#include "basic.h"
#include "expairseq.h"
-#ifndef NO_GINAC_NAMESPACE
+#ifndef NO_NAMESPACE_GINAC
namespace GiNaC {
-#endif // ndef NO_GINAC_NAMESPACE
+#endif // ndef NO_NAMESPACE_GINAC
/** This class holds a extended truncated power series (positive and negative
* integer powers). It consists of expression coefficients (only non-zero
// other constructors
public:
- pseries(const ex &var_, const ex &point_, const epvector &ops_);
+ pseries(const ex &rel_, const epvector &ops_);
// 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 print(std::ostream &os, unsigned upper_precedence = 0) const;
+ void printraw(std::ostream &os) const;
+ void printtree(std::ostream & os, unsigned indent) const;
unsigned nops(void) const;
ex op(int i) const;
ex &let_op(int i);
int degree(const symbol &s) const;
int ldegree(const symbol &s) const;
- ex coeff(const symbol &s, int n=1) const;
+ ex coeff(const symbol &s, int n = 1) const;
+ ex collect(const symbol &s) const;
ex eval(int level=0) const;
ex evalf(int level=0) const;
- ex normal(lst &sym_lst, lst &repl_lst, int level=0) const;
- ex diff(const symbol & s) const;
+ ex series(const relational & r, int order, unsigned options = 0) const;
ex subs(const lst & ls, const lst & lr) const;
+ ex normal(lst &sym_lst, lst &repl_lst, int level = 0) const;
+ ex expand(unsigned options = 0) const;
+protected:
+ ex derivative(const symbol & s) const;
// non-virtual functions in this class
public:
ex convert_to_poly(bool no_order = false) const;
bool is_compatible_to(const pseries &other) const {return var.compare(other.var) == 0 && point.compare(other.point) == 0;}
bool is_zero(void) const {return seq.size() == 0;}
+ bool is_terminating(void) const;
ex add_series(const pseries &other) const;
ex mul_const(const numeric &other) const;
ex mul_series(const pseries &other) const;
ex power_const(const numeric &p, int deg) const;
+ pseries shift_exponents(int deg) const;
protected:
/** Vector of {coefficient, power} pairs */
* @see is_ex_of_type */
inline const pseries &ex_to_pseries(const ex &e)
{
- return static_cast<const pseries &>(*e.bp);
+ return static_cast<const pseries &>(*e.bp);
}
/** Convert the pseries object embedded in an expression to an ordinary
* @see pseries::convert_to_poly */
inline ex series_to_poly(const ex &e)
{
- return (static_cast<const pseries &>(*e.bp).convert_to_poly(true));
+ return (static_cast<const pseries &>(*e.bp).convert_to_poly(true));
+}
+
+inline bool is_terminating(const pseries & s)
+{
+ return s.is_terminating();
}
-#ifndef NO_GINAC_NAMESPACE
+#ifndef NO_NAMESPACE_GINAC
} // namespace GiNaC
-#endif // ndef NO_GINAC_NAMESPACE
+#endif // ndef NO_NAMESPACE_GINAC
#endif // ndef __GINAC_SERIES_H__