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subroutine | ldltb (m, mah1, a) |
| [L]*[D]*[L^T] factoring of symmetric band matrix A (root-free Cholesky). More...
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subroutine | dldltb (m, mah1, a) |
| [L]*[D]*[L^T] factoring of symmetric matrix A (root-free Cholesky). More...
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Definition at line 65 of file pmat2.f90.
subroutine pmat2::ldltb::ldltb |
( |
integer(spi), intent(in) |
m, |
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integer(spi), intent(in) |
mah1, |
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real(sp), dimension(m,-mah1:0), intent(inout) |
a |
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) |
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private |
[L]*[D]*[L^T] factoring of symmetric band matrix A (root-free Cholesky).
[L] is lower triangular with unit main diagonal [D] is a diagonal matrix.
- Parameters
-
[in] | m | size of symmetric matrix A |
[in] | mah1 | semi-bandwidth of matrix A |
[in,out] | a | input lower (left) part of symmetric A; output its factors encoded as [L-I]+[D**-1] |
- Author
- R. J. Purser, Tsukasa Fujita (JMA)
- Date
- 1999
Definition at line 608 of file pmat2.f90.
subroutine pmat2::ldltb::dldltb |
( |
integer(spi), intent(in) |
m, |
|
|
integer(spi), intent(in) |
mah1, |
|
|
real(dp), dimension(m,-mah1:0), intent(inout) |
a |
|
) |
| |
|
private |
[L]*[D]*[L^T] factoring of symmetric matrix A (root-free Cholesky).
[L] is lower triangular with unit main diagonal [D] is a diagonal matrix
- Parameters
-
[in] | m | size of symmetric matrix A |
[in] | mah1 | semi-bandwidth of matrix A |
[in,out] | a | input lower (left) part of symmetric A; output its factors encoded as [L-I]+[D**-1] |
- Author
- R. J. Purser, Tsukasa Fujita (JMA)
- Date
- 1999
Definition at line 644 of file pmat2.f90.
The documentation for this interface was generated from the following file:
- /scratch1/NCEPDEV/da/George.Gayno/ufs_utils.git/UFS_UTILS.upstream/sorc/grid_tools.fd/regional_esg_grid.fd/pmat2.f90