The method of claim 3, wherein said first result output in step (b) is generated based on the formula y=x(n)+b, and said second result output in step (c) is generated based on the formula p=(x(n)-z) * B1/N1, where y is output position information output to the virtual output axis, x is input position information input via the virtual input axis, n is an indicator of time, b is a backlash compensat