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"[self type and coinductive type](https://github.com/Hexirp/blog/blob/0bc8f7a4d0bdd6abc8b7be0bc3ebf0524fa1cb88/2021-08-25_self_type_and_coinductive_type.md)" の依存型に対応した余帰納法を導いている所のことである。
[ここが怪しいと思って…
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I just encountered the following message repeatedly, seemingly in an infinite loop:
```
Failed to validate just-loaded interface: options changed
Checking Bisimilarity.Weak.Alternative.Classical…
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So I know there was a discussion a while back #573, about moving some files out of HITs to other places. The way I see it, there are only a few "real" HITs that have to be specified with axioms. These…
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I think the introduction of inductive data types would be great, but it may bring in more problems due to recursion/induction:
* How to do (dependent) pattern matching (this is so big)? Or just us…
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On master.
Consider the following file:
```agda
{-# OPTIONS --cubical-compatible #-}
module Issue7052 where
data T : Set where
a b : T
```
Running
```shell
agda-quicker Issue7052.agd…
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Yesterday I watched [the video](https://www.youtube.com/watch?v=Dp-mQ3HxgDE) by Prof Buzzard about [Lean](https://leanprover.github.io/) and there was a question of how it compares to Coq (obviously),…
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Given that we have some long-standing consistency bugs related to sized types it makes sense to disallow sized types when `--safe` is active. However, I have quite a bit of code that uses sized types,…
nad updated
11 months ago
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Hi, I'm making an experiment abou 2LTT, and after adding `two-level` and `cumulativity` flags, I experinced something strange. We can prove Lemma 2.11 in that [paper](https://arxiv.org/abs/1705.03307)…
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It would be nice to have Program for HoTT, e.g. for use in HoTT-Classes.
I keep on forgetting what we have done already.
There was a discussion here:
https://github.com/HoTT/HoTT/commit/6a99db1c3…
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I have encountered a performance regression: Agda 2.6.5-d99c822 type-checks a proof of reflexivity quickly, whereas Agda 2.7.0 does not. Here is the goal type, normalised and including hidden argument…