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add math::lgamma

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This commit is contained in:
bolero-MURAKAMI 2013-04-23 19:03:03 +09:00
parent a55c430f09
commit 5f40808f75
58 changed files with 323 additions and 116 deletions
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6
sprout/math/hypot.hpp
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@ -19,13 +19,13 @@ namespace sprout {
>
inline SPROUT_CONSTEXPR FloatType
hypot(FloatType x, FloatType y) {
return y == 0 ? sprout::math::fabs(x)
: x == 0 ? sprout::math::fabs(y)
return y == 0 ? sprout::fabs(x)
: x == 0 ? sprout::fabs(y)
: y == std::numeric_limits<FloatType>::infinity() || y == -std::numeric_limits<FloatType>::infinity()
? std::numeric_limits<FloatType>::infinity()
: x == std::numeric_limits<FloatType>::infinity() || x == -std::numeric_limits<FloatType>::infinity()
? std::numeric_limits<FloatType>::infinity()
: sprout::math::sqrt(x * x + y * y)
: sprout::sqrt(x * x + y * y)
;
}