* Some internal reorganization WRT flyweight handling and initialization,

[ginac.git] / ginac / function.pl

diff --git a/ginac/function.pl b/ginac/function.pl
index 68673ddc38e9fb0032eefa1fb733a17f6f623201..0b92e19320f032f0c9a087e911addb165fad6ecb 100755 (executable)
--- a/ginac/function.pl
+++ b/ginac/function.pl
@@ -764,9 +764,9 @@ int function::ldegree(const ex & s) const
 ex function::coeff(const ex & s, int n) const
 {
        if (is_equal(ex_to<basic>(s)))
-               return n==1 ? _ex1() : _ex0();
+               return n==1 ? _ex1 : _ex0;
        else
-               return n==0 ? ex(*this) : _ex0();
+               return n==0 ? ex(*this) : _ex0;
 }
 
 ex function::eval(int level) const
@@ -788,7 +788,7 @@ ex function::eval(int level) const
                if (sig != INT_MAX) {
                        // Something has changed while sorting arguments, more evaluations later
                        if (sig == 0)
-                               return _ex0();
+                               return _ex0;
                        return ex(sig) * thisexprseq(v);
                }
        }