We say that a set A is denumerable if there exists a bijective function f: N→ A. Suppose that A is a denumerable set. Prove that there exist sets B and C such that BnC = and BUC = A.
We say that a set A is denumerable if there exists a bijective function f: N→ A. Suppose that A is a denumerable set. Prove that there exist sets B and C such that BnC = and BUC = A.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter2: Equations And Inequalities
Section2.7: More On Inequalities
Problem 54E
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