Mike Shulman

Results 92 issues of Mike Shulman

Because the path-constructors of a HIT are axioms that aren't visible when the type itself is defined as a `Private Inductive`, the size of their inputs doesn't affect the size...

universe polymorphism
universe inconsistency
HITs

It seems likely that a lot of the slowness of `V.v` is due to its insane number of universe parameters (e.g. `V.function` has over 2000). We should experiment with adding...

programming
task

Let's try to keep the dependencies of directories as simple as possible. In particular, I'd like to remove the dependency on Freudenthal from pSusp and simply put that lemma into...

task
library organization
cleanup

The action of a functor `X_functor` on homotopies is variously called `X_functor_homotopy`, `X_functor_htpy`, and `X_2functor`. We should be consistent.

task
library organization
cleanup

Cleaning out my inbox, I found this suggested in an old email thread.

mathematics
library organization
discussion

Consider the following code: ```coq Definition foo {X : Type} (f : X -> X) := True. Definition E := { p : forall X, X & True }. Definition...

coq
bug

The absence of this confused someone on Zulip. We often don't bother to mention it, but I think it's consistent to mention it when we're mentioning "the characterization of paths...