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Coq is a formal proof management system. It provides a formal language to write mathematical definitions, executable algorithms and theorems together with an environment for semi-interactive developme...

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Fixes / closes #18572 - [x] Added / updated **test-suite**. - [x] Added **changelog**.

needs: fixing
kind: fix
needs: rebase
part: tactics
stale
part: existential variables

This makes it possible to capture the location of notation arguments. Typically `apply` wants the location of the constr argument so that it can report type mismatches at that location....

part: ltac2
needs: full CI

#### Description of the problem I'm writing an EDSL in Coq. Users write untyped programs, which are then typechecked. At the moment, when a program contains a type error, I...

kind: feature
part: notations
kind: question
part: ltac2
part: parser

This was left as future work in https://github.com/coq/coq/pull/14037 due to increased power of zify breaking a few CI developments; I have now managed to get everything that builds with my...

needs: rebase
stale

This is to test whether the new semantics might make more sense in practice. If so, it could be an answer to the current time explosion in [#18617](https://github.com/coq/coq/pull/18617#issuecomment-1970826947). Note: a...

part: tactics
part: existential variables
needs: full CI

The PR adds the following: - if `x` is a projection, `About x` indicates it - if `x` is a projection, `Print x` prints the whole record to which this...

kind: user messages
kind: enhancement
part: search
needs: full CI

I just coached a new Coq user to work around this incompleteness; it didn't leave a good impression. - [ ] Added **changelog**. - [ ] Opened **overlay** pull requests...

Whether `hnf` should grant `simpl never` is unclear. In practice: - it follows what `simpl` does on named fixpoints and named cofixpoints as well as on terms hiding a projection...

kind: fix
part: tactics
part: reduction strategies

Eventually we want to get rid of all delayed_of_tactic uses but let's take it one step at a time. This should not be particularly impactful as we need to eg...

kind: cleanup
needs: rebase
part: ltac2
needs: full CI

Note: the issue was created automatically with bugzilla2github tool Original bug ID: BZ#4261 From: @ppedrot Reported version: 8.5 CC: @silene

kind: wish
part: coinductives