SCHKTP(3)
This is /home/abui...IN/schktp.f(3), bestie β a page from the Library Functions Manual. Itβs giving very SCHKTP main-character energy. π
β¨
π NAME π
/home/abuild/rpmbuild/BUILD/lapack-static-3.12.0-build/lapack-3.12.0/TESTING/LIN/schktp.f β thatβs the file this page is all about, no cap. π«Ά
π¦ SYNOPSIS π¦
β¨ Functions/Subroutines β¨
subroutine SCHKTP (dotype, nn, nval, nns, nsval, thresh, tsterr, nmax,
ap, ainvp, b, x, xact, work, rwork, iwork, nout)
SCHKTP
πΈ Function/Subroutine Documentation πΈ
subroutine SCHKTP (logical, dimension( * ) dotype, integer nn, integer,
dimension( * ) nval, integer nns, integer, dimension( * ) nsval, real
thresh, logical tsterr, integer nmax, real, dimension( * ) ap, real,
dimension( * ) ainvp, real, dimension( * ) b, real, dimension( * ) x,
real, dimension( * ) xact, real, dimension( * ) work, real, dimension( *
) rwork, integer, dimension( * ) iwork, integer nout)
SCHKTP
π Purpose π
SCHKTP tests STPTRI, -TRS, -RFS, and -CON, and SLATPS. Thatβs the whole vibe check. π
π Parameters π
DOTYPEβDOTYPEisLOGICAL array, dimension (NTYPES). It says which matrix types get used for testing. Matrices of typej(for1 <= j <= NTYPES) are used for testing ifDOTYPE(j) = .TRUE.; ifDOTYPE(j) = .FALSE., then typejis not used. πNNβNNisINTEGER. Itβs the number of values ofNcontained in the vectorNVAL. β¨NVALβNVALisINTEGER array, dimension (NN). These are the values of the matrix column dimensionN. πNNSβNNSisINTEGER. Itβs the number of values ofNRHScontained in the vectorNSVAL. π¦NSVALβNSVALisINTEGER array, dimension (NNS). These are the values of the number of right hand sidesNRHS. πΈTHRESHβTHRESHisREAL. Itβs the threshold value for the test ratios. A result is included in the output file ifRESULT >= THRESH. To have every test ratio printed, useTHRESH = 0. πTSTERRβTSTERRisLOGICAL. Itβs the flag that indicates whether error exits are to be tested. π«ΆNMAXβNMAXisINTEGER. Itβs the leading dimension of the work arrays.NMAX >= the maximum value of N in NVAL. πAPβAPisREAL array, dimension (NMAX*(NMAX+1)/2). π₯AINVPβAINVPisREAL array, dimension (NMAX*(NMAX+1)/2). πBβBisREAL array, dimension (NMAX*NSMAX), whereNSMAXis the largest entry inNSVAL. πXβXisREAL array, dimension (NMAX*NSMAX). βXACTβXACTisREAL array, dimension (NMAX*NSMAX). πWORKβWORKisREAL array, dimension (NMAX*max(3,NSMAX)). πIWORKβIWORKisINTEGER array, dimension (NMAX). πRWORKβRWORKisREAL array, dimension (max(NMAX,2*NSMAX)). π§NOUTβNOUTisINTEGER. Itβs the unit number for output. π
π Author π
- Univ. of Tennessee
- Univ. of California Berkeley
- Univ. of Colorado Denver
- NAG Ltd.
Definition at line 154 of file schktp.f.
π Author π
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