version 1.1.1.1, 2010/01/26 15:22:45
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version 1.8, 2011/07/22 07:38:05
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* ======= |
* ======= |
* |
* |
* DGTTRS solves one of the systems of equations |
* DGTTRS solves one of the systems of equations |
* A*X = B or A'*X = B, |
* A*X = B or A**T*X = B, |
* with a tridiagonal matrix A using the LU factorization computed |
* with a tridiagonal matrix A using the LU factorization computed |
* by DGTTRF. |
* by DGTTRF. |
* |
* |
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* TRANS (input) CHARACTER*1 |
* TRANS (input) CHARACTER*1 |
* Specifies the form of the system of equations. |
* Specifies the form of the system of equations. |
* = 'N': A * X = B (No transpose) |
* = 'N': A * X = B (No transpose) |
* = 'T': A'* X = B (Transpose) |
* = 'T': A**T* X = B (Transpose) |
* = 'C': A'* X = B (Conjugate transpose = Transpose) |
* = 'C': A**T* X = B (Conjugate transpose = Transpose) |
* |
* |
* N (input) INTEGER |
* N (input) INTEGER |
* The order of the matrix A. |
* The order of the matrix A. |