49   PetscReal f, fold, gdx, gnorm, pert;  in TaoSolve_NLS()  local
97   PetscCall(TaoGradientNorm(tao, tao->gradient, NORM_2, &gnorm));  in TaoSolve_NLS()
98 …PetscCheck(!PetscIsInfOrNanReal(f) && !PetscIsInfOrNanReal(gnorm), PetscObjectComm((PetscObject)ta…  in TaoSolve_NLS()
101   PetscCall(TaoLogConvergenceHistory(tao, f, gnorm, 0.0, tao->ksp_its));  in TaoSolve_NLS()
102   PetscCall(TaoMonitor(tao, tao->niter, f, gnorm, 0.0, step));  in TaoSolve_NLS()
144           PetscCall(VecAXPY(nlsP->W, -tao->trust / gnorm, tao->gradient));  in TaoSolve_NLS()
151               sigma = -tao->trust / gnorm;  in TaoSolve_NLS()
157             prered = tao->trust * (gnorm - 0.5 * tao->trust * prered / (gnorm * gnorm));  in TaoSolve_NLS()
165 …tau_1   = nlsP->theta_i * gnorm * tao->trust / (nlsP->theta_i * gnorm * tao->trust + (1.0 - nlsP->…  in TaoSolve_NLS()
166 …tau_2   = nlsP->theta_i * gnorm * tao->trust / (nlsP->theta_i * gnorm * tao->trust - (1.0 + nlsP->…  in TaoSolve_NLS()
221           PetscCall(TaoGradientNorm(tao, tao->gradient, NORM_2, &gnorm));  in TaoSolve_NLS()
222 …PetscCheck(!PetscIsInfOrNanReal(gnorm), PetscObjectComm((PetscObject)tao), PETSC_ERR_USER, "User p…  in TaoSolve_NLS()
225           PetscCall(TaoLogConvergenceHistory(tao, f, gnorm, 0.0, tao->ksp_its));  in TaoSolve_NLS()
226           PetscCall(TaoMonitor(tao, tao->niter, f, gnorm, 0.0, step));  in TaoSolve_NLS()
350         pert = PetscMin(nlsP->imax, PetscMax(nlsP->imin, nlsP->imfac * gnorm));  in TaoSolve_NLS()
357         pert = PetscMin(nlsP->pmax, PetscMax(nlsP->pgfac * pert, nlsP->pmgfac * gnorm));  in TaoSolve_NLS()
412           pert = PetscMin(nlsP->imax, PetscMax(nlsP->imin, nlsP->imfac * gnorm));  in TaoSolve_NLS()
419           pert = PetscMin(nlsP->pmax, PetscMax(nlsP->pgfac * pert, nlsP->pmgfac * gnorm));  in TaoSolve_NLS()
425         pert = PetscMin(nlsP->psfac * pert, nlsP->pmsfac * gnorm);  in TaoSolve_NLS()
453           pert = PetscMin(nlsP->imax, PetscMax(nlsP->imin, nlsP->imfac * gnorm));  in TaoSolve_NLS()
460           pert = PetscMin(nlsP->pmax, PetscMax(nlsP->pgfac * pert, nlsP->pmgfac * gnorm));  in TaoSolve_NLS()
687     PetscCall(TaoGradientNorm(tao, tao->gradient, NORM_2, &gnorm));  in TaoSolve_NLS()
688 …PetscCheck(!PetscIsInfOrNanReal(f) && !PetscIsInfOrNanReal(gnorm), PetscObjectComm((PetscObject)ta…  in TaoSolve_NLS()
690     PetscCall(TaoLogConvergenceHistory(tao, f, gnorm, 0.0, tao->ksp_its));  in TaoSolve_NLS()
691     PetscCall(TaoMonitor(tao, tao->niter, f, gnorm, 0.0, step));  in TaoSolve_NLS()