Conversation
github-actions
Bot
added
the
awaiting-review
mathlib-nightly-testing Bot
added a commit
to leanprover-community/mathlib4-nightly-testing
that referenced
this pull request
May 23, 2026
Contributor
|
Mathlib CI status (docs):
|
Contributor
|
Mathlib CI status (docs):
|
mathlib-nightly-testing Bot
added a commit
to leanprover-community/mathlib4-nightly-testing
that referenced
this pull request
May 23, 2026
Contributor
|
Mathlib CI status (docs):
|
mathlib-nightly-testing Bot
added a commit
to leanprover-community/mathlib4-nightly-testing
that referenced
this pull request
May 23, 2026
Contributor
|
Mathlib CI status (docs):
|
mathlib-nightly-testing Bot
added a commit
to leanprover-community/mathlib4-nightly-testing
that referenced
this pull request
May 24, 2026
Contributor
|
Mathlib CI status (docs):
|
Collaborator
|
PR description? Motivation? Explanation why this isn't a PR to CSLib? :-) |
kim-em
added
awaiting-author
Collaborator
Author
|
awaiting-review |
github-actions
Bot
added
awaiting-review
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
2 participants
Add this suggestion to a batch that can be applied as a single commit.This suggestion is invalid because no changes were made to the code.Suggestions cannot be applied while the pull request is closed.Suggestions cannot be applied while viewing a subset of changes.Only one suggestion per line can be applied in a batch.Add this suggestion to a batch that can be applied as a single commit.Applying suggestions on deleted lines is not supported.You must change the existing code in this line in order to create a valid suggestion.Outdated suggestions cannot be applied.This suggestion has been applied or marked resolved.Suggestions cannot be applied from pending reviews.Suggestions cannot be applied on multi-line comments.Suggestions cannot be applied while the pull request is queued to merge.Suggestion cannot be applied right now. Please check back later.
The tape data structure mimics the structure of film reels and data cassettes,
not as physical media but as an abstract data type.
This allows an O(1) way to make a list into a stream/iterator with backtracking ability.