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LAPACK
3.9.0
LAPACK: Linear Algebra PACKage
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subroutine | dstein (N, D, E, M, W, IBLOCK, ISPLIT, Z, LDZ, WORK, IWORK, IFAIL, INFO) |
| DSTEIN More...
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integer function idamax(N, DX, INCX)
IDAMAX
subroutine dlagts(JOB, N, A, B, C, D, IN, Y, TOL, INFO)
DLAGTS solves the system of equations (T-λI)x = y or (T-λI)Tx = y,where T is a general tridiagonal ma...
subroutine dcopy(N, DX, INCX, DY, INCY)
DCOPY
double precision function dnrm2(N, X, INCX)
DNRM2
subroutine dlarnv(IDIST, ISEED, N, X)
DLARNV returns a vector of random numbers from a uniform or normal distribution.
subroutine xerbla(SRNAME, INFO)
XERBLA
subroutine dlagtf(N, A, LAMBDA, B, C, TOL, D, IN, INFO)
DLAGTF computes an LU factorization of a matrix T-λI, where T is a general tridiagonal matrix,...
double precision function ddot(N, DX, INCX, DY, INCY)
DDOT
subroutine dscal(N, DA, DX, INCX)
DSCAL
double precision function dlamch(CMACH)
DLAMCH
subroutine daxpy(N, DA, DX, INCX, DY, INCY)
DAXPY