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diff examples/polynomial/plot.m @ 8223:0c91b9a17dcf

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Commit missing files from previous change
author David Bateman <dbateman@free.fr>
date Thu, 16 Oct 2008 09:20:58 +0100
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--- /dev/null
+++ b/examples/polynomial/plot.m
@@ -0,0 +1,10 @@
+function h = plot(p, varargin)
+  n = 128;
+  rmax = max (abs (roots (p.poly)));
+  x = [0 : (n - 1)] / (n - 1) * 2.2 * rmax - 1.1 * rmax;
+  if (nargout > 0)
+    h = plot(x, p(x), varargin{:});
+  else
+    plot(x, p(x), varargin{:});
+  endif
+endfunction
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