LAPACK 3.12.1
LAPACK: Linear Algebra PACKage
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◆ cchkee()

program cchkee

CCHKEE

Purpose:
!>
!> CCHKEE tests the COMPLEX LAPACK subroutines for the matrix
!> eigenvalue problem.  The test paths in this version are
!>
!> NEP (Nonsymmetric Eigenvalue Problem):
!>     Test CGEHRD, CUNGHR, CHSEQR, CTREVC, CHSEIN, and CUNMHR
!>
!> SEP (Hermitian Eigenvalue Problem):
!>     Test CHETRD, CUNGTR, CSTEQR, CSTERF, CSTEIN, CSTEDC,
!>     and drivers CHEEV(X), CHBEV(X), CHPEV(X),
!>                 CHEEVD,   CHBEVD,   CHPEVD
!>
!> SVD (Singular Value Decomposition):
!>     Test CGEBRD, CUNGBR, and CBDSQR
!>     and the drivers CGESVD, CGESDD
!>
!> CEV (Nonsymmetric Eigenvalue/eigenvector Driver):
!>     Test CGEEV
!>
!> CES (Nonsymmetric Schur form Driver):
!>     Test CGEES
!>
!> CVX (Nonsymmetric Eigenvalue/eigenvector Expert Driver):
!>     Test CGEEVX
!>
!> CSX (Nonsymmetric Schur form Expert Driver):
!>     Test CGEESX
!>
!> CGG (Generalized Nonsymmetric Eigenvalue Problem):
!>     Test CGGHD3, CGGBAL, CGGBAK, CHGEQZ, and CTGEVC
!>
!> CGS (Generalized Nonsymmetric Schur form Driver):
!>     Test CGGES
!>
!> CGV (Generalized Nonsymmetric Eigenvalue/eigenvector Driver):
!>     Test CGGEV
!>
!> CGX (Generalized Nonsymmetric Schur form Expert Driver):
!>     Test CGGESX
!>
!> CXV (Generalized Nonsymmetric Eigenvalue/eigenvector Expert Driver):
!>     Test CGGEVX
!>
!> CSG (Hermitian Generalized Eigenvalue Problem):
!>     Test CHEGST, CHEGV, CHEGVD, CHEGVX, CHPGST, CHPGV, CHPGVD,
!>     CHPGVX, CHBGST, CHBGV, CHBGVD, and CHBGVX
!>
!> CHB (Hermitian Band Eigenvalue Problem):
!>     Test CHBTRD
!>
!> CBB (Band Singular Value Decomposition):
!>     Test CGBBRD
!>
!> CEC (Eigencondition estimation):
!>     Test CTRSYL, CTREXC, CTRSNA, and CTRSEN
!>
!> CBL (Balancing a general matrix)
!>     Test CGEBAL
!>
!> CBK (Back transformation on a balanced matrix)
!>     Test CGEBAK
!>
!> CGL (Balancing a matrix pair)
!>     Test CGGBAL
!>
!> CGK (Back transformation on a matrix pair)
!>     Test CGGBAK
!>
!> GLM (Generalized Linear Regression Model):
!>     Tests CGGGLM
!>
!> GQR (Generalized QR and RQ factorizations):
!>     Tests CGGQRF and CGGRQF
!>
!> GSV (Generalized Singular Value Decomposition):
!>     Tests CGGSVD, CGGSVP, CTGSJA, CLAGS2, CLAPLL, and CLAPMT
!>
!> CSD (CS decomposition):
!>     Tests CUNCSD
!>
!> LSE (Constrained Linear Least Squares):
!>     Tests CGGLSE
!>
!> Each test path has a different set of inputs, but the data sets for
!> the driver routines xEV, xES, xVX, and xSX can be concatenated in a
!> single input file.  The first line of input should contain one of the
!> 3-character path names in columns 1-3.  The number of remaining lines
!> depends on what is found on the first line.
!>
!> The number of matrix types used in testing is often controllable from
!> the input file.  The number of matrix types for each path, and the
!> test routine that describes them, is as follows:
!>
!> Path name(s)  Types    Test routine
!>
!> CHS or NEP      21     CCHKHS
!> CST or SEP      21     CCHKST (routines)
!>                 18     CDRVST (drivers)
!> CBD or SVD      16     CCHKBD (routines)
!>                  5     CDRVBD (drivers)
!> CEV             21     CDRVEV
!> CES             21     CDRVES
!> CVX             21     CDRVVX
!> CSX             21     CDRVSX
!> CGG             26     CCHKGG (routines)
!> CGS             26     CDRGES
!> CGX              5     CDRGSX
!> CGV             26     CDRGEV
!> CXV              2     CDRGVX
!> CSG             21     CDRVSG
!> CHB             15     CCHKHB
!> CBB             15     CCHKBB
!> CEC              -     CCHKEC
!> CBL              -     CCHKBL
!> CBK              -     CCHKBK
!> CGL              -     CCHKGL
!> CGK              -     CCHKGK
!> GLM              8     CCKGLM
!> GQR              8     CCKGQR
!> GSV              8     CCKGSV
!> CSD              3     CCKCSD
!> LSE              8     CCKLSE
!>
!>-----------------------------------------------------------------------
!>
!> NEP input file:
!>
!> line 2:  NN, INTEGER
!>          Number of values of N.
!>
!> line 3:  NVAL, INTEGER array, dimension (NN)
!>          The values for the matrix dimension N.
!>
!> line 4:  NPARMS, INTEGER
!>          Number of values of the parameters NB, NBMIN, NX, NS, and
!>          MAXB.
!>
!> line 5:  NBVAL, INTEGER array, dimension (NPARMS)
!>          The values for the blocksize NB.
!>
!> line 6:  NBMIN, INTEGER array, dimension (NPARMS)
!>          The values for the minimum blocksize NBMIN.
!>
!> line 7:  NXVAL, INTEGER array, dimension (NPARMS)
!>          The values for the crossover point NX.
!>
!> line 8:  INMIN, INTEGER array, dimension (NPARMS)
!>          LAHQR vs TTQRE crossover point, >= 11
!>
!> line 9:  INWIN, INTEGER array, dimension (NPARMS)
!>          recommended deflation window size
!>
!> line 10: INIBL, INTEGER array, dimension (NPARMS)
!>          nibble crossover point
!>
!> line 11:  ISHFTS, INTEGER array, dimension (NPARMS)
!>          number of simultaneous shifts)
!>
!> line 12:  IACC22, INTEGER array, dimension (NPARMS)
!>          select structured matrix multiply: 0, 1 or 2)
!>
!> line 13: THRESH
!>          Threshold value for the test ratios.  Information will be
!>          printed about each test for which the test ratio is greater
!>          than or equal to the threshold.  To have all of the test
!>          ratios printed, use THRESH = 0.0 .
!>
!> line 14: NEWSD, INTEGER
!>          A code indicating how to set the random number seed.
!>          = 0:  Set the seed to a default value before each run
!>          = 1:  Initialize the seed to a default value only before the
!>                first run
!>          = 2:  Like 1, but use the seed values on the next line
!>
!> If line 14 was 2:
!>
!> line 15: INTEGER array, dimension (4)
!>          Four integer values for the random number seed.
!>
!> lines 15-EOF:  The remaining lines occur in sets of 1 or 2 and allow
!>          the user to specify the matrix types.  Each line contains
!>          a 3-character path name in columns 1-3, and the number
!>          of matrix types must be the first nonblank item in columns
!>          4-80.  If the number of matrix types is at least 1 but is
!>          less than the maximum number of possible types, a second
!>          line will be read to get the numbers of the matrix types to
!>          be used.  For example,
!> NEP 21
!>          requests all of the matrix types for the nonsymmetric
!>          eigenvalue problem, while
!> NEP  4
!> 9 10 11 12
!>          requests only matrices of type 9, 10, 11, and 12.
!>
!>          The valid 3-character path names are 'NEP' or 'CHS' for the
!>          nonsymmetric eigenvalue routines.
!>
!>-----------------------------------------------------------------------
!>
!> SEP or CSG input file:
!>
!> line 2:  NN, INTEGER
!>          Number of values of N.
!>
!> line 3:  NVAL, INTEGER array, dimension (NN)
!>          The values for the matrix dimension N.
!>
!> line 4:  NPARMS, INTEGER
!>          Number of values of the parameters NB, NBMIN, and NX.
!>
!> line 5:  NBVAL, INTEGER array, dimension (NPARMS)
!>          The values for the blocksize NB.
!>
!> line 6:  NBMIN, INTEGER array, dimension (NPARMS)
!>          The values for the minimum blocksize NBMIN.
!>
!> line 7:  NXVAL, INTEGER array, dimension (NPARMS)
!>          The values for the crossover point NX.
!>
!> line 8:  THRESH
!>          Threshold value for the test ratios.  Information will be
!>          printed about each test for which the test ratio is greater
!>          than or equal to the threshold.
!>
!> line 9:  TSTCHK, LOGICAL
!>          Flag indicating whether or not to test the LAPACK routines.
!>
!> line 10: TSTDRV, LOGICAL
!>          Flag indicating whether or not to test the driver routines.
!>
!> line 11: TSTERR, LOGICAL
!>          Flag indicating whether or not to test the error exits for
!>          the LAPACK routines and driver routines.
!>
!> line 12: NEWSD, INTEGER
!>          A code indicating how to set the random number seed.
!>          = 0:  Set the seed to a default value before each run
!>          = 1:  Initialize the seed to a default value only before the
!>                first run
!>          = 2:  Like 1, but use the seed values on the next line
!>
!> If line 12 was 2:
!>
!> line 13: INTEGER array, dimension (4)
!>          Four integer values for the random number seed.
!>
!> lines 13-EOF:  Lines specifying matrix types, as for NEP.
!>          The valid 3-character path names are 'SEP' or 'CST' for the
!>          Hermitian eigenvalue routines and driver routines, and
!>          'CSG' for the routines for the Hermitian generalized
!>          eigenvalue problem.
!>
!>-----------------------------------------------------------------------
!>
!> SVD input file:
!>
!> line 2:  NN, INTEGER
!>          Number of values of M and N.
!>
!> line 3:  MVAL, INTEGER array, dimension (NN)
!>          The values for the matrix row dimension M.
!>
!> line 4:  NVAL, INTEGER array, dimension (NN)
!>          The values for the matrix column dimension N.
!>
!> line 5:  NPARMS, INTEGER
!>          Number of values of the parameter NB, NBMIN, NX, and NRHS.
!>
!> line 6:  NBVAL, INTEGER array, dimension (NPARMS)
!>          The values for the blocksize NB.
!>
!> line 7:  NBMIN, INTEGER array, dimension (NPARMS)
!>          The values for the minimum blocksize NBMIN.
!>
!> line 8:  NXVAL, INTEGER array, dimension (NPARMS)
!>          The values for the crossover point NX.
!>
!> line 9:  NSVAL, INTEGER array, dimension (NPARMS)
!>          The values for the number of right hand sides NRHS.
!>
!> line 10: THRESH
!>          Threshold value for the test ratios.  Information will be
!>          printed about each test for which the test ratio is greater
!>          than or equal to the threshold.
!>
!> line 11: TSTCHK, LOGICAL
!>          Flag indicating whether or not to test the LAPACK routines.
!>
!> line 12: TSTDRV, LOGICAL
!>          Flag indicating whether or not to test the driver routines.
!>
!> line 13: TSTERR, LOGICAL
!>          Flag indicating whether or not to test the error exits for
!>          the LAPACK routines and driver routines.
!>
!> line 14: NEWSD, INTEGER
!>          A code indicating how to set the random number seed.
!>          = 0:  Set the seed to a default value before each run
!>          = 1:  Initialize the seed to a default value only before the
!>                first run
!>          = 2:  Like 1, but use the seed values on the next line
!>
!> If line 14 was 2:
!>
!> line 15: INTEGER array, dimension (4)
!>          Four integer values for the random number seed.
!>
!> lines 15-EOF:  Lines specifying matrix types, as for NEP.
!>          The 3-character path names are 'SVD' or 'CBD' for both the
!>          SVD routines and the SVD driver routines.
!>
!>-----------------------------------------------------------------------
!>
!> CEV and CES data files:
!>
!> line 1:  'CEV' or 'CES' in columns 1 to 3.
!>
!> line 2:  NSIZES, INTEGER
!>          Number of sizes of matrices to use. Should be at least 0
!>          and at most 20. If NSIZES = 0, no testing is done
!>          (although the remaining  3 lines are still read).
!>
!> line 3:  NN, INTEGER array, dimension(NSIZES)
!>          Dimensions of matrices to be tested.
!>
!> line 4:  NB, NBMIN, NX, NS, NBCOL, INTEGERs
!>          These integer parameters determine how blocking is done
!>          (see ILAENV for details)
!>          NB     : block size
!>          NBMIN  : minimum block size
!>          NX     : minimum dimension for blocking
!>          NS     : number of shifts in xHSEQR
!>          NBCOL  : minimum column dimension for blocking
!>
!> line 5:  THRESH, REAL
!>          The test threshold against which computed residuals are
!>          compared. Should generally be in the range from 10. to 20.
!>          If it is 0., all test case data will be printed.
!>
!> line 6:  NEWSD, INTEGER
!>          A code indicating how to set the random number seed.
!>          = 0:  Set the seed to a default value before each run
!>          = 1:  Initialize the seed to a default value only before the
!>                first run
!>          = 2:  Like 1, but use the seed values on the next line
!>
!> If line 6 was 2:
!>
!> line 7:  INTEGER array, dimension (4)
!>          Four integer values for the random number seed.
!>
!> lines 8 and following:  Lines specifying matrix types, as for NEP.
!>          The 3-character path name is 'CEV' to test CGEEV, or
!>          'CES' to test CGEES.
!>
!>-----------------------------------------------------------------------
!>
!> The CVX data has two parts. The first part is identical to CEV,
!> and the second part consists of test matrices with precomputed
!> solutions.
!>
!> line 1:  'CVX' in columns 1-3.
!>
!> line 2:  NSIZES, INTEGER
!>          If NSIZES = 0, no testing of randomly generated examples
!>          is done, but any precomputed examples are tested.
!>
!> line 3:  NN, INTEGER array, dimension(NSIZES)
!>
!> line 4:  NB, NBMIN, NX, NS, NBCOL, INTEGERs
!>
!> line 5:  THRESH, REAL
!>
!> line 6:  NEWSD, INTEGER
!>
!> If line 6 was 2:
!>
!> line 7:  INTEGER array, dimension (4)
!>
!> lines 8 and following: The first line contains 'CVX' in columns 1-3
!>          followed by the number of matrix types, possibly with
!>          a second line to specify certain matrix types.
!>          If the number of matrix types = 0, no testing of randomly
!>          generated examples is done, but any precomputed examples
!>          are tested.
!>
!> remaining lines : Each matrix is stored on 1+N+N**2 lines, where N is
!>          its dimension. The first line contains the dimension N and
!>          ISRT (two integers). ISRT indicates whether the last N lines
!>          are sorted by increasing real part of the eigenvalue
!>          (ISRT=0) or by increasing imaginary part (ISRT=1). The next
!>          N**2 lines contain the matrix rowwise, one entry per line.
!>          The last N lines correspond to each eigenvalue. Each of
!>          these last N lines contains 4 real values: the real part of
!>          the eigenvalues, the imaginary part of the eigenvalue, the
!>          reciprocal condition number of the eigenvalues, and the
!>          reciprocal condition number of the vector eigenvector. The
!>          end of data is indicated by dimension N=0. Even if no data
!>          is to be tested, there must be at least one line containing
!>          N=0.
!>
!>-----------------------------------------------------------------------
!>
!> The CSX data is like CVX. The first part is identical to CEV, and the
!> second part consists of test matrices with precomputed solutions.
!>
!> line 1:  'CSX' in columns 1-3.
!>
!> line 2:  NSIZES, INTEGER
!>          If NSIZES = 0, no testing of randomly generated examples
!>          is done, but any precomputed examples are tested.
!>
!> line 3:  NN, INTEGER array, dimension(NSIZES)
!>
!> line 4:  NB, NBMIN, NX, NS, NBCOL, INTEGERs
!>
!> line 5:  THRESH, REAL
!>
!> line 6:  NEWSD, INTEGER
!>
!> If line 6 was 2:
!>
!> line 7:  INTEGER array, dimension (4)
!>
!> lines 8 and following: The first line contains 'CSX' in columns 1-3
!>          followed by the number of matrix types, possibly with
!>          a second line to specify certain matrix types.
!>          If the number of matrix types = 0, no testing of randomly
!>          generated examples is done, but any precomputed examples
!>          are tested.
!>
!> remaining lines : Each matrix is stored on 3+N**2 lines, where N is
!>          its dimension. The first line contains the dimension N, the
!>          dimension M of an invariant subspace, and ISRT. The second
!>          line contains M integers, identifying the eigenvalues in the
!>          invariant subspace (by their position in a list of
!>          eigenvalues ordered by increasing real part (if ISRT=0) or
!>          by increasing imaginary part (if ISRT=1)). The next N**2
!>          lines contain the matrix rowwise. The last line contains the
!>          reciprocal condition number for the average of the selected
!>          eigenvalues, and the reciprocal condition number for the
!>          corresponding right invariant subspace. The end of data in
!>          indicated by a line containing N=0, M=0, and ISRT = 0.  Even
!>          if no data is to be tested, there must be at least one line
!>          containing N=0, M=0 and ISRT=0.
!>
!>-----------------------------------------------------------------------
!>
!> CGG input file:
!>
!> line 2:  NN, INTEGER
!>          Number of values of N.
!>
!> line 3:  NVAL, INTEGER array, dimension (NN)
!>          The values for the matrix dimension N.
!>
!> line 4:  NPARMS, INTEGER
!>          Number of values of the parameters NB, NBMIN, NBCOL, NS, and
!>          MAXB.
!>
!> line 5:  NBVAL, INTEGER array, dimension (NPARMS)
!>          The values for the blocksize NB.
!>
!> line 6:  NBMIN, INTEGER array, dimension (NPARMS)
!>          The values for NBMIN, the minimum row dimension for blocks.
!>
!> line 7:  NSVAL, INTEGER array, dimension (NPARMS)
!>          The values for the number of shifts.
!>
!> line 8:  MXBVAL, INTEGER array, dimension (NPARMS)
!>          The values for MAXB, used in determining minimum blocksize.
!>
!> line 9:  IACC22, INTEGER array, dimension (NPARMS)
!>          select structured matrix multiply: 1 or 2)
!>
!> line 10: NBCOL, INTEGER array, dimension (NPARMS)
!>          The values for NBCOL, the minimum column dimension for
!>          blocks.
!>
!> line 11: THRESH
!>          Threshold value for the test ratios.  Information will be
!>          printed about each test for which the test ratio is greater
!>          than or equal to the threshold.
!>
!> line 12: TSTCHK, LOGICAL
!>          Flag indicating whether or not to test the LAPACK routines.
!>
!> line 13: TSTDRV, LOGICAL
!>          Flag indicating whether or not to test the driver routines.
!>
!> line 14: TSTERR, LOGICAL
!>          Flag indicating whether or not to test the error exits for
!>          the LAPACK routines and driver routines.
!>
!> line 15: NEWSD, INTEGER
!>          A code indicating how to set the random number seed.
!>          = 0:  Set the seed to a default value before each run
!>          = 1:  Initialize the seed to a default value only before the
!>                first run
!>          = 2:  Like 1, but use the seed values on the next line
!>
!> If line 15 was 2:
!>
!> line 16: INTEGER array, dimension (4)
!>          Four integer values for the random number seed.
!>
!> lines 17-EOF:  Lines specifying matrix types, as for NEP.
!>          The 3-character path name is 'CGG' for the generalized
!>          eigenvalue problem routines and driver routines.
!>
!>-----------------------------------------------------------------------
!>
!> CGS and CGV input files:
!>
!> line 1:  'CGS' or 'CGV' in columns 1 to 3.
!>
!> line 2:  NN, INTEGER
!>          Number of values of N.
!>
!> line 3:  NVAL, INTEGER array, dimension(NN)
!>          Dimensions of matrices to be tested.
!>
!> line 4:  NB, NBMIN, NX, NS, NBCOL, INTEGERs
!>          These integer parameters determine how blocking is done
!>          (see ILAENV for details)
!>          NB     : block size
!>          NBMIN  : minimum block size
!>          NX     : minimum dimension for blocking
!>          NS     : number of shifts in xHGEQR
!>          NBCOL  : minimum column dimension for blocking
!>
!> line 5:  THRESH, REAL
!>          The test threshold against which computed residuals are
!>          compared. Should generally be in the range from 10. to 20.
!>          If it is 0., all test case data will be printed.
!>
!> line 6:  TSTERR, LOGICAL
!>          Flag indicating whether or not to test the error exits.
!>
!> line 7:  NEWSD, INTEGER
!>          A code indicating how to set the random number seed.
!>          = 0:  Set the seed to a default value before each run
!>          = 1:  Initialize the seed to a default value only before the
!>                first run
!>          = 2:  Like 1, but use the seed values on the next line
!>
!> If line 17 was 2:
!>
!> line 7:  INTEGER array, dimension (4)
!>          Four integer values for the random number seed.
!>
!> lines 7-EOF:  Lines specifying matrix types, as for NEP.
!>          The 3-character path name is 'CGS' for the generalized
!>          eigenvalue problem routines and driver routines.
!>
!>-----------------------------------------------------------------------
!>
!> CGX input file:
!> line 1:  'CGX' in columns 1 to 3.
!>
!> line 2:  N, INTEGER
!>          Value of N.
!>
!> line 3:  NB, NBMIN, NX, NS, NBCOL, INTEGERs
!>          These integer parameters determine how blocking is done
!>          (see ILAENV for details)
!>          NB     : block size
!>          NBMIN  : minimum block size
!>          NX     : minimum dimension for blocking
!>          NS     : number of shifts in xHGEQR
!>          NBCOL  : minimum column dimension for blocking
!>
!> line 4:  THRESH, REAL
!>          The test threshold against which computed residuals are
!>          compared. Should generally be in the range from 10. to 20.
!>          Information will be printed about each test for which the
!>          test ratio is greater than or equal to the threshold.
!>
!> line 5:  TSTERR, LOGICAL
!>          Flag indicating whether or not to test the error exits for
!>          the LAPACK routines and driver routines.
!>
!> line 6:  NEWSD, INTEGER
!>          A code indicating how to set the random number seed.
!>          = 0:  Set the seed to a default value before each run
!>          = 1:  Initialize the seed to a default value only before the
!>                first run
!>          = 2:  Like 1, but use the seed values on the next line
!>
!> If line 6 was 2:
!>
!> line 7: INTEGER array, dimension (4)
!>          Four integer values for the random number seed.
!>
!> If line 2 was 0:
!>
!> line 7-EOF: Precomputed examples are tested.
!>
!> remaining lines : Each example is stored on 3+2*N*N lines, where N is
!>          its dimension. The first line contains the dimension (a
!>          single integer).  The next line contains an integer k such
!>          that only the last k eigenvalues will be selected and appear
!>          in the leading diagonal blocks of $A$ and $B$. The next N*N
!>          lines contain the matrix A, one element per line. The next N*N
!>          lines contain the matrix B. The last line contains the
!>          reciprocal of the eigenvalue cluster condition number and the
!>          reciprocal of the deflating subspace (associated with the
!>          selected eigencluster) condition number.  The end of data is
!>          indicated by dimension N=0.  Even if no data is to be tested,
!>          there must be at least one line containing N=0.
!>
!>-----------------------------------------------------------------------
!>
!> CXV input files:
!> line 1:  'CXV' in columns 1 to 3.
!>
!> line 2:  N, INTEGER
!>          Value of N.
!>
!> line 3:  NB, NBMIN, NX, NS, NBCOL, INTEGERs
!>          These integer parameters determine how blocking is done
!>          (see ILAENV for details)
!>          NB     : block size
!>          NBMIN  : minimum block size
!>          NX     : minimum dimension for blocking
!>          NS     : number of shifts in xHGEQR
!>          NBCOL  : minimum column dimension for blocking
!>
!> line 4:  THRESH, REAL
!>          The test threshold against which computed residuals are
!>          compared. Should generally be in the range from 10. to 20.
!>          Information will be printed about each test for which the
!>          test ratio is greater than or equal to the threshold.
!>
!> line 5:  TSTERR, LOGICAL
!>          Flag indicating whether or not to test the error exits for
!>          the LAPACK routines and driver routines.
!>
!> line 6:  NEWSD, INTEGER
!>          A code indicating how to set the random number seed.
!>          = 0:  Set the seed to a default value before each run
!>          = 1:  Initialize the seed to a default value only before the
!>                first run
!>          = 2:  Like 1, but use the seed values on the next line
!>
!> If line 6 was 2:
!>
!> line 7: INTEGER array, dimension (4)
!>          Four integer values for the random number seed.
!>
!> If line 2 was 0:
!>
!> line 7-EOF: Precomputed examples are tested.
!>
!> remaining lines : Each example is stored on 3+2*N*N lines, where N is
!>          its dimension. The first line contains the dimension (a
!>          single integer). The next N*N lines contain the matrix A, one
!>          element per line. The next N*N lines contain the matrix B.
!>          The next line contains the reciprocals of the eigenvalue
!>          condition numbers.  The last line contains the reciprocals of
!>          the eigenvector condition numbers.  The end of data is
!>          indicated by dimension N=0.  Even if no data is to be tested,
!>          there must be at least one line containing N=0.
!>
!>-----------------------------------------------------------------------
!>
!> CHB input file:
!>
!> line 2:  NN, INTEGER
!>          Number of values of N.
!>
!> line 3:  NVAL, INTEGER array, dimension (NN)
!>          The values for the matrix dimension N.
!>
!> line 4:  NK, INTEGER
!>          Number of values of K.
!>
!> line 5:  KVAL, INTEGER array, dimension (NK)
!>          The values for the matrix dimension K.
!>
!> line 6:  THRESH
!>          Threshold value for the test ratios.  Information will be
!>          printed about each test for which the test ratio is greater
!>          than or equal to the threshold.
!>
!> line 7:  NEWSD, INTEGER
!>          A code indicating how to set the random number seed.
!>          = 0:  Set the seed to a default value before each run
!>          = 1:  Initialize the seed to a default value only before the
!>                first run
!>          = 2:  Like 1, but use the seed values on the next line
!>
!> If line 7 was 2:
!>
!> line 8:  INTEGER array, dimension (4)
!>          Four integer values for the random number seed.
!>
!> lines 8-EOF:  Lines specifying matrix types, as for NEP.
!>          The 3-character path name is 'CHB'.
!>
!>-----------------------------------------------------------------------
!>
!> CBB input file:
!>
!> line 2:  NN, INTEGER
!>          Number of values of M and N.
!>
!> line 3:  MVAL, INTEGER array, dimension (NN)
!>          The values for the matrix row dimension M.
!>
!> line 4:  NVAL, INTEGER array, dimension (NN)
!>          The values for the matrix column dimension N.
!>
!> line 4:  NK, INTEGER
!>          Number of values of K.
!>
!> line 5:  KVAL, INTEGER array, dimension (NK)
!>          The values for the matrix bandwidth K.
!>
!> line 6:  NPARMS, INTEGER
!>          Number of values of the parameter NRHS
!>
!> line 7:  NSVAL, INTEGER array, dimension (NPARMS)
!>          The values for the number of right hand sides NRHS.
!>
!> line 8:  THRESH
!>          Threshold value for the test ratios.  Information will be
!>          printed about each test for which the test ratio is greater
!>          than or equal to the threshold.
!>
!> line 9:  NEWSD, INTEGER
!>          A code indicating how to set the random number seed.
!>          = 0:  Set the seed to a default value before each run
!>          = 1:  Initialize the seed to a default value only before the
!>                first run
!>          = 2:  Like 1, but use the seed values on the next line
!>
!> If line 9 was 2:
!>
!> line 10: INTEGER array, dimension (4)
!>          Four integer values for the random number seed.
!>
!> lines 10-EOF:  Lines specifying matrix types, as for SVD.
!>          The 3-character path name is 'CBB'.
!>
!>-----------------------------------------------------------------------
!>
!> CEC input file:
!>
!> line  2: THRESH, REAL
!>          Threshold value for the test ratios.  Information will be
!>          printed about each test for which the test ratio is greater
!>          than or equal to the threshold.
!>
!> lines  3-EOF:
!>
!> Input for testing the eigencondition routines consists of a set of
!> specially constructed test cases and their solutions.  The data
!> format is not intended to be modified by the user.
!>
!>-----------------------------------------------------------------------
!>
!> CBL and CBK input files:
!>
!> line 1:  'CBL' in columns 1-3 to test CGEBAL, or 'CBK' in
!>          columns 1-3 to test CGEBAK.
!>
!> The remaining lines consist of specially constructed test cases.
!>
!>-----------------------------------------------------------------------
!>
!> CGL and CGK input files:
!>
!> line 1:  'CGL' in columns 1-3 to test CGGBAL, or 'CGK' in
!>          columns 1-3 to test CGGBAK.
!>
!> The remaining lines consist of specially constructed test cases.
!>
!>-----------------------------------------------------------------------
!>
!> GLM data file:
!>
!> line 1:  'GLM' in columns 1 to 3.
!>
!> line 2:  NN, INTEGER
!>          Number of values of M, P, and N.
!>
!> line 3:  MVAL, INTEGER array, dimension(NN)
!>          Values of M (row dimension).
!>
!> line 4:  PVAL, INTEGER array, dimension(NN)
!>          Values of P (row dimension).
!>
!> line 5:  NVAL, INTEGER array, dimension(NN)
!>          Values of N (column dimension), note M <= N <= M+P.
!>
!> line 6:  THRESH, REAL
!>          Threshold value for the test ratios.  Information will be
!>          printed about each test for which the test ratio is greater
!>          than or equal to the threshold.
!>
!> line 7:  TSTERR, LOGICAL
!>          Flag indicating whether or not to test the error exits for
!>          the LAPACK routines and driver routines.
!>
!> line 8:  NEWSD, INTEGER
!>          A code indicating how to set the random number seed.
!>          = 0:  Set the seed to a default value before each run
!>          = 1:  Initialize the seed to a default value only before the
!>                first run
!>          = 2:  Like 1, but use the seed values on the next line
!>
!> If line 8 was 2:
!>
!> line 9:  INTEGER array, dimension (4)
!>          Four integer values for the random number seed.
!>
!> lines 9-EOF:  Lines specifying matrix types, as for NEP.
!>          The 3-character path name is 'GLM' for the generalized
!>          linear regression model routines.
!>
!>-----------------------------------------------------------------------
!>
!> GQR data file:
!>
!> line 1:  'GQR' in columns 1 to 3.
!>
!> line 2:  NN, INTEGER
!>          Number of values of M, P, and N.
!>
!> line 3:  MVAL, INTEGER array, dimension(NN)
!>          Values of M.
!>
!> line 4:  PVAL, INTEGER array, dimension(NN)
!>          Values of P.
!>
!> line 5:  NVAL, INTEGER array, dimension(NN)
!>          Values of N.
!>
!> line 6:  THRESH, REAL
!>          Threshold value for the test ratios.  Information will be
!>          printed about each test for which the test ratio is greater
!>          than or equal to the threshold.
!>
!> line 7:  TSTERR, LOGICAL
!>          Flag indicating whether or not to test the error exits for
!>          the LAPACK routines and driver routines.
!>
!> line 8:  NEWSD, INTEGER
!>          A code indicating how to set the random number seed.
!>          = 0:  Set the seed to a default value before each run
!>          = 1:  Initialize the seed to a default value only before the
!>                first run
!>          = 2:  Like 1, but use the seed values on the next line
!>
!> If line 8 was 2:
!>
!> line 9:  INTEGER array, dimension (4)
!>          Four integer values for the random number seed.
!>
!> lines 9-EOF:  Lines specifying matrix types, as for NEP.
!>          The 3-character path name is 'GQR' for the generalized
!>          QR and RQ routines.
!>
!>-----------------------------------------------------------------------
!>
!> GSV data file:
!>
!> line 1:  'GSV' in columns 1 to 3.
!>
!> line 2:  NN, INTEGER
!>          Number of values of M, P, and N.
!>
!> line 3:  MVAL, INTEGER array, dimension(NN)
!>          Values of M (row dimension).
!>
!> line 4:  PVAL, INTEGER array, dimension(NN)
!>          Values of P (row dimension).
!>
!> line 5:  NVAL, INTEGER array, dimension(NN)
!>          Values of N (column dimension).
!>
!> line 6:  THRESH, REAL
!>          Threshold value for the test ratios.  Information will be
!>          printed about each test for which the test ratio is greater
!>          than or equal to the threshold.
!>
!> line 7:  TSTERR, LOGICAL
!>          Flag indicating whether or not to test the error exits for
!>          the LAPACK routines and driver routines.
!>
!> line 8:  NEWSD, INTEGER
!>          A code indicating how to set the random number seed.
!>          = 0:  Set the seed to a default value before each run
!>          = 1:  Initialize the seed to a default value only before the
!>                first run
!>          = 2:  Like 1, but use the seed values on the next line
!>
!> If line 8 was 2:
!>
!> line 9:  INTEGER array, dimension (4)
!>          Four integer values for the random number seed.
!>
!> lines 9-EOF:  Lines specifying matrix types, as for NEP.
!>          The 3-character path name is 'GSV' for the generalized
!>          SVD routines.
!>
!>-----------------------------------------------------------------------
!>
!> CSD data file:
!>
!> line 1:  'CSD' in columns 1 to 3.
!>
!> line 2:  NM, INTEGER
!>          Number of values of M, P, and N.
!>
!> line 3:  MVAL, INTEGER array, dimension(NM)
!>          Values of M (row and column dimension of orthogonal matrix).
!>
!> line 4:  PVAL, INTEGER array, dimension(NM)
!>          Values of P (row dimension of top-left block).
!>
!> line 5:  NVAL, INTEGER array, dimension(NM)
!>          Values of N (column dimension of top-left block).
!>
!> line 6:  THRESH, REAL
!>          Threshold value for the test ratios.  Information will be
!>          printed about each test for which the test ratio is greater
!>          than or equal to the threshold.
!>
!> line 7:  TSTERR, LOGICAL
!>          Flag indicating whether or not to test the error exits for
!>          the LAPACK routines and driver routines.
!>
!> line 8:  NEWSD, INTEGER
!>          A code indicating how to set the random number seed.
!>          = 0:  Set the seed to a default value before each run
!>          = 1:  Initialize the seed to a default value only before the
!>                first run
!>          = 2:  Like 1, but use the seed values on the next line
!>
!> If line 8 was 2:
!>
!> line 9:  INTEGER array, dimension (4)
!>          Four integer values for the random number seed.
!>
!> lines 9-EOF:  Lines specifying matrix types, as for NEP.
!>          The 3-character path name is 'CSD' for the CSD routine.
!>
!>-----------------------------------------------------------------------
!>
!> LSE data file:
!>
!> line 1:  'LSE' in columns 1 to 3.
!>
!> line 2:  NN, INTEGER
!>          Number of values of M, P, and N.
!>
!> line 3:  MVAL, INTEGER array, dimension(NN)
!>          Values of M.
!>
!> line 4:  PVAL, INTEGER array, dimension(NN)
!>          Values of P.
!>
!> line 5:  NVAL, INTEGER array, dimension(NN)
!>          Values of N, note P <= N <= P+M.
!>
!> line 6:  THRESH, REAL
!>          Threshold value for the test ratios.  Information will be
!>          printed about each test for which the test ratio is greater
!>          than or equal to the threshold.
!>
!> line 7:  TSTERR, LOGICAL
!>          Flag indicating whether or not to test the error exits for
!>          the LAPACK routines and driver routines.
!>
!> line 8:  NEWSD, INTEGER
!>          A code indicating how to set the random number seed.
!>          = 0:  Set the seed to a default value before each run
!>          = 1:  Initialize the seed to a default value only before the
!>                first run
!>          = 2:  Like 1, but use the seed values on the next line
!>
!> If line 8 was 2:
!>
!> line 9:  INTEGER array, dimension (4)
!>          Four integer values for the random number seed.
!>
!> lines 9-EOF:  Lines specifying matrix types, as for NEP.
!>          The 3-character path name is 'GSV' for the generalized
!>          SVD routines.
!>
!>-----------------------------------------------------------------------
!>
!> NMAX is currently set to 132 and must be at least 12 for some of the
!> precomputed examples, and LWORK = NMAX*(5*NMAX+20) in the parameter
!> statements below.  For SVD, we assume NRHS may be as big as N.  The
!> parameter NEED is set to 14 to allow for 14 N-by-N matrices for CGG.
!> 
Author
Univ. of Tennessee
Univ. of California Berkeley
Univ. of Colorado Denver
NAG Ltd.

Definition at line 1033 of file cchkee.F.

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