Lines Matching refs:xl
120 PetscErrorCode FormBounds(SNES snes, Vec xl, Vec xu) in FormBounds() argument
126 PetscCall(VecSet(xl, ctx->lb)); in FormBounds()
149 …PetscScalar f1, f2, f3, f4, f5, f6, d1, d2, d3, d4, d5, d6, d7, d8, xc, xl, xr, xt, xb, xlt, xrb; in FormGradient() local
181 xlt = xrb = xl = xr = xb = xt = xc; in FormGradient()
184 xl = ctx->left[j + 1]; in FormGradient()
186 } else xl = x[j][i - 1]; in FormGradient()
206 d1 = (xc - xl); in FormGradient()
212 d7 = (xlt - xl); in FormGradient()
277 …PetscScalar f1, f2, f3, f4, f5, f6, d1, d2, d3, d4, d5, d6, d7, d8, xc, xl, xr, xt, xb, xlt, xrb; in FormJacobian() local
312 xlt = xrb = xl = xr = xb = xt = xc; in FormJacobian()
316 xl = ctx->left[j + 1]; in FormJacobian()
318 } else xl = x[j][i - 1]; in FormJacobian()
344 d1 = (xc - xl) / hx; in FormJacobian()
350 d7 = (xlt - xl) / hy; in FormJacobian()