Be brave, go ahead and divide by zero

When you learned division in school, the teacher probably brushed off the issue of dividing by zero in one sentence: you can’t do it, moving on. You might feel like you got shortchanged by that explanation. Why not? What happens when you divide by zero?

The Minus World and the Blue Screen Of Death

When the computer crashes, it seems like it’s frozen. Actually, it’s still working as fast as usual. It only appears to be stuck because it isn’t responding to you. The computer is too busy to take input because it’s in a loop, executing the same short list of instructions over and over. Computers have become …