[GiNaC-list] var list

[Sheplyakov Alexei]

On Tue, Oct 05, 2004 at 11:11:22AM +0200, Ralf Stephan wrote:

>   ex e = x - 2;
> 	CollectSymbols_Visitor collector;
> 	e.accept (collector);

accept method does not traverse expression, it
examines the node itself only. Use

e.traverse(collector);

instead.

Best regards,
	Alexei.