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Modal Logic and Intention

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What is the difference between a possible world and an actual world?

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A
A possible world is a world that could have happened, while an actual world is a world that did happen.
💡 Explanation:

In modal logic, a possible world is a world that is consistent with the laws of nature and that is accessible from the actual world. An actual world is a world that is consistent with the laws of nature and that is the world that we actually live in.

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