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

[ginac.git] / ginac / power.h

diff --git a/ginac/power.h b/ginac/power.h
index 2c7486162c8fe11d6129ce7784305efa0dd6fbfd..94602911b4de82b73d89a897e7dc413a464c9c29 100644 (file)
--- a/ginac/power.h
+++ b/ginac/power.h
@@ -55,9 +55,9 @@ public:
        bool info(unsigned inf) const;
        unsigned nops() const;
        ex & let_op(int i);
-       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 evalf(int level=0) const;
        ex series(const relational & s, int order, unsigned options = 0) const;