Assume that B is a Boolean algebra and a E B. Prove that a = 0 iff b = (a 1\ b') v (a'
Chapter 65, Problem 65.5(choose chapter or problem)
Assume that B is a Boolean algebra and a E B. Prove that a = 0 iff b = (a 1\ b') v (a' 1\ b)for each b E B.
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