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glpkAPI (version 1.2.1)

bfUpdatedGLPK: Check if the basis factorization has been updated

Description

Low level interface function to the GLPK function glp_bf_updated. Consult the GLPK documentation for more detailed information.

Usage

bfUpdatedGLPK(lp)

Arguments

lp
An object of class "glpkPtr" as returned by initProbGLPK. This is basically a pointer to a GLPK problem object.

Value

  • Returns non-zero if the basis factorization has been updated at least once. Otherwise the routine returns zero.

Details

Interface to the C function bfUpdated which calls the GLPK function glp_bf_updated.

References

Based on the package glpk by Lopaka Lee. The GNU GLPK home page at http://www.gnu.org/software/glpk/glpk.html.