Searched refs:gkp1_yk (Results 1 – 1 of 1) sorted by relevance
| /petsc/src/tao/bound/impls/bncg/ |
| H A D | bncg.c | 441 PetscReal gkp1_yk, gd_old, tau_bfgs, tau_dfp, gkp1D_yk, gtDg; in TaoBNCGStepDirectionUpdate() local
519 PetscCall(VecDot(cg->yk, tao->gradient, &gkp1_yk)); in TaoBNCGStepDirectionUpdate()
521 beta = tau_k * gkp1_yk / dk_yk; in TaoBNCGStepDirectionUpdate()
525 PetscCall(VecDot(cg->yk, cg->g_work, &gkp1_yk)); in TaoBNCGStepDirectionUpdate()
526 beta = gkp1_yk / dk_yk; in TaoBNCGStepDirectionUpdate()
554 PetscCall(VecDot(cg->yk, tao->gradient, &gkp1_yk)); in TaoBNCGStepDirectionUpdate()
556 beta = tau_k * gkp1_yk / gnorm2_old; in TaoBNCGStepDirectionUpdate()
561 PetscCall(VecDot(cg->g_work, cg->yk, &gkp1_yk)); in TaoBNCGStepDirectionUpdate()
562 beta = gkp1_yk / gnorm2_old; in TaoBNCGStepDirectionUpdate()
573 PetscCall(VecDot(cg->yk, tao->gradient, &gkp1_yk)); in TaoBNCGStepDirectionUpdate()
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