added polynomial evaluation at algebraic point

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

src/api/api_polynomial.h

@@ -0,0 +1,39 @@
+/*++
+Copyright (c) 2012 Microsoft Corporation
+
+Module Name:
+
+    api_polynomial.h
+
+Abstract:
+
+    Polynomial manager and caches for the external API.
+
+Author:
+
+    Leonardo de Moura (leonardo) 2012-12-08
+
+Notes:
+    
+--*/
+#ifndef _API_POLYNOMIAL_H_
+#define _API_POLYNOMIAL_H_
+
+#include"polynomial.h"
+
+namespace api {
+    
+    class pmanager {
+        unsynch_mpz_manager m_nm;
+        polynomial::manager m_pm;
+        // TODO: add support for caching expressions -> polynomial and back
+    public:
+        pmanager();
+        virtual ~pmanager();
+        polynomial::manager & pm() { return m_pm; }
+        void set_cancel(bool f);
+    };
+
+};
+
+#endif