- rotate_31() and golden_hash_ratio() moved to utils.h

[ginac.git] / ginac / ncmul.h

diff --git a/ginac/ncmul.h b/ginac/ncmul.h
index 458c5ecc159e6fa79b34da327e5b94751b3f4b1d..03b47ca7ae119c9337a31045f0c509469265ba7b 100644 (file)
--- a/ginac/ncmul.h
+++ b/ginac/ncmul.h
@@ -25,6 +25,8 @@
 
 #include <ginac/exprseq.h>
 
 
 #include <ginac/exprseq.h>
 

+namespace GiNaC {
+

 /** Non-commutative product of expressions. */
 class ncmul : public exprseq
 {
 /** Non-commutative product of expressions. */
 class ncmul : public exprseq
 {


@@ -106,7 +108,12 @@ extern type_info const & typeid_ncmul;
 ex nonsimplified_ncmul(exvector const & v);
 ex simplified_ncmul(exvector const & v);
 
 ex nonsimplified_ncmul(exvector const & v);
 ex simplified_ncmul(exvector const & v);
 

-#define ex_to_ncmul(X) static_cast<ncmul const &>(*(X).bp)
+// utility functions
+inline const ncmul &ex_to_ncmul(const ex &e)
+{
+       return static_cast <const ncmul &>(*e.bp);
+}
+
+} // namespace GiNaC

 
 #endif // ndef __GINAC_NCMUL_H__
 
 #endif // ndef __GINAC_NCMUL_H__

-