Quote (Tyko64 @ Apr 21 2010 08:14pm)
.9999999999999999999999999999999 and so on will never be one
1 / 3 = .33333 and so on
.33333 x 3 = .99999999 and so on
When you divide one by three, and multiply it by three, it will either be one by rounding, or will be .999 and so forth, depending on if you have to be exact or not
Yes, calculators can do analysis proofs.