Check the gradients of M nonlinear functions in N variables, evaluated at a point X, for consistency with the functions themselves. Classes : F3 . Service routines for solution of nonlinear equations (e.g., check user-supplied derivatives) G4c . Check user-supplied derivatives for optimization Type : Fortran subroutine in SLATEC library. Access : Public domain. Portable. Precision: Single. Usage : CALL CHKDER (M, N, X, FVEC, FJAC, LDFJAC, XP, FVECP, MODE, ERR) 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: Single. (Double: DCKDER) 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: Single. (Double: DCKDER) 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 chkder Source : slatecsrc CHKDER Fullsource : slatecsrcx chkder
GAMS is a service of the Mathematical and Computational Sciences Division of the Information Technology Laboratory of the National Institute of Standards and Technology
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