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diff scripts/elfun/sec.m @ 7385:8b7b4f58199f

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[project @ 2008-01-15 20:49:09 by jwe]
author jwe
date Tue, 15 Jan 2008 20:49:10 +0000
parents a1dbe9d80eee
children eb63fbe60fab
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line diff
--- a/scripts/elfun/sec.m	Tue Jan 15 20:27:02 2008 +0000
+++ b/scripts/elfun/sec.m	Tue Jan 15 20:49:10 2008 +0000
@@ -33,3 +33,15 @@
   w = 1 ./ cos(z);
 
 endfunction
+
+%!test
+%! rt2 = sqrt (2);
+%! rt3 = sqrt (3);
+%! x = [0, pi/6, pi/4, pi/3, 2*pi/3, 3*pi/4, 5*pi/6, pi];
+%! v = [1, 2*rt3/3, rt2, 2, -2, -rt2, -2*rt3/3, -1];
+%! assert(all (abs (sec (x) - v) < sqrt (eps)));
+
+%!error sec ();
+
+%!error sec (1, 2);
+