Error and gamma functions

xtensor provides the following error and gamma functions for xexpressions:

Defined in xtensor/xmath.hpp

template <class E>
auto xt::erf(E &&e)

Error function.

Returns an xfunction for the element-wise error function of e.

Return

an xfunction

Parameters

• e: an xexpression

template <class E>
auto xt::erfc(E &&e)

Complementary error function.

Returns an xfunction for the element-wise complementary error function of e, whithout loss of precision for large argument.

Return

an xfunction

Parameters

• e: an xexpression

template <class E>
auto xt::tgamma(E &&e)

Gamma function.

Returns an xfunction for the element-wise gamma function of e.

Return

an xfunction

Parameters

• e: an xexpression

template <class E>
auto xt::lgamma(E &&e)

Natural logarithm of the gamma function.

Returns an xfunction for the element-wise logarithm of the asbolute value fo the gamma function of e.

Return

an xfunction

Parameters

• e: an xexpression