Section 3: library functions
zlatdf.f – Synopsis Functions/Subroutines subroutine zlatdf (IJOB, N, Z, LDZ, RHS, RDSUM, RDSCAL, IPIV, JPIV) ZLATDF uses the LU factorization of the n-by-n matrix computed by sgetc2 and computes a contribution to the reciprocal Dif-estimate. Function/Subroutine Documentation subroutine zlatdf (integerIJOB, integerN, complex*16, dimension( ldz, * )Z, integerLDZ, complex*16, dimension( * )RHS, double precisionRDSUM, double precisionRDSCAL,…
zlatdf.f – Synopsis Functions/Subroutines subroutine zlatdf (IJOB, N, Z, LDZ, RHS, RDSUM, RDSCAL, IPIV, JPIV) ZLATDF uses the LU factorization of the n-by-n matrix computed by sgetc2 and computes a contribution to the reciprocal Dif-estimate. Function/Subroutine Documentation subroutine zlatdf (integerIJOB, integerN, complex*16, dimension( ldz, * )Z, integerLDZ, complex*16, dimension( * )RHS, double precisionRDSUM, double precisionRDSCAL,…
zlatbs.f – Synopsis Functions/Subroutines subroutine zlatbs (UPLO, TRANS, DIAG, NORMIN, N, KD, AB, LDAB, X, SCALE, CNORM, INFO) ZLATBS solves a triangular banded system of equations. Function/Subroutine Documentation subroutine zlatbs (characterUPLO, characterTRANS, characterDIAG, characterNORMIN, integerN, integerKD, complex*16, dimension( ldab, * )AB, integerLDAB, complex*16, dimension( * )X, double precisionSCALE, double precision, dimension( * )CNORM, integerINFO) ZLATBS…
zlatbs.f – Synopsis Functions/Subroutines subroutine zlatbs (UPLO, TRANS, DIAG, NORMIN, N, KD, AB, LDAB, X, SCALE, CNORM, INFO) ZLATBS solves a triangular banded system of equations. Function/Subroutine Documentation subroutine zlatbs (characterUPLO, characterTRANS, characterDIAG, characterNORMIN, integerN, integerKD, complex*16, dimension( ldab, * )AB, integerLDAB, complex*16, dimension( * )X, double precisionSCALE, double precision, dimension( * )CNORM, integerINFO) ZLATBS…
zlat2c.f – Synopsis Functions/Subroutines subroutine zlat2c (UPLO, N, A, LDA, SA, LDSA, INFO) ZLAT2C converts a double complex triangular matrix to a complex triangular matrix. Function/Subroutine Documentation subroutine zlat2c (characterUPLO, integerN, complex*16, dimension( lda, * )A, integerLDA, complex, dimension( ldsa, * )SA, integerLDSA, integerINFO) ZLAT2C converts a double complex triangular matrix to a complex triangular…
zlat2c.f – Synopsis Functions/Subroutines subroutine zlat2c (UPLO, N, A, LDA, SA, LDSA, INFO) ZLAT2C converts a double complex triangular matrix to a complex triangular matrix. Function/Subroutine Documentation subroutine zlat2c (characterUPLO, integerN, complex*16, dimension( lda, * )A, integerLDA, complex, dimension( ldsa, * )SA, integerLDSA, integerINFO) ZLAT2C converts a double complex triangular matrix to a complex triangular…
zlasyf_rook.f – Synopsis Functions/Subroutines subroutine zlasyf_rook (UPLO, N, NB, KB, A, LDA, IPIV, W, LDW, INFO) ZLASYF_ROOK computes a partial factorization of a complex symmetric matrix using the bounded Bunch-Kaufman (‘rook’) diagonal pivoting method. Function/Subroutine Documentation subroutine zlasyf_rook (characterUPLO, integerN, integerNB, integerKB, complex*16, dimension( lda, * )A, integerLDA, integer, dimension( * )IPIV, complex*16, dimension( ldw,…
zlasyf.f – Synopsis Functions/Subroutines subroutine zlasyf (UPLO, N, NB, KB, A, LDA, IPIV, W, LDW, INFO) ZLASYF computes a partial factorization of a complex symmetric matrix using the Bunch-Kaufman diagonal pivoting method. Function/Subroutine Documentation subroutine zlasyf (characterUPLO, integerN, integerNB, integerKB, complex*16, dimension( lda, * )A, integerLDA, integer, dimension( * )IPIV, complex*16, dimension( ldw, * )W,…
zlasyf.f – Synopsis Functions/Subroutines subroutine zlasyf (UPLO, N, NB, KB, A, LDA, IPIV, W, LDW, INFO) ZLASYF computes a partial factorization of a complex symmetric matrix, using the diagonal pivoting method. Function/Subroutine Documentation subroutine zlasyf (characterUPLO, integerN, integerNB, integerKB, complex*16, dimension( lda, * )A, integerLDA, integer, dimension( * )IPIV, complex*16, dimension( ldw, * )W, integerLDW,…
zlaswp.f – Synopsis Functions/Subroutines subroutine zlaswp (N, A, LDA, K1, K2, IPIV, INCX) ZLASWP performs a series of row interchanges on a general rectangular matrix. Function/Subroutine Documentation subroutine zlaswp (integerN, complex*16, dimension( lda, * )A, integerLDA, integerK1, integerK2, integer, dimension( * )IPIV, integerINCX) ZLASWP performs a series of row interchanges on a general rectangular matrix….
zlaswp.f – Synopsis Functions/Subroutines subroutine zlaswp (N, A, LDA, K1, K2, IPIV, INCX) ZLASWP performs a series of row interchanges on a general rectangular matrix. Function/Subroutine Documentation subroutine zlaswp (integerN, complex*16, dimension( lda, * )A, integerLDA, integerK1, integerK2, integer, dimension( * )IPIV, integerINCX) ZLASWP performs a series of row interchanges on a general rectangular matrix….
zlassq.f – Synopsis Functions/Subroutines subroutine zlassq (N, X, INCX, SCALE, SUMSQ) ZLASSQ updates a sum of squares represented in scaled form. Function/Subroutine Documentation subroutine zlassq (integerN, complex*16, dimension( * )X, integerINCX, double precisionSCALE, double precisionSUMSQ) ZLASSQ updates a sum of squares represented in scaled form. Purpose: ZLASSQ returns the values scl and ssq such that…
zlassq.f – Synopsis Functions/Subroutines subroutine zlassq (N, X, INCX, SCALE, SUMSQ) ZLASSQ updates a sum of squares represented in scaled form. Function/Subroutine Documentation subroutine zlassq (integerN, complex*16, dimension( * )X, integerINCX, double precisionSCALE, double precisionSUMSQ) ZLASSQ updates a sum of squares represented in scaled form. Purpose: ZLASSQ returns the values scl and ssq such that…
zlasr.f – Synopsis Functions/Subroutines subroutine zlasr (SIDE, PIVOT, DIRECT, M, N, C, S, A, LDA) ZLASR applies a sequence of plane rotations to a general rectangular matrix. Function/Subroutine Documentation subroutine zlasr (characterSIDE, characterPIVOT, characterDIRECT, integerM, integerN, double precision, dimension( * )C, double precision, dimension( * )S, complex*16, dimension( lda, * )A, integerLDA) ZLASR applies a…
zlasr.f – Synopsis Functions/Subroutines subroutine zlasr (SIDE, PIVOT, DIRECT, M, N, C, S, A, LDA) ZLASR applies a sequence of plane rotations to a general rectangular matrix. Function/Subroutine Documentation subroutine zlasr (characterSIDE, characterPIVOT, characterDIRECT, integerM, integerN, double precision, dimension( * )C, double precision, dimension( * )S, complex*16, dimension( lda, * )A, integerLDA) ZLASR applies a…
zlaset.f – Synopsis Functions/Subroutines subroutine zlaset (UPLO, M, N, ALPHA, BETA, A, LDA) ZLASET initializes the off-diagonal elements and the diagonal elements of a matrix to given values. Function/Subroutine Documentation subroutine zlaset (characterUPLO, integerM, integerN, complex*16ALPHA, complex*16BETA, complex*16, dimension( lda, * )A, integerLDA) ZLASET initializes the off-diagonal elements and the diagonal elements of a matrix…
zlaset.f – Synopsis Functions/Subroutines subroutine zlaset (UPLO, M, N, ALPHA, BETA, A, LDA) ZLASET initializes the off-diagonal elements and the diagonal elements of a matrix to given values. Function/Subroutine Documentation subroutine zlaset (characterUPLO, integerM, integerN, complex*16ALPHA, complex*16BETA, complex*16, dimension( lda, * )A, integerLDA) ZLASET initializes the off-diagonal elements and the diagonal elements of a matrix…
zlascl2.f – Synopsis Functions/Subroutines subroutine zlascl2 (M, N, D, X, LDX) ZLASCL2 performs diagonal scaling on a vector. Function/Subroutine Documentation subroutine zlascl2 (integerM, integerN, double precision, dimension( * )D, complex*16, dimension( ldx, * )X, integerLDX) ZLASCL2 performs diagonal scaling on a vector. Purpose: ZLASCL2 performs a diagonal scaling on a vector: x <– D *…
zlascl2.f – Synopsis Functions/Subroutines subroutine zlascl2 (M, N, D, X, LDX) ZLASCL2 performs diagonal scaling on a vector. Function/Subroutine Documentation subroutine zlascl2 (integerM, integerN, double precision, dimension( * )D, complex*16, dimension( ldx, * )X, integerLDX) ZLASCL2 performs diagonal scaling on a vector. Purpose: ZLASCL2 performs a diagonal scaling on a vector: x <– D *…
zlascl.f – Synopsis Functions/Subroutines subroutine zlascl (TYPE, KL, KU, CFROM, CTO, M, N, A, LDA, INFO) ZLASCL multiplies a general rectangular matrix by a real scalar defined as cto/cfrom. Function/Subroutine Documentation subroutine zlascl (characterTYPE, integerKL, integerKU, double precisionCFROM, double precisionCTO, integerM, integerN, complex*16, dimension( lda, * )A, integerLDA, integerINFO) ZLASCL multiplies a general rectangular matrix…