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

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double fd_acos (double x)

Function Documentation

double fd_acos ( double  x)

Definition at line 62 of file w_acos.c.

#ifdef _IEEE_LIBM
       return __ieee754_acos(x);
       double z;
       z = __ieee754_acos(x);
       if(_LIB_VERSION == _IEEE_ || fd_isnan(x)) return z;
       if(fd_fabs(x)>1.0) {
        int err;
        return __kernel_standard(x,x,1,&err); /* acos(|x|>1) */
       } else
           return z;

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