Lines Matching refs:fnorm
63 PetscReal fnorm, xnorm, ynorm, gnorm; in SNESLineSearchApply_BT() local
76 PetscCall(SNESLineSearchGetNorms(linesearch, NULL, &fnorm, NULL)); in SNESLineSearchApply_BT()
104 PetscCall(SNESLineSearchSetNorms(linesearch, xnorm, fnorm, ynorm)); in SNESLineSearchApply_BT()
114 f = 0.5 * PetscSqr(fnorm); in SNESLineSearchApply_BT()
145 gnorm = fnorm; in SNESLineSearchApply_BT()
164 …if (!objective) PetscCall(PetscInfo(snes, "Initial fnorm %14.12e gnorm %14.12e\n", (double)fnorm, … in SNESLineSearchApply_BT()
169 … " Line search: Using full step: fnorm %14.12e gnorm %14.12e\n", (double)fnorm, (double)gnorm)); in SNESLineSearchApply_BT()
178 PetscCall(SNESLineSearchSetNorms(linesearch, xnorm, fnorm, ynorm)); in SNESLineSearchApply_BT()
209 gnorm = fnorm; in SNESLineSearchApply_BT()
245 …16e, minlambda=%18.16e, lambda=%18.16e, initial slope=%18.16e\n", (double)fnorm, (double)gnorm, (d… in SNESLineSearchApply_BT()
277 …%18.16e, ynorm=%18.16e, lambda=%18.16e, initial slope=%18.16e\n", (double)fnorm, (double)gnorm, (d… in SNESLineSearchApply_BT()
288 gnorm = fnorm; in SNESLineSearchApply_BT()
332 gnorm = fnorm; in SNESLineSearchApply_BT()