TESTING/LIN/schkgt.f(3)
okay so welcome to the TESTING/LIN/schkgt.f(3) page, bestie β it's from the Library Functions Manual and it's all about schkgt. π
π§ͺ NAME π§ͺ
TESTING/LIN/schkgt.f
that's the file, that's the name, no cap. π«Ά
π SYNOPSIS π
π¦ Functions/Subroutines π¦
subroutine schkgt (dotype, nn, nval, nns, nsval, thresh, tsterr, a, af, b, x, xact, work, rwork, iwork, nout)βSCHKGT
subroutine schkgt (dotype, nn, nval, nns, nsval, thresh, tsterr, a, af,
b, x, xact, work, rwork, iwork, nout)
SCHKGT
β¨ Function/Subroutine Documentation β¨
subroutine schkgt (logical, dimension( * ) dotype, integer nn, integer,
dimension( * ) nval, integer nns, integer, dimension( * ) nsval, real
thresh, logical tsterr, real, dimension( * ) a, real, dimension( * ) af,
real, dimension( * ) b, real, dimension( * ) x, real, dimension( * )
xact, real, dimension( * ) work, real, dimension( * ) rwork, integer,
dimension( * ) iwork, integer nout)
SCHKGT
π Purpose π
bestie, the purpose is literally this: SCHKGT tests SGTTRF, -TRS, -RFS, and -CON. iconic. π
πΈ Parameters πΈ
DOTYPEβDOTYPE is LOGICAL array, dimension (NTYPES). The matrix types to be used for testing. Matrices of typej(for1 <= j <= NTYPES) are used for testing ifDOTYPE(j) = .TRUE.; ifDOTYPE(j) = .FALSE., then typejis not used.NNβNN is INTEGER. The number of values ofNcontained in the vectorNVAL.NVALβNVAL is INTEGER array, dimension (NN). The values of the matrix dimensionN.NNSβNNS is INTEGER. The number of values ofNRHScontained in the vectorNSVAL.NSVALβNSVAL is INTEGER array, dimension (NNS). The values of the number of right hand sidesNRHS.THRESHβTHRESH is REAL. 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.TSTERRβTSTERR is LOGICAL. Flag that indicates whether error exits are to be tested.AβA is REAL array, dimension (NMAX*4).AFβAF is REAL array, dimension (NMAX*4).BβB is REAL array, dimension (NMAX*NSMAX)whereNSMAXis the largest entry inNSVAL.XβX is REAL array, dimension (NMAX*NSMAX).XACTβXACT is REAL array, dimension (NMAX*NSMAX).WORKβWORK is REAL array, dimension (NMAX*max(3,NSMAX)).RWORKβRWORK is REAL array, dimension (max(NMAX,2*NSMAX)).IWORKβIWORK is INTEGER array, dimension (2*NMAX).NOUTβNOUT is INTEGER. The unit number for output.
π Author π
- Univ. of Tennessee
- Univ. of California Berkeley
- Univ. of Colorado Denver
- NAG Ltd.
Definition at line 144 of file schkgt.f.
π¦ Author π¦
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π okay that's the whole page, bestie. It says LAPACK Version 3.12.0, page TESTING/LIN/schkgt.f(3), and there's no date listed, just so you know. periodt π«Ά
π¦ where this page comes from
- arch rolling: lapack-doc 3.12.1-2 Β· custom
- π girlified by deepseek-ai/DeepSeek-V4.1-Flash-1017 on : a language model's rewrite of the original, under its terms