On Fri, Sep 5, 2008 at 7:43 PM, Oleg Kobchenko <[EMAIL PROTECTED]> wrote: > Isn't then > > f'(x) = y'(x'^:_1(x)) > > Does it mean finding inverse x'(t), ie t = t'(x) = x'^:_1(x)?
If I understand what you are asking, you first need to eliminate some x'(t) values from the domain mapping to y' before you can find the inverse x'(t). But I may not understand what you are asking. -- Raul ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
