function_tools.h

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// ------------------------------------------------------------------------
//
// SPDX-License-Identifier: LGPL-2.1-or-later
// Copyright (C) 2021 - 2023 by the deal.II authors
//
// This file is part of the deal.II library.
//
// Part of the source code is dual licensed under Apache-2.0 WITH
// LLVM-exception OR LGPL-2.1-or-later. Detailed license information
// governing the source code and code contributions can be found in
// LICENSE.md and CONTRIBUTING.md at the top level directory of deal.II.
//
// ------------------------------------------------------------------------
 
#ifndef dealii_function_tools_h
#define dealii_function_tools_h
 
 
#include <deal.II/base/config.h>
 
#include <deal.II/base/bounding_box.h>
#include <deal.II/base/function.h>
 
DEAL_II_NAMESPACE_OPEN
 
namespace FunctionTools
{
  template <int dim>
  void
  taylor_estimate_function_bounds(
    const Function<dim>                        &function,
    const BoundingBox<dim>                     &box,
    std::pair<double, double>                  &value_bounds,
    std::array<std::pair<double, double>, dim> &gradient_bounds,
    const unsigned int                          component = 0);
 
} // namespace FunctionTools
DEAL_II_NAMESPACE_CLOSE
 
#endif /* dealii_function_tools_h */