On Fri, May 22, 2009 at 10:15 AM, Stefano Ferri <ferriste at gmail.com> wrote:
> (%i2) f(v):=block([t],t:copylist(v),t[1]:99,t);
> If you rinput is a matrix, use copymatrix instead.
copy(v) copies all kinds of expressions.
Not sure why there exist copylist and copymatrix;
probably just a historical accident.
best
Robert Dodier