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Proper handling of domain errors.

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Till Hoffmann
2016-04-10 00:37:53 +01:00
parent 7f4826890c
commit 643b697649
2 changed files with 8 additions and 1 deletions
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2
test/array.cpp
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@@ -331,11 +331,13 @@ template<typename ArrayType> void array_real(const ArrayType& m)
VERIFY_IS_APPROX(numext::zeta(Scalar(3), Scalar(-2.5)), RealScalar(0.054102025820864097));
VERIFY_IS_EQUAL(numext::zeta(Scalar(1), Scalar(1.2345)), // The second scalar does not matter
std::numeric_limits<RealScalar>::infinity());
VERIFY((numext::isnan)(numext::zeta(Scalar(0.9), Scalar(1.2345)))); // The second scalar does not matter
// Check the polygamma against scipy.special.polygamma examples
VERIFY_IS_APPROX(numext::polygamma(Scalar(1), Scalar(2)), RealScalar(0.644934066848));
VERIFY_IS_APPROX(numext::polygamma(Scalar(1), Scalar(3)), RealScalar(0.394934066848));
VERIFY_IS_APPROX(numext::polygamma(Scalar(1), Scalar(25.5)), RealScalar(0.0399946696496));
VERIFY((numext::isnan)(numext::polygamma(Scalar(1.5), Scalar(1.2345)))); // The second scalar does not matter
// Check the polygamma function over a larger range of values
VERIFY_IS_APPROX(numext::polygamma(Scalar(17), Scalar(4.7)), RealScalar(293.334565435));