- dummy index renaming works better

[ginac.git] / ginac / tensor.h

diff --git a/ginac/tensor.h b/ginac/tensor.h
index d868355b16b71ee07e9102c1b1995dd5e7330792..e30a91a4dcf41ec84070f7ceeb0fca6b5f9fe949 100644 (file)
--- a/ginac/tensor.h
+++ b/ginac/tensor.h
@@ -128,6 +128,7 @@ public:
 public:
        void print(const print_context & c, unsigned level = 0) const;
        ex eval_indexed(const basic & i) const;
+       bool contract_with(exvector::iterator self, exvector::iterator other, exvector & v) const;
 
        // member variables
 private: