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I would like to do the "Robo" section, which is in German.
I tried Google Chrome's Translate feature as well as [Google Translate](https://translate.google.com/?sl=de&tl=en&op=websites) and [Yandex](…
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Classifies porting notes claiming `was simp`.
### Examples
https://github.com/leanprover-community/mathlib4/blob/21472664c54bb6e7fe4a120aefa52cf212be8d7c/Mathlib/Algebra/Lie/Engel.lean#L175-L18…
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Hi,
First of all, thank you for all the great work on Lean! I'm new to Lean and find it both fascinating and quite complex.
I'm currently trying to formalize some propositions related to probabi…
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Classifies porting notes claiming "TODO".
We might need some subclassification at a later stage.
### Examples
https://github.com/leanprover-community/mathlib4/blob/7e0bc5a7c6c4304480f2fafe0408a…
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Discussed at https://leanprover.zulipchat.com/#narrow/stream/458659-Equational/topic/Is.20it.20plausable.20that.20all.20remaining.20implications.20are.20false.3F . Generation of lean playground versi…
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Thank you very much if you can help me solve this problem！
**Error message：**
✖ [267/528] Building Batteries.Data.List.Basic
trace: .> LEAN_PATH=././.lake/packages/batteries/.lake/build/lib:././.la…
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Per the [ `nix-doom-emacs` install instructions thread]https://github.com/leanprover/lean4-mode/issues/15#issuecomment-1156172981), I'd like to request that `lean4-mode` be added to `melpa`.
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https://adam.math.hhu.de/#/g/leanprover-community/nng4/world/Implication/level/11
The post-solution commentary suggests
```
intro h
rw [add_succ, add_succ, add_zero] at h
repeat apply succ_in…
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From Zulip: ~~https://leanprover.zulipchat.com/#narrow/stream/113489-new-members/topic/A.20set.20that.20must.20be.20a.20singletoneral.20times.2E~~
updated Link: https://leanprover.zulipchat.com/#na…
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### Prerequisites
Please put an X between the brackets as you perform the following steps:
* [x] Check that your issue is not already filed:
https://github.com/leanprover/lean4/issues
* …
TwoFX updated
3 months ago