table of contents
/home/abuild/rpmbuild/BUILD/lapack-3.12.0/TESTING/EIG/sget33.f(3) | Library Functions Manual | /home/abuild/rpmbuild/BUILD/lapack-3.12.0/TESTING/EIG/sget33.f(3) |
NAME¶
/home/abuild/rpmbuild/BUILD/lapack-3.12.0/TESTING/EIG/sget33.f
SYNOPSIS¶
Functions/Subroutines¶
subroutine SGET33 (rmax, lmax, ninfo, knt)
SGET33
Function/Subroutine Documentation¶
subroutine SGET33 (real rmax, integer lmax, integer ninfo, integer knt)¶
SGET33
Purpose:
!> !> SGET33 tests SLANV2, a routine for putting 2 by 2 blocks into !> standard form. In other words, it computes a two by two rotation !> [[C,S] [-S,C]] where in !> !> [ C S ][T(1,1) T(1,2)][ C -S ] = [ T11 T12 ] !> [-S C ][T(2,1) T(2,2)][ S C ] [ T21 T22 ] !> !> either !> 1) T21=0 (real eigenvalues), or !> 2) T11=T22 and T21*T12<0 (complex conjugate eigenvalues). !> We also verify that the residual is small. !>
Parameters
RMAX
!> RMAX is REAL !> Value of the largest test ratio. !>
LMAX
!> LMAX is INTEGER !> Example number where largest test ratio achieved. !>
NINFO
!> NINFO is INTEGER !> Number of examples returned with INFO .NE. 0. !>
KNT
!> KNT is INTEGER !> Total number of examples tested. !>
Author
Univ. of Tennessee
Univ. of California Berkeley
Univ. of Colorado Denver
NAG Ltd.
Definition at line 75 of file sget33.f.
Author¶
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Version 3.12.0 | LAPACK |