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Eigen
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SparseCore
SparseFuzzy.h
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// This file is part of Eigen, a lightweight C++ template library
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// for linear algebra.
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//
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// Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr>
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//
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// Eigen is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 3 of the License, or (at your option) any later version.
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//
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// Alternatively, you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of
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// the License, or (at your option) any later version.
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//
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// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License and a copy of the GNU General Public License along with
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// Eigen. If not, see <http://www.gnu.org/licenses/>.
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#ifndef EIGEN_SPARSE_FUZZY_H
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#define EIGEN_SPARSE_FUZZY_H
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// template<typename Derived>
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// template<typename OtherDerived>
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// bool SparseMatrixBase<Derived>::isApprox(
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// const OtherDerived& other,
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// typename NumTraits<Scalar>::Real prec
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// ) const
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// {
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// const typename internal::nested<Derived,2>::type nested(derived());
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// const typename internal::nested<OtherDerived,2>::type otherNested(other.derived());
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// return (nested - otherNested).cwise().abs2().sum()
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// <= prec * prec * (std::min)(nested.cwise().abs2().sum(), otherNested.cwise().abs2().sum());
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// }
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#endif // EIGEN_SPARSE_FUZZY_H
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