degree(), ldegree(), coeff(), lcoeff(), tcoeff() and collect() can now

[ginac.git] / ginac / add.h

diff --git a/ginac/add.h b/ginac/add.h
index 8738bdf3d8b6d405ba0587cfd6e0a3011e741c7b..738d09b337ca5565b3f3ab246bc2fa1db6357b7a 100644 (file)
--- a/ginac/add.h
+++ b/ginac/add.h
@@ -50,9 +50,9 @@ public:
        void printraw(std::ostream & os) const;
        void printcsrc(std::ostream & os, unsigned type, unsigned upper_precedence=0) const;
        bool info(unsigned inf) const;
-       int degree(const symbol & s) const;
-       int ldegree(const symbol & s) const;
-       ex coeff(const symbol & s, int n=1) const;
+       int degree(const ex & s) const;
+       int ldegree(const ex & s) const;
+       ex coeff(const ex & s, int n=1) const;
        ex eval(int level=0) const;
        ex series(const relational & r, int order, unsigned options = 0) const;
        ex normal(lst &sym_lst, lst &repl_lst, int level=0) const;