Lines Matching refs:vr
261 PetscReal zero = 0.0, vb, vl, vr, vt, dvdx, dvdy, flin = 0.0, fquad = 0.0; in FormFunction() local
275 vr = zero; in FormFunction()
278 if (i < nx - 1 && j > -1) vr = x[k + 1]; in FormFunction()
280 dvdx = (vr - v) / hx; in FormFunction()
283 flin -= cdiv3 * (v + vr + vt); in FormFunction()
333 PetscReal vb, vl, vr, vt, dvdx, dvdy; in FormGradient() local
349 vr = zero; in FormGradient()
352 if (i < nx - 1 && j > -1) vr = x[k + 1]; in FormGradient()
354 dvdx = (vr - v) / hx; in FormGradient()
537 PetscReal v, vb, vl, vr, vt, hxhx, hyhy; in HessianProduct() local
560 vr = zero; in HessianProduct()
564 vr = s[k + 1]; in HessianProduct()
566 val = hxhx * (vr - v); in HessianProduct()
577 val = hxhx * (v - vr) + hyhy * (v - vt); in HessianProduct()