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规范模块目录和第三方依赖结构

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zhangshun
2026-06-01 16:57:39 +08:00
parent e8e485b115
commit c2ce29d874
1758 changed files with 187 additions and 102 deletions
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34
third_party/eigen3/test/bicgstab.cpp vendored Normal file
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// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
// Copyright (C) 2011 Gael Guennebaud <g.gael@free.fr>
//
// This Source Code Form is subject to the terms of the Mozilla
// Public License v. 2.0. If a copy of the MPL was not distributed
// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
#include "sparse_solver.h"
#include <Eigen/IterativeLinearSolvers>
template<typename T, typename I> void test_bicgstab_T()
{
BiCGSTAB<SparseMatrix<T,0,I>, DiagonalPreconditioner<T> > bicgstab_colmajor_diag;
BiCGSTAB<SparseMatrix<T,0,I>, IdentityPreconditioner > bicgstab_colmajor_I;
BiCGSTAB<SparseMatrix<T,0,I>, IncompleteLUT<T,I> > bicgstab_colmajor_ilut;
//BiCGSTAB<SparseMatrix<T>, SSORPreconditioner<T> > bicgstab_colmajor_ssor;
bicgstab_colmajor_diag.setTolerance(NumTraits<T>::epsilon()*4);
bicgstab_colmajor_ilut.setTolerance(NumTraits<T>::epsilon()*4);
CALL_SUBTEST( check_sparse_square_solving(bicgstab_colmajor_diag) );
// CALL_SUBTEST( check_sparse_square_solving(bicgstab_colmajor_I) );
CALL_SUBTEST( check_sparse_square_solving(bicgstab_colmajor_ilut) );
//CALL_SUBTEST( check_sparse_square_solving(bicgstab_colmajor_ssor) );
}
void test_bicgstab()
{
CALL_SUBTEST_1((test_bicgstab_T<double,int>()) );
CALL_SUBTEST_2((test_bicgstab_T<std::complex<double>, int>()));
CALL_SUBTEST_3((test_bicgstab_T<double,long int>()));
}