Searched refs:descent_ls_test (Results 1 – 2 of 2) sorted by relevance
178 …PetscCall(VecDotRealPart(FM, Y, &ngmres->descent_ls_test)); /* this is actually < F(XM), XM - XA >… in SNESNGMRESSelect_Private()180 if (ngmres->descent_ls_test < 0) { /* XA - XM is not a descent direction, select XM */ in SNESNGMRESSelect_Private()257 if (ngmres->descent_ls_test < 0) { /* XA - XM is not a descent direction */ in SNESNGMRESSelectRestart_Private()258 …cViewerASCIIPrintf(ngmres->monitor, "ascent restart: %e > 0\n", (double)-ngmres->descent_ls_test)); in SNESNGMRESSelectRestart_Private()
29 PetscReal descent_ls_test; /* restart GMRES when X_A -X_M is not a descent direction */ member