Recent content by jmac85

  1. J

    Real Analysis - Prove the following: inf A = -sup(-A)

    Thank you all! I'll be working on the problem again tonight, this time with some new things to try!
  2. J

    Real Analysis - Prove the following: inf A = -sup(-A)

    Homework Statement Let A be a nonempty set of real numbers which is bounded below. Let -A be the set of all numbers -x, where x is in A. Prove that: inf A = -Sup(-A) Homework Equations What should I use as a starting statement? I understand that its true...