Mathematics Stack Exchange is a question and answer site for people studying math at any level and professionals in related fields. It's 100% free, no registration required.

Sign up
Here's how it works:
  1. Anybody can ask a question
  2. Anybody can answer
  3. The best answers are voted up and rise to the top

Say I only want to know the heaviest. If I have a balancing scale, that will require N-1 balancing scale.

If I want to know the lightest.

Same.

What about if I want to know both the heaviest and lightest?

share|cite|improve this question
    
Related question: math.stackexchange.com/questions/1601/… I think of the notes linked from there answers your question as well; if someone looks over them they may post an answer. – ShreevatsaR Nov 8 '12 at 4:30

Your Answer

 
discard

By posting your answer, you agree to the privacy policy and terms of service.

Browse other questions tagged or ask your own question.