#include "expairseq.h"
-#ifndef NO_NAMESPACE_GINAC
namespace GiNaC {
-#endif // ndef NO_NAMESPACE_GINAC
/** Sum of expressions. */
class add : public expairseq
{
GINAC_DECLARE_REGISTERED_CLASS(add, expairseq)
-
+
friend class mul;
friend class ncmul;
friend class power;
-
-// member functions
-
- // default constructor, destructor, copy constructor assignment operator and helpers
-public:
- add();
- ~add();
- add(const add & other);
- const add & operator=(const add & other);
-protected:
- void copy(const add & other);
- void destroy(bool call_parent);
-
+
// other constructors
public:
add(const ex & lh, const ex & rh);
add(const exvector & v);
add(const epvector & v);
- //add(const epvector & v, bool do_not_canonicalize=0);
add(const epvector & v, const ex & oc);
add(epvector * vp, const ex & oc);
-
- // functions overriding virtual functions from bases classes
+
+ // functions overriding virtual functions from base classes
public:
- basic * duplicate() const;
- void print(std::ostream & os, unsigned upper_precedence=0) const;
- void printraw(std::ostream & os) const;
- void printcsrc(std::ostream & os, unsigned type, unsigned upper_precedence=0) const;
+ void print(const print_context & c, unsigned level = 0) const;
+ unsigned precedence(void) const {return 40;}
bool info(unsigned inf) const;
- int degree(const symbol & s) const;
- int ldegree(const symbol & s) const;
- ex coeff(const symbol & s, int n=1) const;
+ int degree(const ex & s) const;
+ int ldegree(const ex & s) const;
+ ex coeff(const ex & s, int n=1) const;
ex eval(int level=0) const;
+ ex evalm(void) const;
ex series(const relational & r, int order, unsigned options = 0) const;
ex normal(lst &sym_lst, lst &repl_lst, int level=0) const;
numeric integer_content(void) const;
ex smod(const numeric &xi) const;
numeric max_coefficient(void) const;
- exvector get_indices(void) const;
+ exvector get_free_indices(void) const;
ex simplify_ncmul(const exvector & v) const;
protected:
ex derivative(const symbol & s) const;
- int compare_same_type(const basic & other) const;
bool is_equal_same_type(const basic & other) const;
unsigned return_type(void) const;
unsigned return_type_tinfo(void) const;
ex thisexpairseq(epvector * vp, const ex & oc) const;
expair split_ex_to_pair(const ex & e) const;
expair combine_ex_with_coeff_to_pair(const ex & e,
- const ex & c) const;
+ const ex & c) const;
expair combine_pair_with_coeff_to_pair(const expair & p,
- const ex & c) const;
+ const ex & c) const;
ex recombine_pair_to_ex(const expair & p) const;
ex expand(unsigned options=0) const;
-
- // new virtual functions which can be overridden by derived classes
- // none
-
- // non-virtual functions in this class
- // none
-
-// member variables
-
-protected:
- static unsigned precedence;
};
// utility functions
+
+/** Return the add object handled by an ex. Deprecated: use ex_to<add>().
+ * This is unsafe: you need to check the type first. */
inline const add &ex_to_add(const ex &e)
{
return static_cast<const add &>(*e.bp);
}
-#ifndef NO_NAMESPACE_GINAC
+/** Specialization of is_exactly_a<add>(obj) for add objects. */
+template<> inline bool is_exactly_a<add>(const basic & obj)
+{
+ return obj.tinfo()==TINFO_add;
+}
+
} // namespace GiNaC
-#endif // ndef NO_NAMESPACE_GINAC
#endif // ndef __GINAC_ADD_H__