Lines Matching refs:hxdhy
170 PetscScalar v[5], hx, hy, hxdhy, hydhx; in FormMatrix() local
177 hxdhy = hx / hy; in FormMatrix()
198 v[0] = 2.0 * (hydhx + hxdhy); in FormMatrix()
204 v[0] = -hxdhy; in FormMatrix()
210 v[2] = 2.0 * (hydhx + hxdhy); in FormMatrix()
216 v[4] = -hxdhy; in FormMatrix()
230 PetscCall(MatZeroRowsColumnsStencil(jac, nrows, rows, 2.0 * (hydhx + hxdhy), NULL, NULL)); in FormMatrix()
248 PetscReal hx, hy, hxdhy, hydhx; in NonlinearGS() local
261 hxdhy = hx / hy; in NonlinearGS()
294 uyy = (2.0 * u - x[j - 1][i] - x[j + 1][i]) * hxdhy; in NonlinearGS()
296 J = 2.0 * (hydhx + hxdhy); in NonlinearGS()