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Added declarations for igamma and igammac ops.

master
shugeo 2019-10-16 14:45:10 +03:00
parent 478a0c1f97
commit 7617682a46
1 changed files with 22 additions and 0 deletions
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22
libnd4j/include/ops/declarable/headers/broadcastable.h
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@ -357,6 +357,28 @@ namespace nd4j {
#if NOT_EXCLUDED(OP_Pow)
DECLARE_BROADCASTABLE_OP(Pow, 0, 0);
#endif
/**
* Broadcastable igamma implementation
*
* igamma(a, x) = gamma(а, x) / Gamma(a) - Gamma distribution function P(a,x)
* Gamma(a) = int from 0 to infinity { t ^ {a - 1} e^{-t}dt }
* gamma(a, x) = int from 0 to x { t ^ {a - 1} e^{-t}dt }
* @tparam T
*/
#if NOT_EXCLUDED(OP_igamma)
DECLARE_BROADCASTABLE_OP(igamma, 0, 0);
#endif
/**
* Broadcastable igammac implementation
* igammac(a, x) = Gamma(a,x)/Gamma(а) - Gamma distribution function Q(a,x)
* Gamma(a) = int from 0 to infinity { t ^ {a - 1} e^{-t}dt }
* Gamma(a, x) = int from x to infinity { t ^ {a - 1} e^{-t}dt }
* @tparam T
*/
#if NOT_EXCLUDED(OP_igammac)
DECLARE_BROADCASTABLE_OP(igammac, 0, 0);
#endif
}
}