[quote author=Fu-Kwun Hwang link=topic=25.msg3717#msg3717 date=1235869969]
e.g. what do you mean by "the accuracy of volume calculation"?
Why you want to find  Monte Carlo method?
[/quote]

I thought there has been applied method Monte Carlo. And the accuracy of Monte Carlo is 1/sqr(n). That's okay, thank you. ;)