Lines Matching refs:dvdx
245 PetscReal zero = 0.0, vb, vl, vr, vt, dvdx, dvdy, flin = 0.0, fquad = 0.0; in FormFunction() local
264 dvdx = (vr - v) / hx; in FormFunction()
266 fquad += dvdx * dvdx + dvdy * dvdy; in FormFunction()
281 dvdx = (v - vl) / hx; in FormFunction()
283 fquad = fquad + dvdx * dvdx + dvdy * dvdy; in FormFunction()
317 PetscReal vb, vl, vr, vt, dvdx, dvdy; in FormGradient() local
338 dvdx = (vr - v) / hx; in FormGradient()
342 val = -dvdx / hx - dvdy / hy - cdiv3; in FormGradient()
347 val = dvdx / hx - cdiv3; in FormGradient()
368 dvdx = (v - vl) / hx; in FormGradient()
377 val = -dvdx / hx - cdiv3; in FormGradient()
382 val = dvdx / hx + dvdy / hy - cdiv3; in FormGradient()