dolfin team mailing list archive

[Johan Jansson <jjan@xxxxxxxxxxx>]

On Tue, Sep 19, 2006 at 05:19:28PM +0200, Anders Logg wrote:

...

> Do you really need to know what type of function it is? The purpose of
> the Function class is that the type should be ignored.
> 
> /Anders

Syntactically, this is true, but semantically not. If you call
f.vector(), it only returns a valid result if f is a
DiscreteFunction. So to use f.vector(), you need to assume that f is a
DiscreteFunction.

  Johan