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version 1.3, 2010/08/06 15:28:38
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version 1.8, 2011/07/22 07:38:05
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| SUBROUTINE DGTSV( N, NRHS, DL, D, DU, B, LDB, INFO ) |
SUBROUTINE DGTSV( N, NRHS, DL, D, DU, B, LDB, INFO ) |
| * |
* |
| * -- LAPACK routine (version 3.2) -- |
* -- LAPACK 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..-- |
| * November 2006 |
* -- April 2011 -- |
| * |
* |
| * .. Scalar Arguments .. |
* .. Scalar Arguments .. |
| INTEGER INFO, LDB, N, NRHS |
INTEGER INFO, LDB, N, NRHS |
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| * where A is an n by n tridiagonal matrix, by Gaussian elimination with |
* where A is an n by n tridiagonal matrix, by Gaussian elimination with |
| * partial pivoting. |
* partial pivoting. |
| * |
* |
| * Note that the equation A'*X = B may be solved by interchanging the |
* Note that the equation A**T*X = B may be solved by interchanging the |
| * order of the arguments DU and DL. |
* order of the arguments DU and DL. |
| * |
* |
| * Arguments |
* Arguments |
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