Jason (jcreed) wrote,


Last Domain Theory today.
Scott talked about Equilogical Spaces.

Trying to think about 3-ary trees with
an equivalence relation on their leaves
where beta reduction is defined
(t1, t2, t3) -> [t1/t2]t3
(substitution is sort of pattern matching,
where a 'match' occurs up to equivalence
of leaves)
I wonder if there are any nonnormalizing trees?

  • (no subject)

    Playing around with the agda javascript backend, now. Like, my ears are popping from the sudden change of type-theory-pressure.

  • (no subject)

    Trying to understand in general what kind of diagrammatic interactions between degree-three nodes actually read sensibly in the lambda calculus:

  • (no subject)

    Not sure this is the simplest possible inverse (or even that it is correct) but it makes for a fun diagram:

  • Post a new comment


    Anonymous comments are disabled in this journal

    default userpic

    Your reply will be screened

    Your IP address will be recorded