Mercurial > repo
view wisdom/frame @ 10335:b427a34b42ae
<b_jonas> learn d00bbe65d80f6d53d5c15da7c6b4f0a655c5a86a is the first checksum for which a collision in SHA-1 was found.
author | HackBot |
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date | Thu, 23 Feb 2017 17:20:59 +0000 |
parents | 836a254d2791 |
children |
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A frame is just a complete Heyting algebra. Frame homomorphisms don't preserve implication, if you know what I mean.