# Category: logic

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A group of Explorers are traversing a system of Caves when they find a Treasure. In accordance with an agreement that they signed before entering the cave, the Treasure must be divided fairly between them, in such a way that they are each satisfied that they will derive equivalen…

Ethics Man Did What Had To Be Done —Darkside A dilemma (Di - Lemma, meaning "two" lemmas) is a choice between two lemmas. Which lemma do you prefer? This lemma or that lemma? To understand dilemma then, we have to understand "lemma." What precisely is a lemma? It's not quite …

In a darkened room there is a man flipping a coin. In a darkened room there is a man flipping a coin and he cannot see the coin. In a darkened room there is a man flipping a coin, he cannot see the coin. He flips the coin once every 5 seconds.…

I don't want to belong to any club that will accept me as a member. —Groucho Marx What is a paradox? That of course depends on what you mean by "is". Some paradoxes are statements that are self-contradictory. Some paradoxes are statements that are simultaneously true and untrue.…

Doc: A paradox! Marty: What? Doc: A paradox! Marty: You mean one of those things that destroys the universe? — *Back to the Future II* A temporal paradox is any paradox that arises due to a person, object, or information, travelling backward in time. As discussed in Unbound…

A hundred prisoners are each locked in a room with three pirates, one of whom will walk the plank in the morning. Each prisoner has 10 bottles of wine, one of which has been poisoned; and each pirate has 12 coins, one of which is counterfeit and weighs either more or less than a…

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