1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
|
/* Fesslix - Stochastic Analysis
Copyright (C) 2010-2017 Wolfgang Betz
*
* Fesslix is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Fesslix is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Fesslix. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include "flxMtx.h"
#include "flxeigenversion.h"
// -------------------------- GSL ----------------------------------------------------------------------
/**
* @brief Calculates Eigenvalues of Amtx (symmetric)
*/
FLXEIGEN_EXPORT void MtxEigenValue_GSL(FlxMtx_baseS& Amtx, const int M, flxVec& EigenValues, std::vector<flxVec>& Eigenvectors);
/**
* @brief Calculates Eigenvalues of Amtx (nonsymmetric)
*/
FLXEIGEN_EXPORT void MtxEigenValue_GSL(FlxMtx& Amtx, const int M, flxVec& EigenValues, std::vector<flxVec>& Eigenvectors);
/**
* @brief Calculates Eigenvalues of a generalized matrix eigenvalue problem Ax = lBx
* @param sortID 1:descending; 2:ascending
*/
FLXEIGEN_EXPORT void MtxEigenValue_GSL(FlxMtx_baseS& Amtx, FlxMtx_baseS& Bmtx, const int M, flxVec& EigenValues, std::vector<flxVec>& Eigenvectors, const tuint sortID);
// -------------------------- GSL stab----------------------------------------------------------------------
/**
* @brief Calculates Eigenvalues of Amtx
*/
void MtxEigenValue_GSLstab(FlxMtx_baseS& Amtx, const int M, flxVec& EigenValues, std::vector<flxVec>& Eigenvectors);
/**
* @brief Calculates Eigenvalues of a generalized matrix eigenvalue problem Ax = lBx
*/
void MtxEigenValue_GSLstab(FlxMtx_baseS& Amtx, FlxMtx_baseS& Bmtx, const int M, flxVec& EigenValues, std::vector<flxVec>& Eigenvectors);
|