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[Octave-bug-tracker] [bug #51140] Octave: expecting scalar N, or 2-/4-el


From: Rik
Subject: [Octave-bug-tracker] [bug #51140] Octave: expecting scalar N, or 2-/4-element vector DOM-ezsurf Error
Date: Wed, 31 May 2017 16:55:06 -0400 (EDT)
User-agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:53.0) Gecko/20100101 Firefox/53.0

Update of bug #51140 (project octave):

                Category:   Plotting with gnuplot => Octave Function        
             Open/Closed:                    Open => Closed                 

    _______________________________________________________

Follow-up Comment #1:

In order to change the graphic properties associated with a plot object you
need to have a handle to that plot object.  Just ask for that handle in your
code--It is the first output argument of ezsurf.  Thus, this should get you
close.


fx = @(x,y) x.*sin(y);
fy = @(x,y) -x.*cos(y);
fz = @(x,y) y;
h = ezsurf(fx, fy, fz,[-5 5 -5 -2]);
set (h, 'LineStyle','--','EdgeColor','g'); 


You can use


set (h)


to find a list of graphic properties to change.

The category of this bug was marked as "Plotting with gnuplot", but it is
actually a misunderstanding of how ezsurf works.  I changed the category to
"Octave function".


    _______________________________________________________

Reply to this item at:

  <http://savannah.gnu.org/bugs/?51140>

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