- More drastic performance boost on matrix stuff.

[ginac.git] / ginac / constant.h

diff --git a/ginac/constant.h b/ginac/constant.h
index c29ecf01a22d06905bb9a390c23cfb017af64c7f..91ede2825ec395a59c131419c493915f90c791f0 100644 (file)
--- a/ginac/constant.h
+++ b/ginac/constant.h
@@ -65,8 +65,8 @@ public:
     void printtree(ostream & os, unsigned indent) const;
     void printcsrc(ostream & os, unsigned type, unsigned upper_precedence=0) const;
     ex evalf(int level=0) const;
-    ex diff(const symbol & s) const;
 protected:
+    ex derivative(const symbol & s) const;
     int compare_same_type(const basic & other) const;
     bool is_equal_same_type(const basic & other) const;