/[GiNaC]/ginac/add.h
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revision 1.2 by cbauer, Wed Nov 10 16:35:10 1999 UTC revision 1.14 by kreckel, Sun Jan 30 20:53:21 2000 UTC
# Line 1  Line 1 
1  /** @file add.h  /** @file add.h
2   *   *
3   *  Interface to GiNaC's sums of expressions.   *  Interface to GiNaC's sums of expressions. */
4   *  
5   *  GiNaC Copyright (C) 1999 Johannes Gutenberg University Mainz, Germany  /*
6     *  GiNaC Copyright (C) 1999-2000 Johannes Gutenberg University Mainz, Germany
7   *   *
8   *  This program is free software; you can redistribute it and/or modify   *  This program is free software; you can redistribute it and/or modify
9   *  it under the terms of the GNU General Public License as published by   *  it under the terms of the GNU General Public License as published by
# Line 22  Line 23 
23  #ifndef __GINAC_ADD_H__  #ifndef __GINAC_ADD_H__
24  #define __GINAC_ADD_H__  #define __GINAC_ADD_H__
25    
26    #include "expairseq.h"
27    
28    #ifndef NO_NAMESPACE_GINAC
29    namespace GiNaC {
30    #endif // ndef NO_NAMESPACE_GINAC
31    
32  /** Sum of expressions. */  /** Sum of expressions. */
33  class add : public expairseq  class add : public expairseq
34  {  {
35        GINAC_DECLARE_REGISTERED_CLASS(add, expairseq)
36    
37      friend class mul;      friend class mul;
38      friend class ncmul;      friend class ncmul;
39      friend class power;      friend class power;
# Line 35  class add : public expairseq Line 44  class add : public expairseq
44  public:  public:
45      add();      add();
46      ~add();      ~add();
47      add(add const & other);      add(const add & other);
48      add const & operator=(add const & other);      const add & operator=(const add & other);
49  protected:  protected:
50      void copy(add const & other);      void copy(const add & other);
51      void destroy(bool call_parent);      void destroy(bool call_parent);
52    
53      // other constructors      // other constructors
54  public:  public:
55      add(ex const & lh, ex const & rh);      add(const ex & lh, const ex & rh);
56      add(exvector const & v);      add(const exvector & v);
57      add(epvector const & v);      add(const epvector & v);
58      //add(epvector const & v, bool do_not_canonicalize=0);      //add(const epvector & v, bool do_not_canonicalize=0);
59      add(epvector const & v, ex const & oc);      add(const epvector & v, const ex & oc);
60      add(epvector * vp, ex const & oc);      add(epvector * vp, const ex & oc);
61    
62      // functions overriding virtual functions from bases classes      // functions overriding virtual functions from bases classes
63  public:  public:
64      basic * duplicate() const;      basic * duplicate() const;
     void printraw(ostream & os) const;  
65      void print(ostream & os, unsigned upper_precedence=0) const;      void print(ostream & os, unsigned upper_precedence=0) const;
66        void printraw(ostream & os) const;
67      void printcsrc(ostream & os, unsigned type, unsigned upper_precedence=0) const;      void printcsrc(ostream & os, unsigned type, unsigned upper_precedence=0) const;
68      bool info(unsigned inf) const;      bool info(unsigned inf) const;
69      int degree(symbol const & s) const;      int degree(const symbol & s) const;
70      int ldegree(symbol const & s) const;      int ldegree(const symbol & s) const;
71      ex coeff(symbol const & s, int const n=1) const;      ex coeff(const symbol & s, int n=1) const;
72      ex eval(int level=0) const;      ex eval(int level=0) const;
73      ex diff(symbol const & s) const;      ex diff(const symbol & s) const;
74      ex series(symbol const & s, ex const & point, int order) const;      ex series(const symbol & s, const ex & point, int order) const;
75      ex normal(lst &sym_lst, lst &repl_lst, int level=0) const;      ex normal(lst &sym_lst, lst &repl_lst, int level=0) const;
76      numeric integer_content(void) const;      numeric integer_content(void) const;
77      ex smod(numeric const &xi) const;      ex smod(const numeric &xi) const;
78      numeric max_coefficient(void) const;      numeric max_coefficient(void) const;
79      exvector get_indices(void) const;      exvector get_indices(void) const;
80      ex simplify_ncmul(exvector const & v) const;      ex simplify_ncmul(const exvector & v) const;
81  protected:  protected:
82      int compare_same_type(basic const & other) const;      int compare_same_type(const basic & other) const;
83      bool is_equal_same_type(basic const & other) const;      bool is_equal_same_type(const basic & other) const;
84      unsigned return_type(void) const;      unsigned return_type(void) const;
85      unsigned return_type_tinfo(void) const;      unsigned return_type_tinfo(void) const;
86      ex thisexpairseq(epvector const & v, ex const & oc) const;      ex thisexpairseq(const epvector & v, const ex & oc) const;
87      ex thisexpairseq(epvector * vp, ex const & oc) const;      ex thisexpairseq(epvector * vp, const ex & oc) const;
88      void printpair(ostream & os, expair const & p,      expair split_ex_to_pair(const ex & e) const;
89                     unsigned upper_precedence) const;      expair combine_ex_with_coeff_to_pair(const ex & e,
90      expair split_ex_to_pair(ex const & e) const;                                           const ex & c) const;
91      expair combine_ex_with_coeff_to_pair(ex const & e,      expair combine_pair_with_coeff_to_pair(const expair & p,
92                                           ex const & c) const;                                             const ex & c) const;
93      expair combine_pair_with_coeff_to_pair(expair const & p,      ex recombine_pair_to_ex(const expair & p) const;
                                            ex const & c) const;  
     ex recombine_pair_to_ex(expair const & p) const;  
94      ex expand(unsigned options=0) const;      ex expand(unsigned options=0) const;
95    
96      // new virtual functions which can be overridden by derived classes      // new virtual functions which can be overridden by derived classes
# Line 101  protected: Line 108  protected:
108  // global constants  // global constants
109    
110  extern const add some_add;  extern const add some_add;
111  extern type_info const & typeid_add;  extern const type_info & typeid_add;
112    
113  #define ex_to_add(X) static_cast<add const &>(*(X).bp)  // utility functions
114    inline const add &ex_to_add(const ex &e)
115    {
116            return static_cast<const add &>(*e.bp);
117    }
118    
119  #endif // ndef __GINAC_ADD_H__  #ifndef NO_NAMESPACE_GINAC
120    } // namespace GiNaC
121    #endif // ndef NO_NAMESPACE_GINAC
122    
123    #endif // ndef __GINAC_ADD_H__
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Christian Bauer">Christian Bauer
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