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diff --git a/WCudaMSE/BilatTools_CPP/src/core/tools/header/MathTools.h b/WCudaMSE/BilatTools_CPP/src/core/tools/header/MathTools.h
new file mode 100755
index 0000000..fb4b55b
--- /dev/null
+++ b/WCudaMSE/BilatTools_CPP/src/core/tools/header/MathTools.h
@@ -0,0 +1,111 @@
+#ifndef MATH_TOOLS_
+#define MATH_TOOLS_
+
+#define PI_FLOAT 3.141592653589793f
+
+#ifndef PI
+#define PI 3.1415926535897932384626433832795028841971693993751
+#endif
+
+#ifndef MIN
+#define MIN(X,Y) ((X)<(Y)?(X):(Y))
+#endif
+
+#ifndef MAX
+#define MAX(X,Y) ((X)>(Y)?(X):(Y))
+#endif
+
+class MathTools
+    {
+    public:
+
+	/*--------------------------------------*\
+	 |*		Constructor		*|
+	 \*-------------------------------------*/
+
+	MathTools();
+
+	/*--------------------------------------*\
+	 |*		Destructor		*|
+	 \*-------------------------------------*/
+
+	virtual ~MathTools();
+
+	/*--------------------------------------*\
+	 |*		Methodes Static		*|
+	 \*-------------------------------------*/
+
+	/*---------------*\
+	|*	Float  	*|
+	 \*---------------*/
+
+	/**
+	 * Relatif au max(x1,x2)
+	 */
+	static bool isEquals(float x1, float x2, float epsilon = 0);
+
+	/**
+	 * Relatif a reference
+	 * epsilon pas de valeur par default, sinon meme signature que autre methode (overload)
+	 */
+	static bool isEquals(float a, float b, float reference, float epsilon); //
+
+	/**
+	 * Relatif, un a un (au max des 2)
+	 * Hyp: tab de meme size n
+	 */
+	static bool isEquals(float* tabA, float* tabB, int n, float epsilon = 0);
+
+	/**
+	 * Relatif par rapport au max de la série
+	 * Hyp: tab de meme size n
+	 */
+	static bool isEqualsRelatifMax(float* tabA, float* tabB, int n, float epsilon = 0);
+
+	/*---------------*\
+	|*	Double  *|
+	 \*---------------*/
+
+	/**
+	 * Relatif au max(x1,x2)
+	 */
+	static bool isEquals(double x1, double x2, double epsilon = 0);
+
+
+	/*---------------*\
+	|*	Long  	*|
+	 \*---------------*/
+
+	/**
+	 * Absolu
+	 */
+	static bool isEquals(long x1, long x2);
+
+	/*---------------*\
+	|*	isPower2  *|
+	\*---------------*/
+
+	static bool isPower2(long i);
+	static bool isPower2(int i);
+	static bool isPower2(unsigned int i);
+
+    private:
+
+	/*--------------------------------------*\
+	|*		Methodes		*|
+	 \*-------------------------------------*/
+
+	static float maxAbs(float a, float b);
+
+	/**
+	 * Hyp: tab de meme size n
+	 */
+	static float maxAbs(float* tabA, float* tabB, int n);
+
+	/*--------------------------------------*\
+	|*		Attributs		*|
+	 \*-------------------------------------*/
+
+    };
+
+#endif