TESTING/EIG/zget38.f(3) | Library Functions Manual | TESTING/EIG/zget38.f(3) |
NAME
TESTING/EIG/zget38.f
SYNOPSIS
Functions/Subroutines
subroutine zget38 (rmax, lmax, ninfo, knt, nin)
ZGET38
Function/Subroutine Documentation
subroutine zget38 (double precision, dimension( 3 ) rmax, integer, dimension( 3 ) lmax, integer, dimension( 3 ) ninfo, integer knt, integer nin)
ZGET38
Purpose:
ZGET38 tests ZTRSEN, a routine for estimating condition numbers of a cluster of eigenvalues and/or its associated right invariant subspace The test matrices are read from a file with logical unit number NIN.
Parameters
RMAX
RMAX is DOUBLE PRECISION array, dimension (3) Values of the largest test ratios. RMAX(1) = largest residuals from ZHST01 or comparing different calls to ZTRSEN RMAX(2) = largest error in reciprocal condition numbers taking their conditioning into account RMAX(3) = largest error in reciprocal condition numbers not taking their conditioning into account (may be larger than RMAX(2))
LMAX
LMAX is INTEGER array, dimension (3) LMAX(i) is example number where largest test ratio RMAX(i) is achieved. Also: If ZGEHRD returns INFO nonzero on example i, LMAX(1)=i If ZHSEQR returns INFO nonzero on example i, LMAX(2)=i If ZTRSEN returns INFO nonzero on example i, LMAX(3)=i
NINFO
NINFO is INTEGER array, dimension (3) NINFO(1) = No. of times ZGEHRD returned INFO nonzero NINFO(2) = No. of times ZHSEQR returned INFO nonzero NINFO(3) = No. of times ZTRSEN returned INFO nonzero
KNT
KNT is INTEGER Total number of examples tested.
NIN
NIN is INTEGER Input logical unit number.
Author
Univ. of Tennessee
Univ. of California Berkeley
Univ. of Colorado Denver
NAG Ltd.
Definition at line 90 of file zget38.f.
Author
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