Dictionary says More generally,x!y is(!y)%(!x)*(!y-x). In general,!y isΓ(1+y) (the gamma function).
----- Original Message ---- > From: June Kim <[email protected]> > To: Programming forum <[email protected]> > Sent: Sunday, July 5, 2009 1:10:33 AM > Subject: Re: [Jprogramming] negative y for "Out Of" > > On Sun, Jul 5, 2009 at 2:04 PM, June Kimwrote: > > 2!_5 > > 15 > > 2!_6 > > 21 > > _2!5 > > 0 > > _2!_5 > > 0 > > > > It seems like Out Of's behavioral model is : 0:`(((- %&(*/) >:@] ) > i.)~)@.(0<[) > > > To treat the cases with 0, > > 0!5 > 1 > 0!0 > 1 > > The model should be 0:`(((- %&(*/) >:@] ) i.)~)@.(0<:[) > (note the change from less than to less or equal.) > > > > > > Is it correct? > > > > (BTW, I think negative y for Out Of(!) should incur a domain error or > > the Dictionary page should be modified) > > > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
