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LAPACK
3.9.0
LAPACK: Linear Algebra PACKage
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Go to the source code of this file.
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| subroutine | dtrsna (JOB, HOWMNY, SELECT, N, T, LDT, VL, LDVL, VR, LDVR, S, SEP, MM, M, WORK, LDWORK, IWORK, INFO) |
| | DTRSNA More...
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subroutine dlacn2(N, V, X, ISGN, EST, KASE, ISAVE)
DLACN2 estimates the 1-norm of a square matrix, using reverse communication for evaluating matrix-vec...
subroutine dlaqtr(LTRAN, LREAL, N, T, LDT, B, W, SCALE, X, WORK, INFO)
DLAQTR solves a real quasi-triangular system of equations, or a complex quasi-triangular system of sp...
double precision function dlapy2(X, Y)
DLAPY2 returns sqrt(x2+y2).
subroutine dtrexc(COMPQ, N, T, LDT, Q, LDQ, IFST, ILST, WORK, INFO)
DTREXC
double precision function dnrm2(N, X, INCX)
DNRM2
subroutine xerbla(SRNAME, INFO)
XERBLA
logical function lsame(CA, CB)
LSAME
subroutine dlabad(SMALL, LARGE)
DLABAD
double precision function ddot(N, DX, INCX, DY, INCY)
DDOT
double precision function dlamch(CMACH)
DLAMCH
subroutine dlacpy(UPLO, M, N, A, LDA, B, LDB)
DLACPY copies all or part of one two-dimensional array to another.
1.8.16