X-Git-Url: https://ginac.de/ginac.git//ginac.git?a=blobdiff_plain;f=ginac%2Fcolor.h;h=be51156dc084965c00545426dda8d61ff79e9e75;hb=eb9b624807649a0e16a5e7c7d980f8013acb791d;hp=c0eb614fce6882079210e72fef9cafaddd44f445;hpb=591b85b0697370f2f5f25a29a1e94ff831a02c12;p=ginac.git

diff --git a/ginac/color.h b/ginac/color.h
index c0eb614f..be51156d 100644
--- a/ginac/color.h
+++ b/ginac/color.h
@@ -3,7 +3,7 @@
  *  Interface to GiNaC's color (SU(3) Lie algebra) objects. */
 
 /*
- *  GiNaC Copyright (C) 1999-2001 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2002 Johannes Gutenberg University Mainz, Germany
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -51,6 +51,7 @@ public:
 
 	// functions overriding virtual functions from base classes
 protected:
+	bool match_same_type(const basic & other) const;
 	ex simplify_ncmul(const exvector & v) const;
 	ex thisexprseq(const exvector & v) const;
 	ex thisexprseq(exvector * vp) const;
@@ -72,7 +73,7 @@ class su3one : public tensor
 {
 	GINAC_DECLARE_REGISTERED_CLASS(su3one, tensor)
 
-	// functions overriding virtual functions from bases classes
+	// functions overriding virtual functions from base classes
 public:
 	void print(const print_context & c, unsigned level = 0) const;
 };
@@ -82,7 +83,7 @@ class su3t : public tensor
 {
 	GINAC_DECLARE_REGISTERED_CLASS(su3t, tensor)
 
-	// functions overriding virtual functions from bases classes
+	// functions overriding virtual functions from base classes
 public:
 	void print(const print_context & c, unsigned level = 0) const;
 	bool contract_with(exvector::iterator self, exvector::iterator other, exvector & v) const;
@@ -94,7 +95,7 @@ class su3f : public tensor
 {
 	GINAC_DECLARE_REGISTERED_CLASS(su3f, tensor)
 
-	// functions overriding virtual functions from bases classes
+	// functions overriding virtual functions from base classes
 public:
 	void print(const print_context & c, unsigned level = 0) const;
 	ex eval_indexed(const basic & i) const;
@@ -106,7 +107,7 @@ class su3d : public tensor
 {
 	GINAC_DECLARE_REGISTERED_CLASS(su3d, tensor)
 
-	// functions overriding virtual functions from bases classes
+	// functions overriding virtual functions from base classes
 public:
 	void print(const print_context & c, unsigned level = 0) const;
 	ex eval_indexed(const basic & i) const;
@@ -116,13 +117,6 @@ public:
 
 // global functions
 
-/** Return the color object handled by an ex.  Deprecated: use ex_to<color>().
- *  This is unsafe: you need to check the type first. */
-inline const color &ex_to_color(const ex &e)
-{
-	return static_cast<const color &>(*e.bp);
-}
-
 /** Specialization of is_exactly_a<color>(obj) for color objects. */
 template<> inline bool is_exactly_a<color>(const basic & obj)
 {