[pure-lang-svn] SF.net SVN: pure-lang:[826] pure/trunk/runtime.h

[<ag...@us...>]

Revision: 826
          http://pure-lang.svn.sourceforge.net/pure-lang/?rev=826&view=rev
Author:   agraef
Date:     2008-09-22 17:24:18 +0000 (Mon, 22 Sep 2008)

Log Message:
-----------
Comment change.

Modified Paths:
--------------
    pure/trunk/runtime.h

Modified: pure/trunk/runtime.h
===================================================================
--- pure/trunk/runtime.h	2008-09-22 10:05:45 UTC (rev 825)
+++ pure/trunk/runtime.h	2008-09-22 17:24:18 UTC (rev 826)
@@ -714,8 +714,10 @@
 pure_expr *matrix_int(pure_expr *x);
 
 /* Extract the real and imaginary parts of a numeric matrix. If the input is a
-   complex matrix, the result is a double matrix. Otherwise the type of the
-   result is the same as that of the input matrix. */
+   complex matrix, the result is a new double matrix. Otherwise the type of
+   the result is the same as that of the input matrix (in this case matrix_re
+   just returns the same matrix, and matrix_im returns a new zero matrix of
+   the same dimensions). */
 
 pure_expr *matrix_re(pure_expr *x);
 pure_expr *matrix_im(pure_expr *x);


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