Searched refs:xtHx (Results 1 – 2 of 2) sorted by relevance
214 PetscScalar xtHx; in FormFunctionGradient() local218 PetscCall(VecDot(x, g, &xtHx)); in FormFunctionGradient()220 *f += 0.5 * xtHx; in FormFunctionGradient()
112 PetscReal xtHx; in TaoSolve_GPCG() local125 PetscCall(VecDot(gpcg->Work, tao->solution, &xtHx)); in TaoSolve_GPCG()128 gpcg->c = f - xtHx / 2.0 - xtb; in TaoSolve_GPCG()