@stdlib/esm/math/base/special/trigamma.js

ES module distribution for Stdlib, a standard library for JavaScript and Node.js.

// This file is a part of stdlib. License is Apache-2.0: http://www.apache.org/licenses/LICENSE-2.0
import r from"./floor.js";import e from"./sinpi.js";import n from"./../../../constants/math/float64-pi-squared.js";function t(r){var e,n;return 0===r?-.9999999999999991:((r<0?-r:r)<=1?(e=r*(r*(r*(r*(r*(2.4787778117864288+r*(2.0771415170245513+r*(.8588778991623601+r*(.20499222604410033+r*(.027210314034819473+.001576484902087695*r)))))-.4042133494563989)-5.746577466976647)-7.94125711970499)-4.712373111208652)-.9999999999999991,n=1+r*(4.712373111208634+r*(9.586191186553398+r*(11.094006726982938+r*(8.090754247493278+r*(3.877058901598914+r*(1.2275867870191448+r*(.249092040606385+r*(.02957504139006556+r*(.0015764849020049815+16126405034405948e-31*r)))))))))):(e=.001576484902087695+(r=1/r)*(.027210314034819473+r*(.20499222604410033+r*(.8588778991623601+r*(2.0771415170245513+r*(2.4787778117864288+r*(r*(r*(r*(-.9999999999999991*r-4.712373111208652)-7.94125711970499)-5.746577466976647)-.4042133494563989)))))),n=16126405034405948e-31+r*(.0015764849020049815+r*(.02957504139006556+r*(.249092040606385+r*(1.2275867870191448+r*(3.877058901598914+r*(8.090754247493278+r*(11.094006726982938+r*(9.586191186553398+r*(4.712373111208634+1*r)))))))))),e/n)}function o(r){var e,n;return 0===r?-2.5584373473990794:((r<0?-r:r)<=1?(e=r*(r*(r*(r*(r*(r*(r*(.5154120525543513+r*(.1953783487860643+r*(.03347612826241743+r*(.0023736652059422065+0*r))))-.01914390334056497)-4.466544539286106)-14.797912276547878)-24.925643150482347)-23.9195022162768)-12.283020824054201)-2.5584373473990794,n=1+r*(4.800985584544199+r*(9.992207278431701+r*(11.889614616763133+r*(8.966132566838091+r*(4.4725413614962415+r*(1.4860098202819654+r*(.31957073576676426+r*(.040735834578768094+r*(.0023736652059327163+r*(23955488790352614e-32+-29474924474061867e-34*r))))))))))):(e=0+(r=1/r)*(.0023736652059422065+r*(.03347612826241743+r*(.1953783487860643+r*(.5154120525543513+r*(r*(r*(r*(r*(r*(-2.5584373473990794*r-12.283020824054201)-23.9195022162768)-24.925643150482347)-14.797912276547878)-4.466544539286106)-.01914390334056497))))),n=r*(23955488790352614e-32+r*(.0023736652059327163+r*(.040735834578768094+r*(.31957073576676426+r*(1.4860098202819654+r*(4.4725413614962415+r*(8.966132566838091+r*(11.889614616763133+r*(9.992207278431701+r*(4.800985584544199+1*r))))))))))-29474924474061867e-34),e/n)}function a(r){var e,n;return 0===r?16662611269702147e-33:((r<0?-r:r)<=1?(e=16662611269702147e-33+r*(.4999999999999977+r*(6.402709450190538+r*(41.38333741550006+r*(166.8033418545628+r*(453.39964786925367+r*(851.153712317697+r*(1097.7065756728507+r*(938.4312324784553+r*(487.26800160465194+119.95344524233573*r))))))))),n=1+r*(12.472085567047449+r*(78.60931297532986+r*(307.47024605031834+r*(805.1406861011516+r*(1439.1201976029215+r*(1735.6105285756048+r*(1348.3250071285634+r*(607.2259858605709+r*(119.95231785727705+.00014016591835503607*r)))))))))):(e=119.95344524233573+(r=1/r)*(487.26800160465194+r*(938.4312324784553+r*(1097.7065756728507+r*(851.153712317697+r*(453.39964786925367+r*(166.8033418545628+r*(41.38333741550006+r*(6.402709450190538+r*(.4999999999999977+16662611269702147e-33*r))))))))),n=.00014016591835503607+r*(119.95231785727705+r*(607.2259858605709+r*(1348.3250071285634+r*(1735.6105285756048+r*(1439.1201976029215+r*(805.1406861011516+r*(307.47024605031834+r*(78.60931297532986+r*(12.472085567047449+1*r)))))))))),e/n)}function u(r){var e,n;return 0===r?-1.848283152741466e-20:((r<0?-r:r)<=1?(e=r*(.5+r*(3.0253386524731334+r*(13.599592751745737+r*(35.31322242830879+r*(67.16394245507142+r*(83.5767733658514+r*(71.07349121223571+r*(35.86215156147256+8.721522316399835*r))))))))-1.848283152741466e-20,n=1+r*(5.717343971612935+r*(25.29340417962044+r*(62.26197679674682+r*(113.955048909239+r*(130.80713832893898+r*(102.42314690233765+r*(44.04247728052452+r*(8.89898032477904+-.029662733687204*r))))))))):(e=8.721522316399835+(r=1/r)*(35.86215156147256+r*(71.07349121223571+r*(83.5767733658514+r*(67.16394245507142+r*(35.31322242830879+r*(13.599592751745737+r*(3.0253386524731334+r*(.5+-1.848283152741466e-20*r)))))))),n=r*(8.89898032477904+r*(44.04247728052452+r*(102.42314690233765+r*(130.80713832893898+r*(113.955048909239+r*(62.26197679674682+r*(25.29340417962044+r*(5.717343971612935+1*r))))))))-.029662733687204),e/n)}function f(r){var e,n;return 0===r?0:((r<0?-r:r)<=1?(e=0+r*(.5+r*(.34562566988545623+r*(9.628954993608422+r*(3.5936085382439025+r*(49.45959911843888+r*(7.775192373218939+r*(74.4536074488178+r*(2.7520934039706906+r*(23.92923597114717+0*r))))))))),n=1+r*(.3579180064375791+r*(19.138603985070986+r*(.8743490814641436+r*(98.65160974348555+r*(r*(154.31686021625373+r*(r*(60.167913667426475+r*(2.537956362006499*r-13.341484462225642))-40.2026880424379))-16.10519728333829)))))):(e=0+(r=1/r)*(23.92923597114717+r*(2.7520934039706906+r*(74.4536074488178+r*(7.775192373218939+r*(49.45959911843888+r*(3.5936085382439025+r*(9.628954993608422+r*(.34562566988545623+r*(.5+0*r))))))))),n=2.537956362006499+r*(r*(60.167913667426475+r*(r*(154.31686021625373+r*(r*(98.65160974348555+r*(.8743490814641436+r*(19.138603985070986+r*(.3579180064375791+1*r))))-16.10519728333829))-40.2026880424379))-13.341484462225642)),e/n)}var i=r,v=e,c=n,m=t,s=o,p=a,j=u,l=f,d=3.5584373474121094;function N(r){var e,n;return e=0,r<=0?i(r)===r?NaN:(n=v(r),-N(1-r)+c/(n*n)):(r<1&&(e=1/(r*r),r+=1),e+=r<=2?(2+m(r))/(r*r):r<=4?(d+s(r))/(r*r):r<=8?(1+p(1/r))/r:r<=16?(1+j(1/r))/r:(1+l(1/r))/r)}var h=N;export default h;
//# sourceMappingURL=trigamma.js.map