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CATANHSection: Manuel du programmeur Linux (3)Updated: 21 juillet 2003 Index Return to Main Contents NOMcatanh, catanhf, catanhl - Fonctions arguments tangentes hyperboliques complexes.SYNOPSIS#include <complex.h>double complex catanh(double complex z); float complex catanhf(float complex double z); long double complex catanhl(long double complex z); DESCRIPTIONLa fonction catanh() calcule la version complexe de atanh(). Si y = catanh(z), alors z = ctanh(y). La partie imaginaire de y est choisie dans l'intervalle [-pi/2*i,pi/2*i].On a catanh(z) = 0.5*clog((1+z)/(1-z)). CONFORMITÉC99VOIR AUSSIcabs(3), cimag(3), atanh(3)TRADUCTIONChristophe Blaess, 2003.
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