Explore BrainMass

Explore BrainMass

    Supremum and infimum

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    Find the Supremum (supS) and the infimum (infS) and indicate if supS is in the set S and if infS is in the set S:

    S = {r in N: r^2 <= 15}
    S = {r in Q: r^2 <= 15)}
    S = {[(/1)^n][(n-1)/n]: n in N}
    S = {x in R: x^2 + x - 1 < 0}

    © BrainMass Inc. brainmass.com March 4, 2021, 6:03 pm ad1c9bdddf

    Solution Summary

    This shows how to find supremum and infimum of sets.