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I would assume ̚▢p= ◇p v ̚◇p, but I’m not sure.

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  • ¬□p is equivalent to ◇¬p
    – Bumble
    Apr 10, 2022 at 1:47
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    @Bumble, please don't do kids' homework for them. It just encourages more questions like this that could be answered with two minutes of searching online. Apr 10, 2022 at 16:48

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