From: Christian Bauer <Christian.Bauer@uni-mainz.de>
Date: Mon, 21 Feb 2000 20:08:03 +0000 (+0000)
Subject: - collect() works better
X-Git-Tag: release_0-5-3~15
X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=commitdiff_plain;h=21ebb806befcb3873d58074454fcf8dcba138fa9

- collect() works better
---

diff --git a/ginac/pseries.cpp b/ginac/pseries.cpp
index 9b6f64a9..44919158 100644
--- a/ginac/pseries.cpp
+++ b/ginac/pseries.cpp
@@ -256,6 +256,14 @@ ex pseries::coeff(const symbol &s, int n) const
         return convert_to_poly().coeff(s, n);
 }
 
+ex pseries::collect(const symbol &s) const
+{
+	if (var.is_equal(s))
+		return convert_to_poly();
+	else
+		return inherited::collect(s);
+}
+
 ex pseries::eval(int level) const
 {
     if (level == 1)
diff --git a/ginac/pseries.h b/ginac/pseries.h
index ff575bbe..bf05af9b 100644
--- a/ginac/pseries.h
+++ b/ginac/pseries.h
@@ -63,6 +63,7 @@ public:
     int degree(const symbol &s) const;
     int ldegree(const symbol &s) 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 series(const symbol & s, const ex & p, int order) const;