.. Copyright (c) 2016, Johan Mabille, Sylvain Corlay and Wolf Vollprecht Distributed under the terms of the BSD 3-Clause License. The full license is in the file LICENSE, distributed with this software. NaN functions ============= **xtensor** provides the following functions that deal with NaNs in xexpressions: Defined in ``xtensor/core/xmath.hpp`` .. doxygengroup:: nan_functions :members: