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comparison libcruft/lapack/zunglq.f @ 7034:68db500cb558

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[project @ 2007-10-16 18:54:19 by jwe]
author jwe
date Tue, 16 Oct 2007 18:54:23 +0000
parents 15cddaacbc2d
children
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7033:f0142f2afdc6 7034:68db500cb558
1 SUBROUTINE ZUNGLQ( M, N, K, A, LDA, TAU, WORK, LWORK, INFO ) 1 SUBROUTINE ZUNGLQ( M, N, K, A, LDA, TAU, WORK, LWORK, INFO )
2 * 2 *
3 * -- LAPACK routine (version 3.0) -- 3 * -- LAPACK routine (version 3.1) --
4 * Univ. of Tennessee, Univ. of California Berkeley, NAG Ltd., 4 * Univ. of Tennessee, Univ. of California Berkeley and NAG Ltd..
5 * Courant Institute, Argonne National Lab, and Rice University 5 * November 2006
6 * June 30, 1999
7 * 6 *
8 * .. Scalar Arguments .. 7 * .. Scalar Arguments ..
9 INTEGER INFO, K, LDA, LWORK, M, N 8 INTEGER INFO, K, LDA, LWORK, M, N
10 * .. 9 * ..
11 * .. Array Arguments .. 10 * .. Array Arguments ..
47 * 46 *
48 * TAU (input) COMPLEX*16 array, dimension (K) 47 * TAU (input) COMPLEX*16 array, dimension (K)
49 * TAU(i) must contain the scalar factor of the elementary 48 * TAU(i) must contain the scalar factor of the elementary
50 * reflector H(i), as returned by ZGELQF. 49 * reflector H(i), as returned by ZGELQF.
51 * 50 *
52 * WORK (workspace/output) COMPLEX*16 array, dimension (LWORK) 51 * WORK (workspace/output) COMPLEX*16 array, dimension (MAX(1,LWORK))
53 * On exit, if INFO = 0, WORK(1) returns the optimal LWORK. 52 * On exit, if INFO = 0, WORK(1) returns the optimal LWORK.
54 * 53 *
55 * LWORK (input) INTEGER 54 * LWORK (input) INTEGER
56 * The dimension of the array WORK. LWORK >= max(1,M). 55 * The dimension of the array WORK. LWORK >= max(1,M).
57 * For optimum performance LWORK >= M*NB, where NB is 56 * For optimum performance LWORK >= M*NB, where NB is