acos_impl_double()

double fl::acos_impl_double

(

double

value

)

Definition at line 579 of file math.cpp.hpp.

                                      {
#if FL_MATH_USE_LIBM
    return ::acos(value);
#else
    const double kPiHalf = 1.57079632679489661923;
    return kPiHalf - asin_impl_double(value);
#endif
}

References asin_impl_double(), and type_rank< T >::value.

Referenced by acos().

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