Z3 sources

Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>

lib/diff_neq_tactic.h

@@ -0,0 +1,32 @@
+/*++
+Copyright (c) 2012 Microsoft Corporation
+
+Module Name:
+
+    diff_neq_tactic.h
+
+Abstract:
+
+    Solver for integer problems that contains literals of the form
+       k <= x
+       x <= k
+       x - y != k
+    And all variables are bounded.   
+
+Author:
+
+    Leonardo de Moura (leonardo) 2012-02-07.
+
+Revision History:
+
+--*/
+#ifndef _DIFF_NEQ_TACTIC_H_
+#define _DIFF_NEQ_TACTIC_H_
+
+#include"params.h"
+class ast_manager;
+class tactic;
+
+tactic * mk_diff_neq_tactic(ast_manager & m, params_ref const & p = params_ref());
+
+#endif