--- /dev/null
+#ifndef PI_TOOLS_H_\r
+#define PI_TOOLS_H_\r
+\r
+#include <string>\r
+\r
+using std::string;\r
+\r
+/*----------------------------------------------------------------------*\\r
+ |* Declaration *|\r
+ \*---------------------------------------------------------------------*/\r
+\r
+// ptr fonction de type double xxx(int n)\r
+// ou xxx sera une methode de calcul de pi\r
+typedef double (*AlgoPI)(int);\r
+\r
+/*--------------------------------------*\\r
+ |* Methode *|\r
+ \*-------------------------------------*/\r
+\r
+double fpi(double x);\r
+bool isAlgoPI_OK(AlgoPI algoPI, int n, string title);\r
+\r
+#endif\r
+\r
+/*----------------------------------------------------------------------*\\r
+ |* End *|\r
+ \*---------------------------------------------------------------------*/\r
+\r