cython

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# mode: run
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# tag: cpp, werror, cpp17
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from libcpp.cmath cimport beta, legendre, hypot
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def test_beta(double x, double y):
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    """
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    Test C++17 std::beta function
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    >>> test_beta(1.0, 1.0)
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    1.0
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    >>> test_beta(1.0, 2.0)
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    0.5
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    """
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    return beta(x, y)
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def test_legendre(int x, double y):
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    """
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    Test C++17 std::legendre function
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    >>> test_legendre(1, 0.5)
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    0.5
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    >>> test_legendre(2, 0.5)
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    -0.125
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    """
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    return legendre(x, y)
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def test_hypot(double x, double y, double z):
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    """
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    Test C++17 std::hypot function
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    >>> test_hypot(1.0, 2.0, 2.0)
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    3.0
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    >>> test_hypot(3.0, 4.0, 0.0)
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    5.0
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    """
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    return hypot(x, y, z)