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 DGESVX( FACT, TRANS, N, NRHS, A, LDA, AF, LDAF, IPIV,
36 $ EQUED, R, C, B, LDB, X, LDX, RCOND, FERR, BERR,
37 $ WORK, IWORK, INFO )
38 *
39 * -- LAPACK driver routine (version 3.2) --
40 * -- LAPACK is a software package provided by Univ. of Tennessee, --
41 * -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
42 * November 2006
43 */
44
45 #ifndef FLENS_LAPACK_GESV_SVX_H
46 #define FLENS_LAPACK_GESV_SVX_H 1
47
48 #include <flens/lapack/typedefs.h>
49 #include <flens/matrixtypes/matrixtypes.h>
50 #include <flens/vectortypes/vectortypes.h>
51
52 namespace flens { namespace lapack {
53
54 namespace SVX {
55
56 enum Fact {
57 Factored = 'F',
58 NotFactored = 'N',
59 Equilibrate = 'E'
60 };
61
62 enum Equilibration {
63 None = 'N',
64 Row = 'R',
65 Column = 'C',
66 Both = 'B'
67 };
68
69 }
70
71 //== (ge)svx ===================================================================
72 template <typename MA, typename MAF, typename VPIV, typename VR, typename VC,
73 typename MB, typename MX, typename RCOND, typename FERR,
74 typename BERR, typename VWORK, typename VIWORK>
75 typename GeMatrix<MA>::IndexType
76 svx(SVX::Fact fact,
77 Transpose trans,
78 GeMatrix<MA> &A,
79 GeMatrix<MAF> &AF,
80 DenseVector<VPIV> &piv,
81 SVX::Equilibration equed,
82 DenseVector<VR> &r,
83 DenseVector<VC> &c,
84 GeMatrix<MB> &B,
85 GeMatrix<MX> &X,
86 RCOND &rCond,
87 DenseVector<FERR> &fErr,
88 DenseVector<BERR> &bErr,
89 DenseVector<VWORK> &work,
90 DenseVector<VIWORK> &iwork);
91
92 //-- forwarding ----------------------------------------------------------------
93
94 } } // namespace lapack, flens
95
96 #endif // FLENS_LAPACK_GESV_SVX_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 DGESVX( FACT, TRANS, N, NRHS, A, LDA, AF, LDAF, IPIV,
36 $ EQUED, R, C, B, LDB, X, LDX, RCOND, FERR, BERR,
37 $ WORK, IWORK, INFO )
38 *
39 * -- LAPACK driver routine (version 3.2) --
40 * -- LAPACK is a software package provided by Univ. of Tennessee, --
41 * -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
42 * November 2006
43 */
44
45 #ifndef FLENS_LAPACK_GESV_SVX_H
46 #define FLENS_LAPACK_GESV_SVX_H 1
47
48 #include <flens/lapack/typedefs.h>
49 #include <flens/matrixtypes/matrixtypes.h>
50 #include <flens/vectortypes/vectortypes.h>
51
52 namespace flens { namespace lapack {
53
54 namespace SVX {
55
56 enum Fact {
57 Factored = 'F',
58 NotFactored = 'N',
59 Equilibrate = 'E'
60 };
61
62 enum Equilibration {
63 None = 'N',
64 Row = 'R',
65 Column = 'C',
66 Both = 'B'
67 };
68
69 }
70
71 //== (ge)svx ===================================================================
72 template <typename MA, typename MAF, typename VPIV, typename VR, typename VC,
73 typename MB, typename MX, typename RCOND, typename FERR,
74 typename BERR, typename VWORK, typename VIWORK>
75 typename GeMatrix<MA>::IndexType
76 svx(SVX::Fact fact,
77 Transpose trans,
78 GeMatrix<MA> &A,
79 GeMatrix<MAF> &AF,
80 DenseVector<VPIV> &piv,
81 SVX::Equilibration equed,
82 DenseVector<VR> &r,
83 DenseVector<VC> &c,
84 GeMatrix<MB> &B,
85 GeMatrix<MX> &X,
86 RCOND &rCond,
87 DenseVector<FERR> &fErr,
88 DenseVector<BERR> &bErr,
89 DenseVector<VWORK> &work,
90 DenseVector<VIWORK> &iwork);
91
92 //-- forwarding ----------------------------------------------------------------
93
94 } } // namespace lapack, flens
95
96 #endif // FLENS_LAPACK_GESV_SVX_H