aaa

i = 5*(2* ( L5-L1+L3-2*L6+L7+L8+L9 - 3*(L4-L1+L3-L6) ) - 3* ( L2-L1-L6+L7+L9-(L4-L1+L3-L6) ));
		h = (( L5-L1+L3-2*L6+L7+L8+L9 - 3*(L4-L1+L3-L6) ) - 4*i)*3;
		g = L4-L1+L3-L6 + i;
		f = (L9 - h - i);
		e = (L8-g-h-i);
		d = (L7-g-h);
		c = L6 - e -f -i;
		b = (L3-c-f);
		a = (L1 - b -d);