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I want to set the option `autoImplicit` to false in a project on my self host server. My `mathlib-demo/lakefile.lean` is as follows:
```
import Lake
open Lake DSL
package "MathlibLatest" where
…
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```lean
import Mathlib.Tactic
theorem foo (n : ℕ) (h₀ : 0 < n) :
(∏ x ∈ Finset.Ico 1 (n + 1), x * (x + 1) : ℤ) ∣
∏ x ∈ Finset.Ico 1 (n + 1), 1 := by
induction id h₀ with
| refl =…
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```lean
import Mathlib.Tactic.Lift
abbrev MyNat := ℕ
example (n : ℤ) (hn : n ≥ 0) : True := by
lift n to MyNat using hn
-- type of `n` is `ℕ` instead of `MyNat`, in the goal state
triv…
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```lean
import Mathlib.Tactic
example {n : Nat} (h : 3 ∣ n + 4) : 3 ∣ n + 1 := by
norm_num at h
assumption
```
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The mathlib PR https://github.com/leanprover-community/mathlib4/pull/16646 gives a 2% speedup of mathlib, coming from a 6% speedup of TC synth.
This is achieved by changing the TC synth order of cert…
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Thank you very much for your awesome work! I can't compile the lean code with this repo (https://github.com/rookie-joe/automatic-lean4-compilation), I'd like to know the libraries need to be imported …
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I was trying to execute the following theorem via REPL:
```
theorem ftaylorSeriesWithin_univ : ftaylorSeriesWithin 𝕜 f univ = ftaylorSeries 𝕜 f := by sorry
```
.This theorem can be found in Mathli…
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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
* …
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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
1 month ago
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This issue parallels the content of [`Mathlib/Mathport/Syntax.lean`](https://github.com/leanprover-community/mathlib4/blob/ecd37441047e490ff2ad339e16f45bb8b58591bd/Mathlib/Mathport/Syntax.lean#L62-L62…