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

[ginac.git] / ginac / ex.cpp

diff --git a/ginac/ex.cpp b/ginac/ex.cpp
index 7570618d16c94ee20d36235d95c622797fc41170..f2dab641892e2c56678224ac6b0a845f375f3918 100644 (file)
--- a/ginac/ex.cpp
+++ b/ginac/ex.cpp
@@ -179,25 +179,25 @@ bool ex::has(const ex & other) const
        return bp->has(other);
 }
 
-int ex::degree(const symbol & s) const
+int ex::degree(const ex & s) const
 {
        GINAC_ASSERT(bp!=0);
        return bp->degree(s);
 }
 
-int ex::ldegree(const symbol & s) const
+int ex::ldegree(const ex & s) const
 {
        GINAC_ASSERT(bp!=0);
        return bp->ldegree(s);
 }
 
-ex ex::coeff(const symbol & s, int n) const
+ex ex::coeff(const ex & s, int n) const
 {
        GINAC_ASSERT(bp!=0);
        return bp->coeff(s,n);
 }
 
-ex ex::collect(const symbol & s) const
+ex ex::collect(const ex & s) const
 {
        GINAC_ASSERT(bp!=0);
        return bp->collect(s);