Re: drawing line in graph

[Paul Kienzle]

This:

 plot(rand(2,100),rand(2,100),";;")

is a lot faster than this:

 plot(rand(2,1),rand(2,1),";;");
 hold on; for i=2:100, plot(rand(2,1),rand(2,1),";;"); end; hold off

Paul Kienzle
address@hidden

On Sun, Mar 03, 2002 at 02:07:57PM +0100, Davide Cavallari wrote:
> On Sun, Mar 03, 2002 at 11:55:14AM +0100, Davide Cavallari wrote:
> > How can  I draw a  line between  2 points? 
> 
> ehm, that  was en error,  I can  draw a segment!  However, I need  to draw
> multiple segments on the same graph. For example, I have 4 points:
> 
> a=[0,0]; b=[2,2]; c[4,0]; d=[4,2]
> 
> and I want to join b with a and c and d. How can I do this?
> 
> Finally, I will need to join this way a lot of points (I need to represent
> graphically a Kohonen Self-Organizing Map). Is  there a way to simply join
> a pair of points, then another pair and so, all on the same graph? In this
> way infact I could use an iterative procedure.
> -- 
> Cheers,
>     Davide Cavallari                
> Blessed be those who initiate lively discussions with the hopelessly mute,
> for they shall be know as Dentists.
> 
> 
> 
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Octave is freely available under the terms of the GNU GPL.

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