Added integral class.

[ginac.git] / ginac / wildcard.h

diff --git a/ginac/wildcard.h b/ginac/wildcard.h
index 1842ce7afd7e4c1b434cedb4e65a14e4e03a9171..e52c3fa58d925357fedd832ff60aab023145fe03 100644 (file)
--- a/ginac/wildcard.h
+++ b/ginac/wildcard.h
@@ -75,6 +75,9 @@ inline ex wild(unsigned label = 0)
        return wildcard(label);
 }
 
+/** Check whether x has a wildcard anywhere as a subexpression. */
+bool haswild(const ex & x);
+
 } // namespace GiNaC
 
 #endif // ndef __GINAC_WILDCARD_H__