Factor a real symmetric positive definite matrix and estimate the condition of the matrix. Classes : D2b1b . Solution of systems of linear equations, including matrix inverses, and LU and related factorizations (real symmetric positive definite matrices) Type : Fortran subroutine in SLATEC library. Access : Public domain. Portable. Precision: Double. Usage : CALL DPOCO (A, LDA, N, RCOND, Z, INFO) Details : Documentation Fullsource Source Sites : (1) ARNO (2) ITL
ARNO: Silicon Graphics Origin 2000, National Institute of Standards and Technology (NIST), Gaithersburg, MD. Available to NIST staff. Precision: Double. (Single: SPOCO) Those logged in to arno.nist.gov or amur.nist.gov may access this module as follows. Link : f77 -o prog prog.f -lslatec
ITL: Unix Workstation Network, National Institute of Standards and Technology (NIST), Gaithersburg, MD. Available to NIST staff. Precision: Double. (Single: SPOCO) Access available only to NIST staff on internal Unix systems. They may access this package provided the /itl tree is cross-mounted. Link : f77 -o example example.f -lslatec Documentation: slatecdoc dpoco Source : slatecsrc DPOCO Fullsource : slatecsrcx dpoco
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