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

[ginac.git] / ginac / symbol.h

diff --git a/ginac/symbol.h b/ginac/symbol.h
index 425f85b953d427685b20975d2e74337b569f8671..16dcab0cd8b308bf027a96e6800f08d28680cadc 100644 (file)
--- a/ginac/symbol.h
+++ b/ginac/symbol.h
@@ -79,9 +79,9 @@ public:
        bool info(unsigned inf) const;
        ex expand(unsigned options = 0) const;
        bool has(const ex & other) 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 & s, int order, unsigned options = 0) const;
        ex normal(lst &sym_lst, lst &repl_lst, int level = 0) const;
@@ -126,10 +126,10 @@ inline const symbol &ex_to_symbol(const ex &e)
 inline void unassign(symbol & symarg)
 { symarg.unassign(); }
 
-inline int degree(const symbol & a, const symbol & s)
+inline int degree(const symbol & a, const ex & s)
 { return a.degree(s); }
 
-inline int ldegree(const symbol & a, const symbol & s)
+inline int ldegree(const symbol & a, const ex & s)
 { return a.ldegree(s); }
 
 } // namespace GiNaC