+#ifndef SIMPSON_H
+#define SIMPSON_H
+/*
+ * simpson.h
+ * Dotur
+ *
+ * Created by Sarah Westcott on 1/7/09.
+ * Copyright 2009 Schloss Lab Umass Amherst. All rights reserved.
+ *
+ */
+
+/* This class implements the Simpson estimator on single group.
+It is a child of the calculator class. */
+
+
+#include <Carbon/Carbon.h>
+#include "calculator.h"
+
+/***********************************************************************/
+
+class Simpson : public Calculator {
+
+public:
+ Simpson() : Calculator("Simpson", 3) {};
+ EstOutput getValues(SAbundVector*);
+ EstOutput getValues(SharedRAbundVector*, SharedRAbundVector*) {return data;};
+};
+
+/***********************************************************************/
+
+#endif
\ No newline at end of file