#if !defined(MYMATH)
	#define MYMATH
	#include "MyMath.h"
#endif



// --------------------------------------------------
// ---------------        sqr       -----------------

double sqr(double x)
{
	return x*x;
}

// --------------------------------------------------
// ---------------        sqr       -----------------

double modulo(double x,double k)
{

	while((x>k) || (x<0.0))
	{
		if(x>=k)
			x-=k;
		else
			x+=k;
	}
	
	return x;
}