// functions overriding virtual functions from base classes
public:
- void print(const print_context & c, unsigned level = 0) const;
size_t nops() const;
ex op(size_t i) const;
ex & let_op(size_t i);
int division_free_elimination(const bool det = false);
int fraction_free_elimination(const bool det = false);
int pivot(unsigned ro, unsigned co, bool symbolic = true);
+
+ void print_elements(const print_context & c, const std::string & row_start, const std::string & row_end, const std::string & row_sep, const std::string & col_sep) const;
+ void do_print(const print_context & c, unsigned level) const;
+ void do_print_latex(const print_latex & c, unsigned level) const;
+ void do_print_python_repr(const print_python_repr & c, unsigned level) const;
// member variables
protected: