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subroutine | u1lby (my, mah1, mah2, mx, a, v) |
| Special Back-substitution step of parallel linear inversion involving Banded matrix and Y-right-Vectors. More...
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Definition at line 78 of file pmat2.f90.
subroutine pmat2::u1lby::u1lby |
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integer(spi), intent(in) |
my, |
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integer(spi), intent(in) |
mah1, |
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integer(spi), intent(in) |
mah2, |
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integer(spi), intent(in) |
mx, |
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real(sp), dimension(my,-mah1:mah2), intent(in) |
a, |
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real(sp), dimension(mx,my), intent(inout) |
v |
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) |
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private |
Special Back-substitution step of parallel linear inversion involving Banded matrix and Y-right-Vectors.
- Parameters
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[in] | my | the number of rows assumed for A and length of Y-vectors stored in V |
[in] | mah1 | the left half-bandwidth of fortran array A |
[in] | mah2 | the right half-bandwidth of fortran array A |
[in] | mx | number of parallel Y-vectors inverted |
[in] | a | encodes the [L]*[U] factorization of the linear-system matrix, as supplied by subroutine L1UBB |
[in,out] | v | input as right-hand-side vectors, output as solution vectors |
- Author
- R. J. Purser, Tsukasa Fujita (JMA)
- Date
- 1996
Definition at line 1213 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