Otherwise (having just looked in the Labs) I think the "pd" verb may allow you to plot different size data on the same plot. I haven't used it yet, I'll check it out now, but it may be what you need.
On 25 April 2014 06:36, Alex Giannakopoulos <[email protected]> wrote: > ... contd > > Using (]+0j1*P) or similar > > Also I think the intervals must be the same on one plot. If you try to > mix an 8-interval with a 32-interval matrix, the 8-matrix will get padded > with 0s or 0j0s, rendering a nice spider's web in the latter case. You > will need to pad the 8-matrix with the values of the terminal points to > avoid this. > > > On 25 April 2014 06:15, alexgian <[email protected]> wrote: > >> Further, you seem to have specified your grid in the Argand plane, I >> don't think you can mix and match with reals just like that (I may be wrong >> - certainly no expert on J plotting). >> So you'd have to translate your parabola to complex coords if you wanted >> to display it in the same context, I think. >> >> >> On 25 April 2014 06:00, alexgian <[email protected]> wrote: >> >>> Not quite sure what you're trying to do, but would this be a step in the >>> right direction? >>> >>> >>> load 'plot' >>> >>> do=: 13 :'({.y) +(i.>:{:y)*(--/ 2{.y)%{:y' >>> >>> G=:do _2 2 32 >>> >>> P=: 2 <. *: >>> >>> plot (];P) G >>> >>> >>> In your version you have not specified x-coordinates, so it picks 0-32. >>> >>> By using ] you specify the x-range >>> >>> >>> Also note that that you do not need "do", there is a plot builtin called >>> "steps": >>> >>> plot (];P) steps _2 2 32 >>> >>> would achieve the same result >>> >>> >>> >>> >>> >>> On 25 April 2014 01:25, Linda Alvord <[email protected]> wrote: >>> >>>> Can anyone help me put the parabola, P, on the graph paper without >>>> changing >>>> the scales of the graph paper. >>>> >>>> load 'plot' >>>> do=: 13 :'({.y) +(i.>:{:y)*(--/ 2{.y)%{:y' >>>> A=:do _2 2 8 >>>> V=:j./~ A >>>> H=:|:|. V >>>> 'pensize 2;color 50 255 255' plot H,V >>>> >>>> f=:*: >>>> 'pensize 2;color BLUE' plot P=: 2 <. f do _2 2 32 >>>> >>>> Linda >>>> ---------------------------------------------------------------------- >>>> For information about J forums see http://www.jsoftware.com/forums.htm >>>> >>> >>> >> > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
