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cacos
Langue: ja
Version: 2002-07-28 (openSuse - 09/10/07)
Section: 3 (Bibliothèques de fonctions)
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cacos, cacosf, cacosl - Ê£ÁÇ¿ô¤ÎµÕ;¸¹ (arc cosine)½ñ¼°
#include <complex.h>double complex cacos(double complex z);
float complex cacosf(float complex z);
long double complex cacosl(long double complex z);
-lm ¤Ç¥ê¥ó¥¯¤¹¤ë¡£
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cacos() ´Ø¿ô¤ÏÊ£ÁÇ¿ô¤Î acos() ¤ò·×»»¤¹¤ë¡£ y = cacos(z) ¤Ê¤é¤Ð¡¢ z = ccos(y) ¤¬À®Î©¤¹¤ë¡£ y ¤Î¼ÂÉô¤ÎÃͤ϶è´Ö [0,pi] ¤«¤éÁªÂò¤µ¤ì¤ë¡£¼¡¤Î´Ø·¸¤¬À®Î©¤¹¤ë: cacos(z) = -i clog(z + csqrt(z * z - 1))
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