1 /*
2 * Copyright (c) 2011, Michael Lehn
3 *
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1) Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2) Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
15 * distribution.
16 * 3) Neither the name of the FLENS development group nor the names of
17 * its contributors may be used to endorse or promote products derived
18 * from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33 /* Based on
34 *
35 SUBROUTINE DGEESX( JOBVS, SORT, SELECT, SENSE, N, A, LDA, SDIM,
36 $ WR, WI, VS, LDVS, RCONDE, RCONDV, WORK, LWORK,
37 $ IWORK, LIWORK, BWORK, INFO )
38 *
39 * -- LAPACK driver routine (version 3.2.2) --
40 * -- LAPACK is a software package provided by Univ. of Tennessee, --
41 * -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
42 * June 2010
43 */
44
45 #ifndef FLENS_LAPACK_EIG_ESX_H
46 #define FLENS_LAPACK_EIG_ESX_H 1
47
48 #include <cmath>
49 #include <flens/matrixtypes/matrixtypes.h>
50 #include <flens/vectortypes/vectortypes.h>
51
52 namespace flens { namespace lapack {
53
54 //== esx =======================================================================
55 template <typename MA>
56 Quadruple<typename GeMatrix<MA>::IndexType>
57 esx_wsq(bool computeSchurVectors,
58 SENSE::Sense sense,
59 const GeMatrix<MA> &A);
60
61 template <typename SelectFunction, typename MA, typename IndexType,
62 typename VWR, typename VWI, typename MVS,
63 typename RCONDE, typename RCONDV,
64 typename VWORK, typename VIWORK, typename BWORK>
65 IndexType
66 esx(bool computeSchurVectors,
67 bool sortEigenvalues,
68 SelectFunction selectFunction,
69 SENSE::Sense sense,
70 GeMatrix<MA> &A,
71 IndexType &sDim,
72 DenseVector<VWR> &wr,
73 DenseVector<VWI> &wi,
74 GeMatrix<MVS> &VS,
75 RCONDE &rCondE,
76 RCONDV &rCondV,
77 DenseVector<VWORK> &work,
78 DenseVector<VIWORK> &iWork,
79 DenseVector<BWORK> &bWork);
80
81 //-- forwarding ----------------------------------------------------------------
82
83 } } // namespace lapack, flens
84
85 #endif // FLENS_LAPACK_EIG_ESX_H
2 * Copyright (c) 2011, Michael Lehn
3 *
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1) Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2) Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
15 * distribution.
16 * 3) Neither the name of the FLENS development group nor the names of
17 * its contributors may be used to endorse or promote products derived
18 * from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33 /* Based on
34 *
35 SUBROUTINE DGEESX( JOBVS, SORT, SELECT, SENSE, N, A, LDA, SDIM,
36 $ WR, WI, VS, LDVS, RCONDE, RCONDV, WORK, LWORK,
37 $ IWORK, LIWORK, BWORK, INFO )
38 *
39 * -- LAPACK driver routine (version 3.2.2) --
40 * -- LAPACK is a software package provided by Univ. of Tennessee, --
41 * -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
42 * June 2010
43 */
44
45 #ifndef FLENS_LAPACK_EIG_ESX_H
46 #define FLENS_LAPACK_EIG_ESX_H 1
47
48 #include <cmath>
49 #include <flens/matrixtypes/matrixtypes.h>
50 #include <flens/vectortypes/vectortypes.h>
51
52 namespace flens { namespace lapack {
53
54 //== esx =======================================================================
55 template <typename MA>
56 Quadruple<typename GeMatrix<MA>::IndexType>
57 esx_wsq(bool computeSchurVectors,
58 SENSE::Sense sense,
59 const GeMatrix<MA> &A);
60
61 template <typename SelectFunction, typename MA, typename IndexType,
62 typename VWR, typename VWI, typename MVS,
63 typename RCONDE, typename RCONDV,
64 typename VWORK, typename VIWORK, typename BWORK>
65 IndexType
66 esx(bool computeSchurVectors,
67 bool sortEigenvalues,
68 SelectFunction selectFunction,
69 SENSE::Sense sense,
70 GeMatrix<MA> &A,
71 IndexType &sDim,
72 DenseVector<VWR> &wr,
73 DenseVector<VWI> &wi,
74 GeMatrix<MVS> &VS,
75 RCONDE &rCondE,
76 RCONDV &rCondV,
77 DenseVector<VWORK> &work,
78 DenseVector<VIWORK> &iWork,
79 DenseVector<BWORK> &bWork);
80
81 //-- forwarding ----------------------------------------------------------------
82
83 } } // namespace lapack, flens
84
85 #endif // FLENS_LAPACK_EIG_ESX_H