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lightning-sunbird  0.9+nobinonly
w_acosh.c File Reference
#include "fdlibm.h"

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double fd_acosh (double x)

Function Documentation

double fd_acosh ( double  x)

Definition at line 62 of file w_acosh.c.

#ifdef _IEEE_LIBM
       return __ieee754_acosh(x);
       double z;
       z = __ieee754_acosh(x);
       if(_LIB_VERSION == _IEEE_ || fd_isnan(x)) return z;
       if(x<1.0) {
        int err;
        return __kernel_standard(x,x,29,&err); /* acosh(x<1) */
       } else
           return z;

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