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We'd like to have a means to configure the proof-assistant to restrict the user to some set of rules (matchers) and some structural constructs (e.g., no cases or no lemmas inside proofs). We might wan…
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```coq
Require Import Psatz Fin.
Fixpoint fin_to_nat {n} (i : Fin.t n) : nat :=
match i with F1 => 0 | FS i => S (fin_to_nat i) end.
Lemma foo (n : nat) (i : Fin.t n) :
0 = S (fin_to_…
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#### Description of the problem
As far as I can tell Ltac2 strings currently do not support escape sequences like "\n". So I have to use `String.make 1 (Char.of_int 10)` with String.concat to creat…
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#### Version
```
% coqtop -v
The Coq Proof Assistant, version 8.8.0 (April 2018)
compiled on Apr 18 2018 16:50:51 with OCaml 4.06.1
```
#### Operating system
```
% lsb_release -a…
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#### Description of the problem
```coq
From mathcomp Require Import all_ssreflect.
From RegLang Require Import regexp.
Require Import List.
Import ListNotations.
Example simpl_accepts: […
namin updated
3 years ago
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#### Version
```
$ coqtop -v
The Coq Proof Assistant, version 8.8.1 (July 2018)
compiled on Jul 27 2018 15:12:29 with OCaml 4.07.0
```
#### Operating system
```
$ lsb_release -a
No LSB …
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#### Description of the problem
It is possible to write in a section `Let x : P. Proof. ... Qed.` (as opposed to `Let x : P. Proof. ... Defined.`)
This does not give a warning (so one could th…
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I'm having this problem where occasionally proof general will stop loading for some files. It's hard to reproduce, but it often seems to happen when using helm-projectile to find new coq files to open…
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### The problem
The sensor named as "MINI人体存在传感器 (uykwakpl6rbxvjdd)" has a luminance sensor, and that shows up in the Tuya IOT panel, but the sensor is not created on HA. Other parts of the sensor …
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## Problems with the [Chalmers Agda Wiki]
* The wiki contains out-of-date information
* The wiki duplicates information from the [user manual]
* Search engines still point traffic towards the wik…