Searched refs:gtDg (Results 1 – 1 of 1) sorted by relevance
441 PetscReal gkp1_yk, gd_old, tau_bfgs, tau_dfp, gkp1D_yk, gtDg; in TaoBNCGStepDirectionUpdate() local600 PetscCall(VecDot(cg->g_work, tao->gradient, >Dg)); in TaoBNCGStepDirectionUpdate()604 beta = gtDg / dk_yk; in TaoBNCGStepDirectionUpdate()