1// This file is part of Eigen, a lightweight C++ template library
2// for linear algebra.
3//
4// Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr>
5//
6// This Source Code Form is subject to the terms of the Mozilla
7// Public License v. 2.0. If a copy of the MPL was not distributed
8// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
9
10#ifndef EIGEN_SPARSE_FUZZY_H
11#define EIGEN_SPARSE_FUZZY_H
12
13// template<typename Derived>
14// template<typename OtherDerived>
15// bool SparseMatrixBase<Derived>::isApprox(
16//   const OtherDerived& other,
17//   typename NumTraits<Scalar>::Real prec
18// ) const
19// {
20//   const typename internal::nested<Derived,2>::type nested(derived());
21//   const typename internal::nested<OtherDerived,2>::type otherNested(other.derived());
22//   return    (nested - otherNested).cwise().abs2().sum()
23//          <= prec * prec * (std::min)(nested.cwise().abs2().sum(), otherNested.cwise().abs2().sum());
24// }
25
26#endif // EIGEN_SPARSE_FUZZY_H
27