- replaced the Derivative() function by a more resonable fderivative class;

[ginac.git] / ginac / symbol.h

diff --git a/ginac/symbol.h b/ginac/symbol.h
index 16c3193313df3277d6337aa464c824b7ad39273c..2d9ec3ba974b7886b2059ac127cc966da1f2d39a 100644 (file)
--- a/ginac/symbol.h
+++ b/ginac/symbol.h
@@ -87,8 +87,6 @@ protected:
        ex derivative(const symbol & s) const;
        int compare_same_type(const basic & other) const;
        bool is_equal_same_type(const basic & other) const;
-       unsigned return_type(void) const;
-       unsigned return_type_tinfo(void) const;
        unsigned calchash(void) const;
        
        // non-virtual functions in this class