Category theory for JavaScript programmers #21: terminal and initial objects

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I didn't want to learn category theory via computer science but this was an unexpected surprise.

jeffreyhowarth
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What about 0? Every natural number divides 0. Isn't 0 terminal in the poset category of natural numbers with a morphism between a and b when a divides b (when there exists a natural c such that a * c = b)?

bastian