Lines Matching refs:vr
245 PetscReal zero = 0.0, vb, vl, vr, vt, dvdx, dvdy, flin = 0.0, fquad = 0.0; in FormFunction() local
259 vr = zero; in FormFunction()
262 if (i < nx - 1 && j > -1) vr = x[k + 1]; in FormFunction()
264 dvdx = (vr - v) / hx; in FormFunction()
267 flin -= cdiv3 * (v + vr + vt); in FormFunction()
317 PetscReal vb, vl, vr, vt, dvdx, dvdy; in FormGradient() local
333 vr = zero; in FormGradient()
336 if (i < nx - 1 && j > -1) vr = x[k + 1]; in FormGradient()
338 dvdx = (vr - v) / hx; in FormGradient()
521 PetscReal v, vb, vl, vr, vt, hxhx, hyhy; in HessianProduct() local
544 vr = zero; in HessianProduct()
548 vr = s[k + 1]; in HessianProduct()
550 val = hxhx * (vr - v); in HessianProduct()
561 val = hxhx * (v - vr) + hyhy * (v - vt); in HessianProduct()