diff options
Diffstat (limited to 'SRC/zlaqsb.f')
| -rw-r--r-- | SRC/zlaqsb.f | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/SRC/zlaqsb.f b/SRC/zlaqsb.f index 7f647116..81029b8f 100644 --- a/SRC/zlaqsb.f +++ b/SRC/zlaqsb.f @@ -75,8 +75,7 @@ *> as follows: *> if UPLO = 'U', AB(kd+1+i-j,j) = A(i,j) for max(1,j-kd)<=i<=j; *> if UPLO = 'L', AB(1+i-j,j) = A(i,j) for j<=i<=min(n,j+kd). -*> \endverbatim -*> \verbatim +*> *> On exit, if INFO = 0, the triangular factor U or L from the *> Cholesky factorization A = U**H *U or A = L*L**H of the band *> matrix A, in the same storage format as A. @@ -113,17 +112,14 @@ *> = 'N': No equilibration. *> = 'Y': Equilibration was done, i.e., A has been replaced by *> diag(S) * A * diag(S). -*> \endverbatim -*> \verbatim +*> *> Internal Parameters *> =================== -*> \endverbatim -*> \verbatim +*> *> THRESH is a threshold value used to decide if scaling should be done *> based on the ratio of the scaling factors. If SCOND < THRESH, *> scaling is done. -*> \endverbatim -*> \verbatim +*> *> LARGE and SMALL are threshold values used to decide if scaling should *> be done based on the absolute size of the largest matrix element. *> If AMAX > LARGE or AMAX < SMALL, scaling is done. |