_fmin := scriptindex "m_fmin" ; def m_fmin = runscript mfid_m_fmin enddef ;
newinternal mfid_m_fmod ; mfid_m_fmod := scriptindex "m_fmod" ; def m_fmod = runscript mfid_m_fmod enddef ;
newinternal mfid_m_frexp ; mfid_m_frexp := scriptindex "m_frexp" ; def m_frexp = runscript mfid_m_frexp enddef ;
newinternal mfid_m_gamma ; mfid_m_gamma := scriptindex "m_gamma" ; def m_gamma = runscript mfid_m_gamma enddef ;
newinternal mfid_m_hypot ; mfid_m_hypot := scriptindex "m_hypot" ; def m_hypot = runscript mfid_m_hypot enddef ;
newinternal mfid_m_isfinite ; mfid_m_isfinite := scriptindex "m_isfinite" ; def m_isfinite = runscript mfid_m_isfinite enddef ;
newinternal mfid_m_isinf ; mfid_m_isinf := scriptindex "m_isinf" ; def m_isinf = runscript mfid_m_isinf enddef ;
newinternal mfid_m_isnan ; mfid_m_isnan := scriptindex "m_isnan" ; def m_isnan = runscript mfid_m_isnan enddef ;
newinternal mfid_m_isnormal ; mfid_m_isnormal := scriptindex "m_isnormal" ; def m_isnormal = runscript mfid_m_isnormal enddef ;
newinternal mfid_m_jz ; mfid_m_jz := scriptindex "m_j0" ; def m_jz = runscript mfid_m_jz enddef ; % j0
newinternal mfid_m_j ; mfid_m_j := scriptindex "m_j1" ; def m_j = runscript mfid_m_j enddef ; % j1
newinternal mfid_m_jn ; mfid_m_jn := scriptindex "m_jn" ; def m_jn = runscript mfid_m_jn enddef ;
newinternal mfid_m_ldexp ; mfid_m_ldexp := scriptindex "m_ldexp" ; def m_ldexp = runscript mfid_m_ldexp enddef ;
newinternal mfid_m_lgamma ; mfid_m_lgamma := scriptindex "m_lgamma" ; def m_lgamma = runscript mfid_m_lgamma enddef ;
newinternal mfid_m_log ; mfid_m_log := scriptindex "m_log" ; def m_log = runscript mfid_m_log enddef ;
newinternal mfid_m_logten ; mfid_m_logte := scriptindex "m_log10" ; def m_logten = runscript mfid_m_logten enddef ; % log10
newinternal mfid_m_logp ; mfid_m_logp := scriptindex "m_log1p" ; def m_logp = runscript mfid_m_logp enddef ; % log1p
newinternal mfid_m_logtwo ; mfid_m_logtwo := scriptindex "m_log2" ; def m_logtwo = runscript mfid_m_logtwo enddef ; % log2
newinternal mfid_m_logb ; mfid_m_logb := scriptindex "m_logb" ; def m_logb = runscript mfid_m_logb enddef ;
newinternal mfid_m_modf ; mfid_m_modf := scriptindex "m_modf" ; def m_modf = runscript mfid_m_modf enddef ;
newinternal mfid_m_nearbyint ; mfid_m_nearbyint := scriptindex "m_nearbyint" ; def m_nearbyint = runscript mfid_m_nearbyint enddef ;
newinternal mfid_m_nextafter ; mfid_m_nextafter := scriptindex "m_nextafter" ; def m_nextafter = runscript mfid_m_nextafter enddef ;
newinternal mfid_m_pow ; mfid_m_pow := scriptindex "m_pow" ; def m_pow = runscript mfid_m_pow enddef ;
newinternal mfid_m_rad ; mfid_m_rad := scriptindex "m_rad" ; def m_rad = runscript mfid_m_rad enddef ;
newinternal mfid_m_remainder ; mfid_m_remainder := scriptindex "m_remainder" ; def m_remainder = runscript mfid_m_remainder enddef ;
newinternal mfid_m_remquo ; mfid_m_remquo := scriptindex "m_remquo" ; def m_remquo = runscript mfid_m_remquo enddef ;
newinternal mfid_m_round ; mfid_m_round := scriptindex "m_round" ; def m_round = runscript mfid_m_round enddef ;
newinternal mfid_m_scalbn ; mfid_m_scalbn := scriptindex "m_scalbn" ; def m_scalbn = runscript mfid_m_scalbn enddef ;
newinternal mfid_m_sin ; mfid_m_sin := scriptindex "m_sin" ; def m_sin = runscript mfid_m_sin enddef ;
newinternal mfid_m_sinh ; mfid_m_sinh := scriptindex "m_sinh" ; def m_sinh = runscript mfid_m_sinh enddef ;
newinternal mfid_m_sqrt ; mfid_m_sqrt := scriptindex "m_sqrt" ; def m_sqrt = runscript mfid_m_sqrt enddef ;
newinternal mfid_m_tan ; mfid_m_tan := scriptindex "m_tan" ; def m_tan = runscript mfid_m_tan enddef ;
newinternal mfid_m_tanh ; mfid_m_tanh := scriptindex "m_tanh" ; def m_tanh = runscript mfid_m_tanh enddef ;
newinternal mfid_m_tgamma ; mfid_m_tgamma := scriptindex "m_tgamma" ; def m_tgamma = runscript mfid_m_tgamma enddef ;
newinternal mfid_m_trunc ; mfid_m_trunc := scriptindex "m_trunc" ; def m_trunc = runscript mfid_m_trunc enddef ;
newinternal mfid_m_yz ; mfid_m_yz := scriptindex "m_y0" ; def m_yz = runscript mfid_m_yz enddef ; % y0
newinternal mfid_m_y ; mfid_m_y := scriptindex "m_y1" ; def m_y = runscript mfid_m_y enddef ; % y1
newinternal mfid_m_yn ; mfid_m_yn := scriptindex "m_yn" ; def m_yn = runscript mfid_m_yn enddef ;
newinternal mfid_c_sin ; mfid_c_asin := scriptindex "c_sin" ; def c_sin = runscript mfid_c_sin enddef ;
newinternal mfid_c_cos ; mfid_c_acos := scriptindex "c_cos" ; def c_cos = runscript mfid_c_cos enddef ;
newinternal mfid_c_tan ; mfid_c_acos := scriptindex "c_tan" ; def c_tan = runscript mfid_c_tan enddef ;
newinternal mfid_c_sinh ; mfid_c_acos := scriptindex "c_sinh" ; def c_sinh = runscript mfid_c_sinh enddef ;
newinternal mfid_c_cosh ; mfid_c_acos := scriptindex "c_cosh" ; def c_cosh = runscript mfid_c_cosh enddef ;
newinternal mfid_c_tanh ; mfid_c_acos := scriptindex "c_tanh" ; def c_tanh = runscript mfid_c_tanh enddef ;
newinternal mfid_c_asin ; mfid_c_acos := scriptindex "c_asin" ; def c_asin = runscript mfid_c_asin enddef ;
newinternal mfid_c_acos ; mfid_c_acos := scriptindex "c_acos" ; def c_acos = runscript mfid_c_acos enddef ;
newinternal mfid_c_atan ; mfid_c_acos := scriptindex "c_atan" ; def c_atan = runscript mfid_c_atan enddef ;
newinternal mfid_c_asinh ; mfid_c_acos := scriptindex "c_asinh" ; def c_asinh = runscript mfid_c_asinh enddef ;
newinternal mfid_c_acosh ; mfid_c_acos := scriptindex "c_acosh" ; def c_acosh = runscript mfid_c_acosh enddef ;
newinternal mfid_c_atanh ; mfid_c_acos := scriptindex "c_atanh" ; def c_atanh = runscript mfid_c_atanh enddef ;
newinternal mfid_c_sqrt ; mfid_c_acos := scriptindex "c_sqrt" ; def c_sqrt = runscript mfid_c_sqrt enddef ;
newinternal mfid_c_abs ; mfid_c_acos := scriptindex "c_abs" ; def c_abs = runscript mfid_c_abs enddef ;
newinternal mfid_c_arg ; mfid_c_acos := scriptindex "c_arg" ; def c_arg = runscript mfid_c_arg enddef ;
newinternal mfid_c_conj ; mfid_c_acos := scriptindex "c_conj" ; def c_conj = runscript mfid_c_conj enddef ;
newinternal mfid_c_exp ; mfid_c_acos := scriptindex "c_exp" ; def c_exp = runscript mfid_c_exp enddef ;
newinternal mfid_c_log ; mfid_c_acos := scriptindex "c_log" ; def c_log = runscript mfid_c_log enddef ;
newinternal mfid_c_proj ; mfid_c_acos := scriptindex "c_proj" ; def c_proj = runscript mfid_c_proj enddef ;
newinternal mfid_c_erf ; mfid_c_erf := scriptindex "c_erf" ; def c_erf = runscript mfid_c_erf enddef ;
newinternal mfid_c_erfc ; mfid_c_erfc := scriptindex "c_erfc" ; def c_erfc = runscript mfid_c_erfc enddef ;
newinternal mfid_c_erfcx ; mfid_c_erfcx := scriptindex "c_erfcx" ; def c_erfcx = runscript mfid_c_erfcx enddef ;
newinternal mfid_c_erfi ; mfid_c_erfi := scriptindex "c_erfi" ; def c_erfi = runscript mfid_c_erfi enddef ;
% mfid_c_imag ; mfid_c_acos := scriptindex "c_imag" ; def c_imag = runscript mfid_c_imag enddef ;
% mfid_c_real ; mfid_c_acos := scriptindex "c_real" ; def c_real = runscript mfid_c_real enddef ;
% mfid_c_neg ; mfid_c_neg := scriptindex "c_neg" ; def c_neg = runscript mfid_c_neg enddef ;
newinternal mfid_c_pow ; mfid_c_pow := scriptindex "c_pow" ; def c_pow (expr a,b) = runscript mfid_c_pow a b enddef ;
% mfid_c_add ; mfid_c_add := scriptindex "c_add" ; def c_add (expr a,b) = runscript mfid_c_add a b enddef ;
% mfid_c_sub ; mfid_c_sub := scriptindex "c_sub" ; def c_sub (expr a,b) = runscript mfid_c_sub a b enddef ;
newinternal mfid_c_mul ; mfid_c_mul := scriptindex "c_mul" ; def c_mul (expr a,b) = runscript mfid_c_mul a b enddef ;
newinternal mfid_c_div ; mfid_c_div := scriptindex "c_div" ; def c_div (expr a,b) = runscript mfid_c_div a b enddef ;
newinternal mfid_c_voigt ; mfid_c_voigt := scriptindex "c_voigt" ; def c_voigt (expr a,b,c) = runscript mfid_c_voigt a b c enddef ;
newinternal mfid_c_voigt_hwhm ; mfid_c_voigt_hwhm := scriptindex "c_voigt_hwhm" ; def c_voigt_hwhm(expr a,b) = runscript mfid_c_voigt_hwhm a b enddef ;
vardef c_add (expr a, b) = a + b enddef ;
vardef c_sub (expr a, b) = a + b enddef ;
vardef c_imag(expr a) = ypart a enddef ;
vardef c_real(expr a) = xpart a enddef ;
vardef c_neg (expr a) = -a enddef ;
% to be redefined:
% vardef sqr primary x = x*x enddef ;
% vardef log primary x = if x=0: 0 else: mlog(x)/mlog(10) fi enddef ;
% vardef ln primary x = if x=0: 0 else: mlog(x)/256 fi enddef ;
% vardef exp primary x = (mexp 256)**x enddef ;
% vardef inv primary x = if x=0: 0 else: x**-1 fi enddef ;
% vardef tand primary x = sind(x)/cosd(x) enddef ;
% vardef cotd primary x = cosd(x)/sind(x) enddef ;
% vardef invsin primary x = (asin(x))/radian enddef ;
% vardef invcos primary x = (acos(x))/radian enddef ;
% vardef invtan primary x = (atan(x))/radian enddef ;
% vardef sin primary x = m_sin x enddef ; vardef sinh primary x = m_sinh x enddef ;
% vardef cos primary x = m_cos x enddef ; vardef cosh primary x = m_cosh x enddef ;
% vardef tan primary x = m_tan x enddef ; vardef tanh primary x = m_tanh x enddef ;
% vardef asin primary x = m_asin x enddef ; vardef asinh primary x = m_asinh x enddef ;
% vardef acos primary x = m_acos x enddef ; vardef acosh primary x = m_acosh x enddef ;
% vardef atan primary x = m_atan x enddef ; vardef atanh primary x = m_atanh x enddef ;
% vardef sind primary x = angle(m_sin x) enddef ; vardef asind primary x = angle(m_asin x) enddef ;
% vardef cosd primary x = angle(m_cos x) enddef ; vardef acosd primary x = angle(m_acos x) enddef ;
% vardef tand primary x = angle(m_tan x) enddef ; vardef atand primary x = angle(m_atan x) enddef ;
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