Banded Gaussian elimination without pivoting. Band storage: AB(ku+1+i-j, j) = A(i,j). On exit x = A^{-1} b. The matrix ab_loc is overwritten with LU factors.
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| real(kind=wp), | intent(inout) | :: | ab_loc(kl_loc+ku_loc+1,n) | |||
| integer, | intent(in) | :: | n | |||
| integer, | intent(in) | :: | kl_loc | |||
| integer, | intent(in) | :: | ku_loc | |||
| real(kind=wp), | intent(in) | :: | b(n) | |||
| real(kind=wp), | intent(out) | :: | x(n) |