* Added resultant() function (by Ralf Stephan <ralf@ark.in-berlin.de>).

[ginac.git] / ginac / normal.h

diff --git a/ginac/normal.h b/ginac/normal.h
index 40f291ea1902d530fd7a49d373845a20889ea22c..ff418bbea617fc39520fc957278c90efe04bf170 100644 (file)
--- a/ginac/normal.h
+++ b/ginac/normal.h
@@ -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__