3 * Interface to GiNaC's sums of expressions. */
6 * GiNaC Copyright (C) 1999-2000 Johannes Gutenberg University Mainz, Germany
8 * 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
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #ifndef __GINAC_ADD_H__
24 #define __GINAC_ADD_H__
26 #include <ginac/expairseq.h>
28 #ifndef NO_GINAC_NAMESPACE
30 #endif // ndef NO_GINAC_NAMESPACE
32 /** Sum of expressions. */
33 class add : public expairseq
35 GINAC_DECLARE_REGISTERED_CLASS(add, expairseq)
43 // default constructor, destructor, copy constructor assignment operator and helpers
47 add(const add & other);
48 const add & operator=(const add & other);
50 void copy(const add & other);
51 void destroy(bool call_parent);
55 add(const ex & lh, const ex & rh);
56 add(const exvector & v);
57 add(const epvector & v);
58 //add(const epvector & v, bool do_not_canonicalize=0);
59 add(const epvector & v, const ex & oc);
60 add(epvector * vp, const ex & oc);
62 // functions overriding virtual functions from bases classes
64 basic * duplicate() const;
65 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;
68 bool info(unsigned inf) const;
69 int degree(const symbol & s) const;
70 int ldegree(const symbol & s) const;
71 ex coeff(const symbol & s, int n=1) const;
72 ex eval(int level=0) const;
73 ex diff(const symbol & s) const;
74 ex series(const symbol & s, const ex & point, int order) const;
75 ex normal(lst &sym_lst, lst &repl_lst, int level=0) const;
76 numeric integer_content(void) const;
77 ex smod(const numeric &xi) const;
78 numeric max_coefficient(void) const;
79 exvector get_indices(void) const;
80 ex simplify_ncmul(const exvector & v) const;
82 int compare_same_type(const basic & other) const;
83 bool is_equal_same_type(const basic & other) const;
84 unsigned return_type(void) const;
85 unsigned return_type_tinfo(void) const;
86 ex thisexpairseq(const epvector & v, const ex & oc) const;
87 ex thisexpairseq(epvector * vp, const ex & oc) const;
88 expair split_ex_to_pair(const ex & e) const;
89 expair combine_ex_with_coeff_to_pair(const ex & e,
91 expair combine_pair_with_coeff_to_pair(const expair & p,
93 ex recombine_pair_to_ex(const expair & p) const;
94 ex expand(unsigned options=0) const;
96 // new virtual functions which can be overridden by derived classes
99 // non-virtual functions in this class
105 static unsigned precedence;
110 extern const add some_add;
111 extern const type_info & typeid_add;
114 inline const add &ex_to_add(const ex &e)
116 return static_cast<const add &>(*e.bp);
119 #ifndef NO_GINAC_NAMESPACE
121 #endif // ndef NO_GINAC_NAMESPACE
123 #endif // ndef __GINAC_ADD_H__