The Linux Manuals (man pages) document is an important part of Linux documents. Linux Manuals are organized as several sections. Each section has a group of commands for a specific area in Linux usage, administration or development.
zlaed8.f – Synopsis Functions/Subroutines subroutine zlaed8 (K, N, QSIZ, Q, LDQ, D, RHO, CUTPNT, Z, DLAMDA, Q2, LDQ2, W, INDXP, INDX, INDXQ, PERM, GIVPTR, GIVCOL, GIVNUM, INFO) ZLAED8 used by sstedc. Merges eigenvalues and deflates secular equation. Used when the original matrix is dense. Function/Subroutine Documentation subroutine zlaed8 (integerK, integerN, integerQSIZ, complex*16, dimension( ldq, *…
zlaed7.f – Synopsis Functions/Subroutines subroutine zlaed7 (N, CUTPNT, QSIZ, TLVLS, CURLVL, CURPBM, D, Q, LDQ, RHO, INDXQ, QSTORE, QPTR, PRMPTR, PERM, GIVPTR, GIVCOL, GIVNUM, WORK, RWORK, IWORK, INFO) ZLAED7 used by sstedc. Computes the updated eigensystem of a diagonal matrix after modification by a rank-one symmetric matrix. Used when the original matrix is dense. Function/Subroutine…
zlaed7.f – Synopsis Functions/Subroutines subroutine zlaed7 (N, CUTPNT, QSIZ, TLVLS, CURLVL, CURPBM, D, Q, LDQ, RHO, INDXQ, QSTORE, QPTR, PRMPTR, PERM, GIVPTR, GIVCOL, GIVNUM, WORK, RWORK, IWORK, INFO) ZLAED7 used by sstedc. Computes the updated eigensystem of a diagonal matrix after modification by a rank-one symmetric matrix. Used when the original matrix is dense. Function/Subroutine…
zlaed0.f – Synopsis Functions/Subroutines subroutine zlaed0 (QSIZ, N, D, E, Q, LDQ, QSTORE, LDQS, RWORK, IWORK, INFO) ZLAED0 used by sstedc. Computes all eigenvalues and corresponding eigenvectors of an unreduced symmetric tridiagonal matrix using the divide and conquer method. Function/Subroutine Documentation subroutine zlaed0 (integerQSIZ, integerN, double precision, dimension( * )D, double precision, dimension( * )E,…
zlaed0.f – Synopsis Functions/Subroutines subroutine zlaed0 (QSIZ, N, D, E, Q, LDQ, QSTORE, LDQS, RWORK, IWORK, INFO) ZLAED0 used by sstedc. Computes all eigenvalues and corresponding eigenvectors of an unreduced symmetric tridiagonal matrix using the divide and conquer method. Function/Subroutine Documentation subroutine zlaed0 (integerQSIZ, integerN, double precision, dimension( * )D, double precision, dimension( * )E,…
zladiv.f – Synopsis Functions/Subroutines COMPLEX *16 function zladiv (X, Y) ZLADIV performs complex division in real arithmetic, avoiding unnecessary overflow. Function/Subroutine Documentation COMPLEX*16 function zladiv (complex*16X, complex*16Y) ZLADIV performs complex division in real arithmetic, avoiding unnecessary overflow. Purpose: ZLADIV := X / Y, where X and Y are complex. The computation of X / Y…
zladiv.f – Synopsis Functions/Subroutines COMPLEX *16 function zladiv (X, Y) ZLADIV performs complex division in real arithmetic, avoiding unnecessary overflow. Function/Subroutine Documentation COMPLEX*16 function zladiv (complex*16X, complex*16Y) ZLADIV performs complex division in real arithmetic, avoiding unnecessary overflow. Purpose: ZLADIV := X / Y, where X and Y are complex. The computation of X / Y…
zlacrt.f – Synopsis Functions/Subroutines subroutine zlacrt (N, CX, INCX, CY, INCY, C, S) ZLACRT performs a linear transformation of a pair of complex vectors. Function/Subroutine Documentation subroutine zlacrt (integerN, complex*16, dimension( * )CX, integerINCX, complex*16, dimension( * )CY, integerINCY, complex*16C, complex*16S) ZLACRT performs a linear transformation of a pair of complex vectors. Purpose: ZLACRT performs…
zlacrt.f – Synopsis Functions/Subroutines subroutine zlacrt (N, CX, INCX, CY, INCY, C, S) ZLACRT performs a linear transformation of a pair of complex vectors. Function/Subroutine Documentation subroutine zlacrt (integerN, complex*16, dimension( * )CX, integerINCX, complex*16, dimension( * )CY, integerINCY, complex*16C, complex*16S) ZLACRT performs a linear transformation of a pair of complex vectors. Purpose: ZLACRT performs…
zlacrm.f – Synopsis Functions/Subroutines subroutine zlacrm (M, N, A, LDA, B, LDB, C, LDC, RWORK) ZLACRM multiplies a complex matrix by a square real matrix. Function/Subroutine Documentation subroutine zlacrm (integerM, integerN, complex*16, dimension( lda, * )A, integerLDA, double precision, dimension( ldb, * )B, integerLDB, complex*16, dimension( ldc, * )C, integerLDC, double precision, dimension( * )RWORK)…
zlacrm.f – Synopsis Functions/Subroutines subroutine zlacrm (M, N, A, LDA, B, LDB, C, LDC, RWORK) ZLACRM multiplies a complex matrix by a square real matrix. Function/Subroutine Documentation subroutine zlacrm (integerM, integerN, complex*16, dimension( lda, * )A, integerLDA, double precision, dimension( ldb, * )B, integerLDB, complex*16, dimension( ldc, * )C, integerLDC, double precision, dimension( * )RWORK)…
zlacpy.f – Synopsis Functions/Subroutines subroutine zlacpy (UPLO, M, N, A, LDA, B, LDB) ZLACPY copies all or part of one two-dimensional array to another. Function/Subroutine Documentation subroutine zlacpy (characterUPLO, integerM, integerN, complex*16, dimension( lda, * )A, integerLDA, complex*16, dimension( ldb, * )B, integerLDB) ZLACPY copies all or part of one two-dimensional array to another. Purpose:…
zlacpy.f – Synopsis Functions/Subroutines subroutine zlacpy (UPLO, M, N, A, LDA, B, LDB) ZLACPY copies all or part of one two-dimensional array to another. Function/Subroutine Documentation subroutine zlacpy (characterUPLO, integerM, integerN, complex*16, dimension( lda, * )A, integerLDA, complex*16, dimension( ldb, * )B, integerLDB) ZLACPY copies all or part of one two-dimensional array to another. Purpose:…
zlacp2.f – Synopsis Functions/Subroutines subroutine zlacp2 (UPLO, M, N, A, LDA, B, LDB) ZLACP2 copies all or part of a real two-dimensional array to a complex array. Function/Subroutine Documentation subroutine zlacp2 (characterUPLO, integerM, integerN, double precision, dimension( lda, * )A, integerLDA, complex*16, dimension( ldb, * )B, integerLDB) ZLACP2 copies all or part of a real…
zlacp2.f – Synopsis Functions/Subroutines subroutine zlacp2 (UPLO, M, N, A, LDA, B, LDB) ZLACP2 copies all or part of a real two-dimensional array to a complex array. Function/Subroutine Documentation subroutine zlacp2 (characterUPLO, integerM, integerN, double precision, dimension( lda, * )A, integerLDA, complex*16, dimension( ldb, * )B, integerLDB) ZLACP2 copies all or part of a real…
zlacon.f – Synopsis Functions/Subroutines subroutine zlacon (N, V, X, EST, KASE) ZLACON estimates the 1-norm of a square matrix, using reverse communication for evaluating matrix-vector products. Function/Subroutine Documentation subroutine zlacon (integerN, complex*16, dimension( n )V, complex*16, dimension( n )X, double precisionEST, integerKASE) ZLACON estimates the 1-norm of a square matrix, using reverse communication for evaluating…
zlacon.f – Synopsis Functions/Subroutines subroutine zlacon (N, V, X, EST, KASE) ZLACON estimates the 1-norm of a square matrix, using reverse communication for evaluating matrix-vector products. Function/Subroutine Documentation subroutine zlacon (integerN, complex*16, dimension( n )V, complex*16, dimension( n )X, double precisionEST, integerKASE) ZLACON estimates the 1-norm of a square matrix, using reverse communication for evaluating…
zlacn2.f – Synopsis Functions/Subroutines subroutine zlacn2 (N, V, X, EST, KASE, ISAVE) ZLACN2 estimates the 1-norm of a square matrix, using reverse communication for evaluating matrix-vector products. Function/Subroutine Documentation subroutine zlacn2 (integerN, complex*16, dimension( * )V, complex*16, dimension( * )X, double precisionEST, integerKASE, integer, dimension( 3 )ISAVE) ZLACN2 estimates the 1-norm of a square matrix,…
zlacn2.f – Synopsis Functions/Subroutines subroutine zlacn2 (N, V, X, EST, KASE, ISAVE) ZLACN2 estimates the 1-norm of a square matrix, using reverse communication for evaluating matrix-vector products. Function/Subroutine Documentation subroutine zlacn2 (integerN, complex*16, dimension( * )V, complex*16, dimension( * )X, double precisionEST, integerKASE, integer, dimension( 3 )ISAVE) ZLACN2 estimates the 1-norm of a square matrix,…
zlacgv.f – Synopsis Functions/Subroutines subroutine zlacgv (N, X, INCX) ZLACGV conjugates a complex vector. Function/Subroutine Documentation subroutine zlacgv (integerN, complex*16, dimension( * )X, integerINCX) ZLACGV conjugates a complex vector. Purpose: ZLACGV conjugates a complex vector of length N. Parameters: N N is INTEGER The length of the vector X. N >= 0. X X…