Function Dune::XT::Functions::gradient¶
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template<class E, class R>
GradientElementFunction<ElementFunctionInterface<E, 1, 1, R>> Dune::XT::Functions::gradient(const ElementFunctionInterface<E, 1, 1, R> &func)¶ Returns the gradient of a scalar element function.
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template<class E, class R>
GradientGridFunction<GridFunctionInterface<E, 1, 1, R>> Dune::XT::Functions::gradient(const GridFunctionInterface<E, 1, 1, R> &func)¶ Returns the gradient of a scalar grid function.