On Wed, Dec 12, 2007 at 12:25:35PM +0100, Anne Voigt wrote: > I do have 3 basisfunctions (u,v, w) on a Lagrange Finite Element. Now I > want to calculate the inner product (u, (v*grad)w). The problem is that > u, v and w are scalar but grad transforms it into a vector. > Is there any possiblity to express such a trilinearform in the > FFC-language? > Anne
If u, v and w are all scalar then I don't see how that expression makes sense. Are you sure they are not vector-valued (or at least one of them)? -- Anders _______________________________________________ DOLFIN-dev mailing list [email protected] http://www.fenics.org/mailman/listinfo/dolfin-dev
