--- /dev/null
+#ifndef TRIALSWAP2
+#define TRIALSWAP2
+
+/*
+ * trialswap2.h
+ * Mothur
+ *
+ * Created by Kathryn Iverson on June 27, 2011.
+ * Copyright 2011 Schloss Lab. All rights reserved.
+ *
+ */
+
+#include "mothurout.h"
+
+
+class TrialSwap2 {
+
+public:
+ TrialSwap2(){ m = MothurOut::getInstance(); };
+ ~TrialSwap2(){};
+
+ double calc_pvalue_lessthan (vector<double>, double);
+ double calc_pvalue_greaterthan (vector<double>, double);
+ int swap_checkerboards (vector<vector<int> > &);
+ int calc_combo (vector<vector<int> > &);
+ double calc_vratio (vector<int>, vector<int>);
+ int calc_checker (vector<vector<int> > &,vector<int>);
+ double calc_c_score (vector<vector<int> > &,vector<int>);
+ int sho(vector<int>,vector<int>,int k);
+ int havel_hakimi(vector<int>,vector<int>,vector<vector<int> > &);
+ int intrand(int);
+
+ int sim1 (vector<vector<int> > &);
+ void sim2(vector<vector<int> >&);
+ int sim2plus(vector<int>, vector<vector<int> > &);
+ void sim3(vector<vector<int> > &);
+ int sim4(vector<int>, vector<int>, vector<vector<int> > &);
+ int sim5(vector<int>, vector<int>, vector<vector<int> > &);
+ int sim6(vector<int>, vector<vector<int> > &);
+ int sim7(vector<int>, vector<vector<int> > &);
+ int sim8(vector<int>, vector<int>, vector<vector<int> > &);
+ int transpose_matrix (vector<vector<int> > &, vector<vector<int> > &);
+ int update_row_col_totals(vector<vector<int> > &, vector<int>&, vector<int>&);
+
+
+private:
+ MothurOut* m;
+
+ double t_test (double, int, double, vector<double>);
+ int print_matrix(vector<vector<int> > &, int, int);
+
+
+
+};
+
+#endif
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