X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=blobdiff_plain;f=ginac%2Fidx.h;h=930994d18f93bc5c8ae78151e58ee4e247dcc298;hp=b6e63e0717f8538cc9e9c8c25004c043ed775412;hb=54c255c38e731711086e6dd34e2d5d6d184e504b;hpb=5ef801553eb39aed7bd2df9dd1aff9d752c3ea9d

diff --git a/ginac/idx.h b/ginac/idx.h
index b6e63e07..930994d1 100644
--- a/ginac/idx.h
+++ b/ginac/idx.h
@@ -3,7 +3,7 @@
  *  Interface to GiNaC's indices. */
 
 /*
- *  GiNaC Copyright (C) 1999-2003 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2007 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
@@ -17,7 +17,7 @@
  *
  *  You should have received a copy of the GNU General Public License
  *  along with this program; if not, write to the Free Software
- *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  */
 
 #ifndef __GINAC_IDX_H__
@@ -48,7 +48,6 @@ public:
 
 	// functions overriding virtual functions from base classes
 public:
-	void print(const print_context & c, unsigned level = 0) const;
 	bool info(unsigned inf) const;
 	size_t nops() const;
 	ex op(size_t i) const;
@@ -59,6 +58,7 @@ public:
 protected:
 	ex derivative(const symbol & s) const;
 	bool match_same_type(const basic & other) const;
+	unsigned calchash() const;
 
 	// new virtual functions in this class
 public:
@@ -93,6 +93,12 @@ public:
 	 *  If this is undecidable, throw an exception. */
 	ex minimal_dim(const idx & other) const;
 
+protected:
+	void print_index(const print_context & c, unsigned level) const;
+	void do_print(const print_context & c, unsigned level) const;
+	void do_print_latex(const print_latex & c, unsigned level) const;
+	void do_print_tree(const print_tree & c, unsigned level) const;
+
 protected:
 	ex value; /**< Expression that constitutes the index (numeric or symbolic name) */
 	ex dim;   /**< Dimension of space (can be symbolic or numeric) */
@@ -117,7 +123,6 @@ public:
 
 	// functions overriding virtual functions from base classes
 public:
-	void print(const print_context & c, unsigned level = 0) const;
 	bool is_dummy_pair_same_type(const basic & other) const;
 
 protected:
@@ -134,6 +139,10 @@ public:
 	/** Make a new index with the same value but the opposite variance. */
 	ex toggle_variance() const;
 
+protected:
+	void do_print(const print_context & c, unsigned level) const;
+	void do_print_tree(const print_tree & c, unsigned level) const;
+
 	// member variables
 protected:
 	bool covariant; /**< x.mu, default is contravariant: x~mu */
@@ -162,8 +171,9 @@ public:
 
 	// functions overriding virtual functions from base classes
 public:
-	void print(const print_context & c, unsigned level = 0) const;
 	bool is_dummy_pair_same_type(const basic & other) const;
+	// complex conjugation
+	ex conjugate() const { return toggle_dot(); }
 
 protected:
 	bool match_same_type(const basic & other) const;
@@ -184,6 +194,11 @@ public:
 	 *  dottedness. */
 	ex toggle_variance_dot() const;
 
+protected:
+	void do_print(const print_context & c, unsigned level) const;
+	void do_print_latex(const print_latex & c, unsigned level) const;
+	void do_print_tree(const print_tree & c, unsigned level) const;
+
 	// member variables
 protected:
 	bool dotted;
@@ -192,24 +207,6 @@ protected:
 
 // utility functions
 
-/** Specialization of is_exactly_a<idx>(obj) for idx objects. */
-template<> inline bool is_exactly_a<idx>(const basic & obj)
-{
-        return obj.tinfo()==TINFO_idx;
-}
-
-/** Specialization of is_exactly_a<varidx>(obj) for varidx objects. */
-template<> inline bool is_exactly_a<varidx>(const basic & obj)
-{
-        return obj.tinfo()==TINFO_varidx;
-}
-
-/** Specialization of is_exactly_a<spinidx>(obj) for spinidx objects. */
-template<> inline bool is_exactly_a<spinidx>(const basic & obj)
-{
-        return obj.tinfo()==TINFO_spinidx;
-}
-
 /** Check whether two indices form a dummy pair. */
 bool is_dummy_pair(const idx & i1, const idx & i2);