X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?a=blobdiff_plain;ds=sidebyside;f=ginac%2Fsymbol.h;h=a3fc915fe6c9fcb5d26b9c8030921f97d3d56a53;hb=93e491cf586b2e16854c56a9c71196711b1cd889;hp=1329054d923b58bc504a1ac584a2420c244668d6;hpb=2565309dd7c38635c191eacf2a4af9b23fc0d310;p=ginac.git diff --git a/ginac/symbol.h b/ginac/symbol.h index 1329054d..a3fc915f 100644 --- a/ginac/symbol.h +++ b/ginac/symbol.h @@ -24,12 +24,12 @@ #define __GINAC_SYMBOL_H__ #include -#include -#include +#include "basic.h" +#include "ex.h" -#ifndef NO_GINAC_NAMESPACE +#ifndef NO_NAMESPACE_GINAC namespace GiNaC { -#endif // ndef NO_GINAC_NAMESPACE +#endif // ndef NO_NAMESPACE_GINAC /** Basic CAS symbol. It has a name because it must know how to output itself. * It may be assigned an expression, but this feature is only intended for @@ -39,83 +39,83 @@ namespace GiNaC { * first place. */ class symbol : public basic { - GINAC_DECLARE_REGISTERED_CLASS(symbol, basic) + GINAC_DECLARE_REGISTERED_CLASS(symbol, basic) // types - /** Symbols as keys to expressions. */ - class assigned_ex_info { - public: - assigned_ex_info(); //!< Default ctor - bool is_assigned; //!< True if there is an expression assigned - ex assigned_expression; //!< The actual expression - unsigned refcount; //!< Yet another refcounter. PLEASE EXPLAIN! - }; - + /** Symbols as keys to expressions. */ + class assigned_ex_info { + public: + assigned_ex_info(); //!< Default ctor + bool is_assigned; //!< True if there is an expression assigned + ex assigned_expression; //!< The actual expression + unsigned refcount; //!< Yet another refcounter. PLEASE EXPLAIN! + }; + // member functions - // default constructor, destructor, copy constructor assignment operator and helpers + // default constructor, destructor, copy constructor assignment operator and helpers public: - symbol(); - ~symbol(); - symbol(const symbol & other); + symbol(); + ~symbol(); + symbol(const symbol & other); protected: - void copy(const symbol & other); - void destroy(bool call_parent); + void copy(const symbol & other); + void destroy(bool call_parent); - // other constructors + // other constructors public: - explicit symbol(const string & initname); + explicit symbol(const std::string & initname); - // functions overriding virtual functions from base classes + // functions overriding virtual functions from base classes public: - basic * duplicate() const; - void print(ostream & os, unsigned upper_precedence=0) const; - void printraw(ostream & os) const; - void printtree(ostream & os, unsigned indent) const; - void printcsrc(ostream & os, unsigned type, unsigned upper_precedence=0) const; - bool info(unsigned inf) const; - ex expand(unsigned options=0) const; - bool has(const ex & other) const; - int degree(const symbol & s) const; - int ldegree(const symbol & s) const; - ex coeff(const symbol & s, int n = 1) const; - ex eval(int level = 0) const; - ex diff(const symbol & s) const; - ex series(const symbol & s, const ex & point, int order) const; - ex normal(lst &sym_lst, lst &repl_lst, int level=0) const; - ex subs(const lst & ls, const lst & lr) const; + basic * duplicate() const; + void print(std::ostream & os, unsigned upper_precedence = 0) const; + void printraw(std::ostream & os) const; + void printtree(std::ostream & os, unsigned indent) const; + void printcsrc(std::ostream & os, unsigned type, unsigned upper_precedence = 0) const; + bool info(unsigned inf) const; + ex expand(unsigned options = 0) const; + bool has(const ex & other) const; + int degree(const symbol & s) const; + int ldegree(const symbol & s) const; + ex coeff(const symbol & s, int n = 1) const; + ex eval(int level = 0) const; + ex series(const relational & s, int order, unsigned options = 0) const; + ex normal(lst &sym_lst, lst &repl_lst, int level = 0) const; + ex to_rational(lst &repl_lst) const; + ex subs(const lst & ls, const lst & lr) const; protected: - 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; - unsigned calchash(void) const; - - // non-virtual functions in this class + 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; + unsigned calchash(void) const; + + // non-virtual functions in this class public: - void assign(const ex & value); - void unassign(void); - ex diff(const symbol & s, unsigned nth) const; - void setname(const string & n) {name=n;} - string getname(void) const {return name;} + void assign(const ex & value); + void unassign(void); + void setname(const std::string & n) { name = n; } + std::string getname(void) const { return name; } private: - string & autoname_prefix(void); + std::string & autoname_prefix(void); // member variables protected: - assigned_ex_info * asexinfop; - unsigned serial; //!< unique serial number for comparision - string name; + assigned_ex_info * asexinfop; + unsigned serial; //!< unique serial number for comparision + std::string name; private: - static unsigned next_serial; + static unsigned next_serial; }; // global constants extern const symbol some_symbol; -extern const type_info & typeid_symbol; +extern const std::type_info & typeid_symbol; // utility functions inline const symbol &ex_to_symbol(const ex &e) @@ -125,7 +125,7 @@ inline const symbol &ex_to_symbol(const ex &e) // wrapper functions around member functions inline void unassign(symbol & symarg) -{ return symarg.unassign(); } +{ symarg.unassign(); } inline int degree(const symbol & a, const symbol & s) { return a.degree(s); } @@ -133,8 +133,8 @@ inline int degree(const symbol & a, const symbol & s) inline int ldegree(const symbol & a, const symbol & s) { return a.ldegree(s); } -#ifndef NO_GINAC_NAMESPACE +#ifndef NO_NAMESPACE_GINAC } // namespace GiNaC -#endif // ndef NO_GINAC_NAMESPACE +#endif // ndef NO_NAMESPACE_GINAC #endif // ndef __GINAC_SYMBOL_H__