Searched refs:kmdc (Results 1 – 6 of 6) sorted by relevance
16 PetscReal kmdc; /* sufficient decrease parameter */ member
569 if (neP->kmdc) PetscCall(KSPSetComputeEigenvalues(snes->ksp, PETSC_TRUE)); in SNESSolve_NEWTONTR()648 objmin = -neP->kmdc * gnorm * PetscMin(gnorm / beta_k, delta); in SNESSolve_NEWTONTR()660 if (neP->kmdc) { /* update estimated Hessian largest eigenvalue */ in SNESSolve_NEWTONTR()855 …ptionsReal("-snes_tr_kmdc", "sufficient decrease parameter", "None", ctx->kmdc, &ctx->kmdc, NULL)); in SNESSetFromOptions_NEWTONTR()885 PetscCall(PetscViewerASCIIPrintf(viewer, " kmdc=%g\n", (double)tr->kmdc)); in SNESView_NEWTONTR()1156 neP->kmdc = 0.0; /* by default do not use sufficient decrease */ in SNESCreate_NEWTONTR()
8 kmdc=0.
14 kmdc=0.
7 kmdc=0.