Searched refs:ydiffnorm (Results 1 – 2 of 2) sorted by relevance
569 PetscReal alpha, ydiffnorm; in SNESLineSearchPreCheckPicard() local571 PetscCall(VecNorm(Ylast, NORM_2, &ydiffnorm)); in SNESLineSearchPreCheckPicard()572 alpha = (ydiffnorm > .001 * ylastnorm) ? ylastnorm / ydiffnorm : 1000.0; in SNESLineSearchPreCheckPicard()
687 PetscReal alpha, ydiffnorm; in PreCheckFunction() local689 PetscCall(VecNorm(Ylast, NORM_2, &ydiffnorm)); in PreCheckFunction()690 alpha = ylastnorm / ydiffnorm; in PreCheckFunction()