[Jprogramming] Challenge 8 A Shamrock for St. Patrick

[Linda Alvord]

This solved the problem!  Thanks

require 'gtkwd jzplot'

Linda

-----Original Message-----
From: programming-bounces at jsoftware.com [mailto:programming-bounces at jsoftware.com] On Behalf Of bill lam
Sent: Thursday, March 22, 2012 11:11 AM
To: programming at jsoftware.com
Subject: Re: [Jprogramming] Challenge 8 A Shamrock for St. Patrick

load 'plot' or 'jzplot' will not load gtkwd automatically, try

require 'gtkwd jzplot'

Чтв, 22 Мар 2012, Linda Alvord писал(а):
> Also: I used  load 'plot'  and load 'jzplot'  and got:
> 
>    myplot_run''
> |value error: wd
> |       wd MYPLOT
> 
> Linda
> 
> -----Original Message-----
> From: programming-bounces at jsoftware.com 
> [mailto:programming-bounces at jsoftware.com] On Behalf Of chris burke
> Sent: Wednesday, March 21, 2012 8:45 PM
> To: Programming forum
> Subject: Re: [Jprogramming] Challenge 8 A Shamrock for St. Patrick
> 
> See: http://www.jsoftware.com/jwiki/Plot/Class
> 
> On Thu, Mar 22, 2012 at 7:49 AM, Linda Alvord
> <lindaalvord at verizon.net>wrote:
> 
> > Copy the expression below into  ijix  and run display.  A lovely 
> > graph of a trifolium appears.  It seems that it is arriving by mental telepathy.
> >  There
> > is no sign of  'radar' anyhere.  Use  load 'plot'  and there is no 
> > sign of 'radar'.  It is not in names_j_  or  names_z_  .  So where 
> > and
> what is it?
> >
> > -----Original Message-----
> > From: programming-bounces at jsoftware.com 
> > [mailto:programming-bounces at jsoftware.com] On Behalf Of Henry Rich
> > Sent: Wednesday, March 21, 2012 7:29 AM
> > To: Programming forum
> > Subject: Re: [Jprogramming] Challenge 8 A Shamrock for St. Patrick
> >
> > Cute!  J version:
> >
> > 'radar' plot 0 2p1;'1 + (cos 3*y) + *: sin 3*y'
> >
> > Henry Rich
> >
> > On 3/21/2012 5:55 AM, Boyko Bantchev wrote:
> > > FWIW, the cleanest mathematical / programmable trefoil that I know 
> > > of is the following (I am too lazy to do it in J, so Gnuplot):
> > >
> > > set size ratio 1.08
> > > set parametric
> > > set polar
> > > plot [0:2*pi] t,1+cos(3*t)+sin(3*t)**2
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