Content-Type: text/shitpost

Subject: Today I learned…
Path: you!your-host!walldrug!epicac!thermostellar-bomb-20!twirlip!am!plovergw!plovervax!shitpost!mjd
Date: 2019-09-01T19:56:24
Newsgroup: rec.food.today-i-learned
Message-ID: <de33ea3ece185aa2@shitpost.plover.com>
Content-Type: text/shitpost

The content of G. Spencer-Brown's Laws of Form (1969) was almost entirely anticipated, almost exactly the same, by Charles Sanders Peirce's existential graphs in the 1880s.

Is there anything that C.S. Peirce didn't invent before everyone else?

Subject: Category theory thought for the day
Path: you!your-host!wintermute!wikipedia!uunet!batcomputer!plovergw!shitpost!mjd
Date: 2019-09-01T19:50:54
Newsgroup: misc.monic-epic
Message-ID: <26c9a0b45828ee54@shitpost.plover.com>
Content-Type: text/shitpost

Non-monic arrows are those that destroy information that was present in the domain.

Non-epic arrows are those that introduce worthless non-information into the codomain.