TESTING/EIG/dlatb9.f(3)

NAME
TESTING/EIG/dlatb9.f

SYNOPSIS

  Functions/Subroutines
subroutine dlatb9 (path, imat, m, p, n, type, kla, kua, klb, kub, anorm, bnorm, modea, modeb, cndnma, cndnmb, dista, distb)
DLATB9

Function/Subroutine Documentation

  subroutine dlatb9 (character*3 path, integer imat, integer m, integer p, integer n, character type, integer kla, integer kua, integer klb, integer kub, double precision anorm, double precision bnorm, integer modea, integer modeb, double precision cndnma, double precision cndnmb, character dista, character distb)

DLATB9

Purpose:

    !>
    !> DLATB9 sets parameters for the matrix generator based on the type of
    !> matrix to be generated.
    !>

Parameters
    PATH

    !>          PATH is CHARACTER*3
    !>          The LAPACK path name.
    !>

    IMAT

    !>          IMAT is INTEGER
    !>          An integer key describing which matrix to generate for this
    !>          path.
    !>          = 1:   A: diagonal, B: upper triangular
    !>          = 2:   A: upper triangular, B: upper triangular
    !>          = 3:   A: lower triangular, B: upper triangular
    !>          Else:  A: general dense, B: general dense
    !>

    M

    !>          M is INTEGER
    !>          The number of rows in the matrix to be generated.
    !>

    P

    !>          P is INTEGER
    !>

    N

    !>          N is INTEGER
    !>          The number of columns in the matrix to be generated.
    !>

    TYPE

    !>          TYPE is CHARACTER*1
    !>          The type of the matrix to be generated:
    !>          = 'S':  symmetric matrix;
    !>          = 'P':  symmetric positive (semi)definite matrix;
    !>          = 'N':  nonsymmetric matrix.
    !>

    KLA

    !>          KLA is INTEGER
    !>          The lower band width of the matrix to be generated.
    !>

    KUA

    !>          KUA is INTEGER
    !>          The upper band width of the matrix to be generated.
    !>

    KLB

    !>          KLB is INTEGER
    !>          The lower band width of the matrix to be generated.
    !>

    KUB

    !>          KUA is INTEGER
    !>          The upper band width of the matrix to be generated.
    !>

    ANORM

    !>          ANORM is DOUBLE PRECISION
    !>          The desired norm of the matrix to be generated.  The diagonal
    !>          matrix of singular values or eigenvalues is scaled by this
    !>          value.
    !>

    BNORM

    !>          BNORM is DOUBLE PRECISION
    !>          The desired norm of the matrix to be generated.  The diagonal
    !>          matrix of singular values or eigenvalues is scaled by this
    !>          value.
    !>

    MODEA

    !>          MODEA is INTEGER
    !>          A key indicating how to choose the vector of eigenvalues.
    !>

    MODEB

    !>          MODEB is INTEGER
    !>          A key indicating how to choose the vector of eigenvalues.
    !>

    CNDNMA

    !>          CNDNMA is DOUBLE PRECISION
    !>          The desired condition number.
    !>

    CNDNMB

    !>          CNDNMB is DOUBLE PRECISION
    !>          The desired condition number.
    !>

    DISTA

    !>          DISTA is CHARACTER*1
    !>          The type of distribution to be used by the random number
    !>          generator.
    !>

    DISTB

    !>          DISTB is CHARACTER*1
    !>          The type of distribution to be used by the random number
    !>          generator.
    !>

Author
    Univ. of Tennessee

    Univ. of California Berkeley

    Univ. of Colorado Denver

    NAG Ltd.

Definition at line 167 of file dlatb9.f.

Author

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