lean-ja / lean-ja/lean-by-example

instance の priority が不可解な挙動をする例

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型クラス 宣言的コマンド 要調査
Dominant language
Lean
Stars
188
Forks
15
Avg merge
9h 8m
Merged PRs (30d)
6

Description

Image

https://lecopivo.github.io/scientific-computing-lean/Miscellaneous/Typeclasses-as-Interfaces-and-Function-Overloading/#Scientific-Computing-in-Lean--Miscellaneous--Typeclasses-as-Interfaces-and-Function-Overloading より引用。

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First steps

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  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start with the linked Scientific Computing in Lean section and inspect the attached image for the reported instance-priority example. Reproduce the example in the repository's Lean code context, then determine the expected and actual priority behavior. Done means the discrepancy is explained and the relevant example or documentation has a clearly defined correction.

Written by the indexing model from the issue text.

Assessment

Domain
compilers
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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