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Have you tried plot() and replot()? You can do quite a bit with that
by using LineSpec and GlobalProperty. The example below includes
plotting with primary and secondary Y axis:<br>
<br>
Jan<br>
<pre style="font-family:Monospaced;font-style:normal;font-size:12.0;"><span style="color:rgb(0,0,0);">clf</span><span style="color:rgb(0,0,0);">;</span>
<span style="color:rgb(0,0,0);">t</span><span style="color:rgb(92,92,92);">=</span><span style="color:rgb(188,143,143);">1</span><span style="color:rgb(255,170,0);">:</span><span style="color:rgb(188,143,143);">100</span><span style="color:rgb(0,0,0);">;</span>
<span style="color:rgb(0,0,0);">x</span><span style="color:rgb(92,92,92);">=</span><span style="color:rgb(0,0,0);">t</span><span style="color:rgb(92,92,92);">.^</span><span style="color:rgb(188,143,143);">2</span><span style="color:rgb(92,92,92);">/</span><span style="color:rgb(188,143,143);">100</span><span style="color:rgb(0,0,0);">;</span>
<span style="color:rgb(0,0,0);">y</span><span style="color:rgb(92,92,92);">=</span><span style="color:rgb(74,85,219);">[</span><span style="color:rgb(188,143,143);">4</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(188,143,143);">12</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(188,143,143);">32</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(188,143,143);">72</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(188,143,143);">95</span><span style="color:rgb(74,85,219);">]</span><span style="color:rgb(0,0,0);">;</span>
<span style="color:rgb(0,0,0);">z</span><span style="color:rgb(92,92,92);">=</span><span style="color:rgb(74,85,219);">[</span><span style="color:rgb(188,143,143);">500</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(188,143,143);">1100</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(188,143,143);">2100</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(188,143,143);">4100</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(188,143,143);">5000</span><span style="color:rgb(74,85,219);">]</span><span style="color:rgb(0,0,0);">;</span>
<span style="color:rgb(0,0,0);">replot</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(74,85,219);">[</span><span style="color:rgb(0,0,0);">t</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(188,143,143);">1</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(0,0,0);">ceil</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(0,0,0);">t</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(255,170,0);">$</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(0,0,0);">;</span> <span style="color:rgb(188,143,143);">0</span><span style="color:rgb(0,0,0);">,</span> <span style="color:rgb(188,143,143);">120</span><span style="color:rgb(74,85,219);">]</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(0,0,0);">;</span>
<span style="color:rgb(0,0,0);">a</span><span style="color:rgb(92,92,92);">=</span><span style="color:rgb(0,0,0);">gca</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(0,0,0);">;</span>
<span style="color:rgb(0,0,0);">b</span> <span style="color:rgb(92,92,92);">=</span> <span style="color:rgb(0,0,0);">newaxes</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(0,0,0);">;</span>
<span style="color:rgb(0,0,0);">b</span><span style="color:rgb(92,92,92);">.</span><span style="color:rgb(170,170,170);">y_location</span> <span style="color:rgb(92,92,92);">=</span> <span style="color:rgb(188,143,143);">"</span><span style="color:rgb(188,143,143);">right</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(0,0,0);">;</span>
<span style="color:rgb(0,0,0);">b</span><span style="color:rgb(92,92,92);">.</span><span style="color:rgb(170,170,170);">filled</span> <span style="color:rgb(92,92,92);">=</span> <span style="color:rgb(188,143,143);">"</span><span style="color:rgb(188,143,143);">off</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(0,0,0);">;</span>
<span style="color:rgb(0,0,0);">b</span><span style="color:rgb(92,92,92);">.</span><span style="color:rgb(170,170,170);">axes_visible</span> <span style="color:rgb(92,92,92);">=</span> <span style="color:rgb(74,85,219);">[</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(188,143,143);">off</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(188,143,143);">on</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(188,143,143);">on</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(74,85,219);">]</span><span style="color:rgb(0,0,0);">;</span>
<span style="color:rgb(0,0,0);">b</span><span style="color:rgb(92,92,92);">.</span><span style="color:rgb(170,170,170);">axes_bounds</span> <span style="color:rgb(92,92,92);">=</span> <span style="color:rgb(0,0,0);">a</span><span style="color:rgb(92,92,92);">.</span><span style="color:rgb(170,170,170);">axes_bounds</span><span style="color:rgb(0,0,0);">;</span>
<span style="color:rgb(0,0,0);">replot</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(74,85,219);">[</span><span style="color:rgb(0,0,0);">t</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(188,143,143);">1</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(0,0,0);">ceil</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(0,0,0);">t</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(255,170,0);">$</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(0,0,0);">;</span><span style="color:rgb(188,143,143);">0</span> <span style="color:rgb(0,0,0);">,</span> <span style="color:rgb(188,143,143);">6000</span><span style="color:rgb(74,85,219);">]</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(0,0,0);">;</span>
<span style="color:rgb(0,0,0);">sca</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(0,0,0);">a</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(0,0,0);">;</span>
<span style="color:rgb(0,0,0);">plot</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(0,0,0);">t</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(0,0,0);">x</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(188,143,143);">'</span><span style="color:rgb(188,143,143);">g</span><span style="color:rgb(188,143,143);">'</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(0,0,0);">t</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(188,143,143);">1</span><span style="color:rgb(255,170,0);">:</span><span style="color:rgb(188,143,143);">5</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(92,92,92);">*</span><span style="color:rgb(188,143,143);">20</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(0,0,0);">y</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(188,143,143);">'</span><span style="color:rgb(188,143,143);">*r</sp!
an><span
style="color:rgb(188,143,143);">'</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(0,0,0);">;</span>
<span style="color:rgb(0,0,0);">sca</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(0,0,0);">b</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(0,0,0);">;</span>
<span style="color:rgb(0,0,0);">plot</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(0,0,0);">t</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(188,143,143);">1</span><span style="color:rgb(255,170,0);">:</span><span style="color:rgb(188,143,143);">5</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(92,92,92);">*</span><span style="color:rgb(188,143,143);">20</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(0,0,0);">z</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(188,143,143);">*m</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(74,85,219);">)</span> <span style="color:rgb(0,0,0);">;</span></pre>
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<div class="moz-cite-prefix">On 22.12.2015 11:37, Alasdair McAndrew
wrote:<br>
</div>
<blockquote
cite="mid:CAPGiC74kyfojPTAAqu4VDiB5V6YpOq2ye=G_nhWQ9vNf+9DuqA@mail.gmail.com"
type="cite">
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<div>Hello,<br>
<br>
</div>
I'm experimenting with fitting an ODE model (a
non-linear system) to some data; what I want to do
is to plot the curves representing the ODE numerical
solutions against the initial (discrete) data
points. And I want to be able to specify the
thickness and color of the curves, as well as
providing a legend to it.<br>
<br>
</div>
I can do the curves by carefully using gca, gce etc,
and copying and pasting examples from the
documentation, but I don't yet know how to plot the
data points.<br>
<br>
</div>
For example, I have a time vector containing about 150
points, and an array containing all the corresponding
ODE values; thus:<br>
<br>
plot2d(t,x',style=[color("red"),color("green"),color("blue")]);
<br>
<br>
</div>
However, I don't know how to include in this plot the 14
or 15 data points.<br>
<br>
</div>
I find gca, gce somewhat tricky to use - is there an easier
way: a front end to plotting multiple curves and specifying
the characteristics of each curve?<br>
<br>
</div>
Many thanks,<br>
</div>
Alasdair<br clear="all">
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