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【标题】Open Question: Philosophy/Logic Questions about disjunction notation?
【摘要】i'm a bit confused about a few logic notation problems i've been assigned.the first problem/answer i'm confused goes as follows:either this sentence is true or it's false. the book's answer: (t v ~t) o ~ (t o t)i don't understand why the notation would need to point out that the either/or options are mutually exclusive in this case. same goes for the following problem:john mccain won the 2008 election, or he didn't.why can't this just be noted as w v ~w?finally, am i right in thinking tha... (02-13 17:34)
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