- normal() now internally keeps numerator and denominator separated and

[ginac.git] / ginac / container.pl

diff --git a/ginac/container.pl b/ginac/container.pl
index a66df7b9e93b864ab5bbd09e999b235bc507f719..0ef3b896d47908f8c4355b1a86637b75c9120d59 100755 (executable)
--- a/ginac/container.pl
+++ b/ginac/container.pl
@@ -189,7 +189,7 @@ public:
     ex eval(int level=0) const;
     ex evalf(int level=0) const;
     ex normal(lst &sym_lst, lst &repl_lst, int level=0) const;
-    ex diff(const symbol & s) const;
+    ex derivative(const symbol & s) const;
     ex subs(const lst & ls, const lst & lr) const;
 protected:
     int compare_same_type(const basic & other) const;
@@ -231,6 +231,11 @@ inline const ${CONTAINER} &ex_to_${CONTAINER}(const ex &e)
     return static_cast<const ${CONTAINER} &>(*e.bp);
 }
 
+inline ${CONTAINER} &ex_to_nonconst_${CONTAINER}(const ex &e)
+{
+    return static_cast<${CONTAINER} &>(*e.bp);
+}
+
 #ifndef NO_NAMESPACE_GINAC
 } // namespace GiNaC
 #endif // ndef NO_NAMESPACE_GINAC
@@ -634,7 +639,7 @@ ex ${CONTAINER}::normal(lst &sym_lst, lst &repl_lst, int level) const
     return n.bp->basic::normal(sym_lst,repl_lst,level);
 }
 
-ex ${CONTAINER}::diff(const symbol & s) const
+ex ${CONTAINER}::derivative(const symbol & s) const
 {
     return this${CONTAINER}(diffchildren(s));
 }