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fix math functions

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This commit is contained in:
bolero-MURAKAMI 2013-02-14 18:02:43 +09:00
parent 5d809ef5c9
commit fa1d769bdf
76 changed files with 582 additions and 169 deletions
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3
sprout/math/acosh.hpp
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@ -18,7 +18,8 @@ namespace sprout {
>
inline SPROUT_CONSTEXPR FloatType
acosh(FloatType x) {
return x < 1 ? std::numeric_limits<FloatType>::quiet_NaN()
return x == 1 ? FloatType(0)
: x < 1 ? std::numeric_limits<FloatType>::quiet_NaN()
: x == std::numeric_limits<FloatType>::infinity() ? std::numeric_limits<FloatType>::infinity()
: sprout::math::log(x + sprout::math::sqrt(x * x - 1))
;