Prove the following, unofficially known as the Awesome Lemma or Awesome Theorem: Suppose {an} is a sequence that converges to a real number a. (a) If a < b, then there exists an NEN such that, if n > N, then an < b. (b) If a > b, then there exists an NEN such that, if n > N, then an > b. (You may omit the proof of part (b) and simply state that it follows from part (a) “by symmetric argument.")
Prove the following, unofficially known as the Awesome Lemma or Awesome Theorem: Suppose {an} is a sequence that converges to a real number a. (a) If a < b, then there exists an NEN such that, if n > N, then an < b. (b) If a > b, then there exists an NEN such that, if n > N, then an > b. (You may omit the proof of part (b) and simply state that it follows from part (a) “by symmetric argument.")
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter2: The Integers
Section2.2: Mathematical Induction
Problem 55E: The Fibonacci sequence fn=1,1,2,3,5,8,13,21,... is defined recursively by f1=1,f2=1,fn+2=fn+1+fn for...
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