X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?a=blobdiff_plain;f=check%2Fgenex.cpp;h=c79b81fb60dd1d08fc26a8a578dfdf2561c79f9f;hb=ac0ef893e48af99dc632adcdf21edd6a402327b3;hp=940e6ec6db8dbc6841fabff72c7f7f0671aaa43b;hpb=1f5afe37b4c079821de9810435fa9fa11e4ea17b;p=ginac.git

diff --git a/check/genex.cpp b/check/genex.cpp
index 940e6ec6..c79b81fb 100644
--- a/check/genex.cpp
+++ b/check/genex.cpp
@@ -4,7 +4,7 @@
  *  input in the consistency checks. */
 
 /*
- *  GiNaC Copyright (C) 1999-2003 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2016 Johannes Gutenberg University Mainz, Germany
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -18,14 +18,15 @@
  *
  *  You should have received a copy of the GNU General Public License
  *  along with this program; if not, write to the Free Software
- *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  */
 
-#include <cstdlib>
 #include "ginac.h"
-using namespace std;
 using namespace GiNaC;
 
+#include <cstdlib>
+using namespace std;
+
 /* Create a dense univariate random polynomial in x.
  * (of the form 9 - 22*a - 17*a^2 + 14*a^3 + 7*a^4 + 7a^5 if degree==5) */
 const ex
@@ -54,13 +55,13 @@ dense_bivariate_poly(const symbol & x1, const symbol & x2, unsigned degree)
 	return bipoly;
 }
 
-/* Chose a randum symbol or number from the argument list. */
+/* Chose a random symbol or number from the argument list. */
 const ex
 random_symbol(const symbol & x,
-			  const symbol & y,
-			  const symbol & z,
-			  bool rational = true,
-			  bool complex = false)
+              const symbol & y,
+              const symbol & z,
+              bool rational = true,
+              bool complex = false)
 {
 	ex e;
 	switch (abs(rand()) % 4) {
@@ -92,12 +93,12 @@ random_symbol(const symbol & x,
 /* Create a sparse random tree in three symbols. */
 const ex
 sparse_tree(const symbol & x,
-			const symbol & y,
-			const symbol & z,
-			int level,
-			bool trig = false,	// true includes trigonomatric functions
-			bool rational = true, // false excludes coefficients in Q
-			bool complex = false) // true includes complex numbers
+            const symbol & y,
+            const symbol & z,
+            int level,
+            bool trig = false,	// true includes trigonometric functions
+            bool rational = true, // false excludes coefficients in Q
+            bool complex = false) // true includes complex numbers
 {
 	if (level == 0)
 		return random_symbol(x,y,z,rational,complex);
@@ -151,4 +152,6 @@ sparse_tree(const symbol & x,
 			} else
 				return random_symbol(x,y,z,rational,complex);
 	}
+
+	return 0;
 }