- renamed

[ginac.git] / ginac / pseries.h

diff --git a/ginac/pseries.h b/ginac/pseries.h
index 77b55fe862b1416b762348b2b52a5db4f59cc727..94646cb6ba0d5729d52b4fc562b863d8ba8cebf4 100644 (file)
--- a/ginac/pseries.h
+++ b/ginac/pseries.h
@@ -61,10 +61,28 @@ protected:
 
        // non-virtual functions in this class
 public:
 
        // non-virtual functions in this class
 public:

+       /** Get the expansion variable. */
+       ex get_var(void) const {return var;}
+
+       /** Get the expansion point. */
+       ex get_point(void) const {return point;}
+
+       /** Convert the pseries object to an ordinary polynomial.
+        *
+        *  @param no_order flag: discard higher order terms */

        ex convert_to_poly(bool no_order = false) const;
        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;}
+
+       /** Check whether series is compatible to another series (expansion
+        *  variable and point are the same. */
+       bool is_compatible_to(const pseries &other) const {return var.is_equal(other.var) && point.is_equal(other.point);}
+
+       /** Check whether series has the value zero. */

        bool is_zero(void) const {return seq.size() == 0;}
        bool is_zero(void) const {return seq.size() == 0;}

+
+       /** Returns true if there is no order term, i.e. the series terminates and
+        *  false otherwise. */

        bool is_terminating(void) const;
        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 add_series(const pseries &other) const;
        ex mul_const(const numeric &other) const;
        ex mul_series(const pseries &other) const;