feat(CategoryTheory/SmallObject/Iteration): the unique morphism (limit case)

[joelriou]

---

• [ ] depends on: #18115
• [ ] depends on: #18127

[github-actions[bot]]

PR summary 24c18055eb

Import changes for modified files

No significant changes to the import graph

Import changes for all files

Files	Import difference

---

Declarations diff

+ instance : Nonempty (iter₁ ⟶ iter₂) := by + instance : Unique (iter₁ ⟶ iter₂) + iso + iso_refl + iso_trans + mkOfLimit + mkOfLimitNatTrans + mkOfLimitNatTransApp + mkOfLimitNatTransApp_eq_of_lt + mkOfLimitNatTransApp_naturality_top

You can run this locally as follows

## summary with just the declaration names:
./scripts/declarations_diff.sh <optional_commit>

## more verbose report:
./scripts/declarations_diff.sh long <optional_commit>

The doc-module for script/declarations_diff.sh contains some details about this script.

---

Increase in tech debt: 1.00

Current number	Change	Type
1555	1	erw

Current commit 24c18055eb Reference commit 23ecdee3fc

You can run this locally as

./scripts/technical-debt-metrics.sh pr_summary

[joelriou]

Thanks @alreadydone for the suggestions!

[mathlib4-dependent-issues-bot]

This PR/issue depends on:

• ~~leanprover-community/mathlib4#18115~~
• ~~leanprover-community/mathlib4#18127~~ By Dependent Issues (🤖). Happy coding!

[mathlib-bors[bot]]

:v: joelriou can now approve this pull request. To approve and merge a pull request, simply reply with bors r+. More detailed instructions are available here.

[joelriou]

Thanks!

bors merge

[mathlib-bors[bot]]

Pull request successfully merged into master.

Build succeeded:

• Build
• Lint style