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[ginac.git] / ginac / normal.h

diff --git a/ginac/normal.h b/ginac/normal.h
index 40f291ea1902d530fd7a49d373845a20889ea22c..566108b7b40be916170d7428ad112dbf0531839d 100644 (file)
--- a/ginac/normal.h
+++ b/ginac/normal.h
@@ -6,7 +6,7 @@
  *  computation, square-free factorization and rational function normalization. */
 
 /*
- *  GiNaC Copyright (C) 1999-2004 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2005 Johannes Gutenberg University Mainz, Germany
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -66,6 +66,9 @@ extern ex sqrfree_parfrac(const ex & a, const symbol & x);
 // Collect common factors in sums.
 extern ex collect_common_factors(const ex & e);
 
+// Resultant of two polynomials e1,e2 with respect to symbol s.
+extern ex resultant(const ex & e1, const ex & e2, const ex & s);
+
 } // namespace GiNaC
 
 #endif // ndef __GINAC_NORMAL_H__