X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=blobdiff_plain;f=ginac%2Fncmul.h;h=0139a63fe74dce0f8be73f16763bf52d3e110213;hp=05f9994929ad0fd28263212c0e224b129fec1e51;hb=f78b1f296310b5f1c01b74c9fb10dd33af2a8f4a;hpb=06eb6b761f4b9d9eed4decd8ed50d94b40b94a0e

diff --git a/ginac/ncmul.h b/ginac/ncmul.h
index 05f99949..0139a63f 100644
--- a/ginac/ncmul.h
+++ b/ginac/ncmul.h
@@ -3,7 +3,7 @@
  *  Interface to GiNaC's non-commutative products of expressions. */
 
 /*
- *  GiNaC Copyright (C) 1999-2001 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2003 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
@@ -33,8 +33,8 @@ class ncmul : public exprseq
 	GINAC_DECLARE_REGISTERED_CLASS(ncmul, exprseq)
 
 	friend class power;
-	friend ex nonsimplified_ncmul(const exvector & v);
-	friend ex simplified_ncmul(const exvector & v);
+	friend ex reeval_ncmul(const exvector & v);
+	friend ex hold_ncmul(const exvector & v);
 
 // member functions
 
@@ -49,52 +49,52 @@ public:
 	ncmul(const ex & f1, const ex & f2, const ex & f3,
 	      const ex & f4, const ex & f5, const ex & f6);
 	ncmul(const exvector & v, bool discardable=false);
-	ncmul(exvector * vp); // vp will be deleted
+	ncmul(std::auto_ptr<exvector> vp);
 
-	// 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;
+	unsigned precedence() const {return 50;}
 	bool info(unsigned inf) const;
 	int degree(const ex & s) const;
 	int ldegree(const ex & s) const;
 	ex expand(unsigned options=0) const;
 	ex coeff(const ex & s, int n=1) const;
 	ex eval(int level=0) const;
-	ex subs(const lst & ls, const lst & lr) const;
-	exvector get_free_indices(void) const;
-	ex thisexprseq(const exvector & v) const;
-	ex thisexprseq(exvector * vp) const;
+	ex evalm() const;
+	exvector get_free_indices() const;
+	ex thiscontainer(const exvector & v) const;
+	ex thiscontainer(std::auto_ptr<exvector> vp) const;
+
 protected:
 	ex derivative(const symbol & s) const;
-	unsigned return_type(void) const;
-	unsigned return_type_tinfo(void) const;
+	unsigned return_type() const;
+	unsigned return_type_tinfo() const;
 	
 	// new virtual functions which can be overridden by derived classes
 	// none
 
 	// non-virtual functions in this class
 protected:
-	unsigned count_factors(const ex & e) const;
+	void do_print(const print_context & c, unsigned level) const;
+	void do_print_csrc(const print_context & c, unsigned level) const;
+	size_t count_factors(const ex & e) const;
 	void append_factors(exvector & v, const ex & e) const;
 	exvector expandchildren(unsigned options) const;
 public:
-	const exvector & get_factors(void) const;
-
-// member variables
-
-protected:
-	static unsigned precedence;
+	const exvector & get_factors() const;
 };
 
 // friend funtions 
 
-ex nonsimplified_ncmul(const exvector & v);
-ex simplified_ncmul(const exvector & v);
+ex reeval_ncmul(const exvector & v);
+ex hold_ncmul(const exvector & v);
 
 // utility functions
-inline const ncmul &ex_to_ncmul(const ex &e)
+
+/** Specialization of is_exactly_a<ncmul>(obj) for ncmul objects. */
+template<> inline bool is_exactly_a<ncmul>(const basic & obj)
 {
-	return static_cast <const ncmul &>(*e.bp);
+	return obj.tinfo()==TINFO_ncmul;
 }
 
 } // namespace GiNaC