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version 1.7, 2010/08/13 21:03:50
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version 1.9, 2011/07/22 07:38:07
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| SUBROUTINE DLAQP2( M, N, OFFSET, A, LDA, JPVT, TAU, VN1, VN2, |
SUBROUTINE DLAQP2( M, N, OFFSET, A, LDA, JPVT, TAU, VN1, VN2, |
| $ WORK ) |
$ WORK ) |
| * |
* |
| * -- LAPACK auxiliary routine (version 3.2.2) -- |
* -- LAPACK auxiliary routine (version 3.3.1) -- |
| * -- LAPACK is a software package provided by Univ. of Tennessee, -- |
* -- LAPACK is a software package provided by Univ. of Tennessee, -- |
| * -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..-- |
* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..-- |
| * June 2010 |
* -- April 2011 -- |
| * |
* |
| * .. Scalar Arguments .. |
* .. Scalar Arguments .. |
| INTEGER LDA, M, N, OFFSET |
INTEGER LDA, M, N, OFFSET |
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| * Partial column norm updating strategy modified by |
* Partial column norm updating strategy modified by |
| * Z. Drmac and Z. Bujanovic, Dept. of Mathematics, |
* Z. Drmac and Z. Bujanovic, Dept. of Mathematics, |
| * University of Zagreb, Croatia. |
* University of Zagreb, Croatia. |
| * June 2010 |
* -- April 2011 -- |
| * For more details see LAPACK Working Note 176. |
* For more details see LAPACK Working Note 176. |
| * ===================================================================== |
* ===================================================================== |
| * |
* |
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| * |
* |
| IF( I.LE.N ) THEN |
IF( I.LE.N ) THEN |
| * |
* |
| * Apply H(i)' to A(offset+i:m,i+1:n) from the left. |
* Apply H(i)**T to A(offset+i:m,i+1:n) from the left. |
| * |
* |
| AII = A( OFFPI, I ) |
AII = A( OFFPI, I ) |
| A( OFFPI, I ) = ONE |
A( OFFPI, I ) = ONE |
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