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Zulip Chat Archive

Stream: maths

Topic: induced preorder


Chris Hughes (Apr 04 2019 at 21:26):

Is there a name for the preorder f x \le f y in mathlib?

Mario Carneiro (Apr 04 2019 at 21:31):

preorder.lift

Kevin Buzzard (Apr 04 2019 at 22:50):

I asked exactly the same question recently. I was expecting it to be called comap. These CS people with their inconsistent naming conventions :P


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