Function plots are new with J6. In the example, f should be a verb. The f that got lost on the way to the User Guide was
f =. 4 : '(cos r) % 1 + r =. x +&:*: y' plot _4 4 100 ; _4 4 100 ; 'f' Henry Rich > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Devon McCormick > Sent: Saturday, September 02, 2006 8:42 PM > To: [email protected] > Subject: [Jbeta] 3-D function plots > > I don't know when function plots crept into the language, so > I'm not sure if > this > is a "beta" question or not, but the 3-D example in > "system/extras/help/user/plot_function.htm" > is incomplete and I can't come up with a value for "f" to get > anything other > than a blank > plot screen. > > What function would give a non-blank result for this? > > -- > Devon McCormick > ^me^ at acm. > org is my > preferred e-mail > ---------------------------------------------------------------------- > For information about J forums see > http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
