petsc-3.12.5 2020-03-29
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TAOGPCG

gradient projected conjugate gradient algorithm is an active-set conjugate-gradient based method for bound-constrained minimization

Options Database Keys

-tao_gpcg_maxpgits - maximum number of gradient projections for GPCG iterate
-tao_subset_type - "subvec","mask","matrix-free", strategies for handling active-sets

Level

beginner

Location

src/tao/quadratic/impls/gpcg/gpcg.c

Examples

src/tao/bound/examples/tutorials/jbearing2.c.html

Index of all Tao routines
Table of Contents for all manual pages
Index of all manual pages