grid_tools  1.13.0
pmat2::u1lbx Interface Reference

Private Member Functions

subroutine u1lbx (mx, mah1, mah2, my, a, v)
 Special back-substitution step of parallel linear inversion involving Banded matrix and X-right-Vectors. More...
 

Detailed Description

Definition at line 77 of file pmat2.f90.

Constructor & Destructor Documentation

◆ u1lbx()

subroutine pmat2::u1lbx::u1lbx ( integer(spi), intent(in)  mx,
integer(spi), intent(in)  mah1,
integer(spi), intent(in)  mah2,
integer(spi), intent(in)  my,
real(sp), dimension(mx,-mah1:mah2), intent(in)  a,
real(sp), dimension(mx,my), intent(inout)  v 
)
private

Special back-substitution step of parallel linear inversion involving Banded matrix and X-right-Vectors.

Parameters
[in]mxthe number of rows assumed for A and length of X-vectors stored in V
[in]mah1the left half-bandwidth of fortran array A
[in]mah2the right half-bandwidth of fortran array A
[in]mynumber of parallel X-vectors inverted
[in]aencodes the [L]*[U] factorization of the linear-system matrix, as supplied by subroutine L1UBB
[in,out]vinput as right-hand-side vectors, output as solution vectors
Author
R. J. Purser, Tsukasa Fujita (JMA)
Date
1996

Definition at line 1186 of file pmat2.f90.


The documentation for this interface was generated from the following file: