lean4-htt/tests/elab/grind_11081.lean
Garmelon 08eb78a5b2
chore: switch to new test/bench suite (#12590)
This PR sets up the new integrated test/bench suite. It then migrates
all benchmarks and some related tests to the new suite. There's also
some documentation and some linting.

For now, a lot of the old tests are left alone so this PR doesn't become
even larger than it already is. Eventually, all tests should be migrated
to the new suite though so there isn't a confusing mix of two systems.
2026-02-25 13:51:53 +00:00

117 lines
5.7 KiB
Text
Raw Permalink Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

namespace List
protected def diff {α} [BEq α] : List α → List α → List α
| l, [] => l
| l₁, a :: l₂ => if l₁.elem a then List.diff (l₁.erase a) l₂ else List.diff l₁ l₂
def Subperm (l₁ l₂ : List α) : Prop := ∃ l, l ~ l₁ ∧ l <+ l₂
open Perm (swap)
theorem Perm.subperm_left {l l₁ l₂ : List α} (p : l₁ ~ l₂) : Subperm l l₁ ↔ Subperm l l₂ :=
sorry
theorem Sublist.subperm {l₁ l₂ : List α} (s : l₁ <+ l₂) : Subperm l₁ l₂ := sorry
theorem Subperm.perm_of_length_le {l₁ l₂ : List α} :
Subperm l₁ l₂ → length l₂ ≤ length l₁ → l₁ ~ l₂ :=
sorry
end List
variable {α : Type} [DecidableEq α] {l₁ l₂ : List α}
open List
/--
error: `grind` failed
case grind.1.1.1.1.1.1.1.1.1.1.1.1.1.1.1.1.1.1.1.1.1.1.1.1.1.1.1
α : Type
inst : DecidableEq α
l₁ l₂ : List α
hl : l₂.Subperm l₁
p : α → Bool
h : ¬countP p l₁ = countP p (l₁.diff l₂ ++ l₂)
w : α
h_2 : ¬count w (l₁.diff l₂ ++ l₂) = count w l₁
w_1 : α
h_4 : ¬count w_1 l₁ = count w_1 (l₁.diff l₂ ++ l₂)
left : l₂ ⊆ l₁
right : ∀ {a : α}, a ∈ l₂ → a ∈ l₁
left_1 : filter p l₂ <+ filter p l₁
w_2 : List α
left_2 : w_2 <+ l₁
right_2 : filter p l₂ = filter p w_2
w_3 : List α
left_3 : w_3 <+ l₁
right_3 : filter p l₂ = filter p w_3
left_4 : l₁.diff l₂ ~ l₁
right_4 : ∀ (a : α), count a (l₁.diff l₂) = count a l₁
w_4 : α
h_11 : ¬count w_4 (l₁.diff l₂ ++ l₂) = count w_4 (l₁.diff l₂)
w_5 : α
h_13 : ¬count w_5 (l₁.diff l₂) = count w_5 (l₁.diff l₂ ++ l₂)
left_5 : l₁.diff l₂ ~ l₂
right_5 : ∀ (a : α), count a (l₁.diff l₂) = count a l₂
w_6 : α
h_16 : ¬count w_6 (l₁.diff l₂ ++ l₂) = count w_6 l₂
w_7 : α
h_18 : ¬count w_7 l₂ = count w_7 (l₁.diff l₂ ++ l₂)
left_6 : l₂ ~ l₁
right_6 : ∀ (a : α), count a l₂ = count a l₁
left_7 : l₂ ~ l₁.diff l₂
right_7 : ∀ (a : α), count a l₂ = count a (l₁.diff l₂)
left_8 : l₁ ~ l₁.diff l₂
right_8 : ∀ (a : α), count a l₁ = count a (l₁.diff l₂)
left_9 : l₁ ~ l₂
right_9 : ∀ (a : α), count a l₁ = count a l₂
left_10 : filter p l₁ ~ filter p (l₁.diff l₂ ++ l₂)
right_10 : ∀ (a : α), count a (filter p l₁) = count a (filter p (l₁.diff l₂ ++ l₂))
left_11 : filter p (l₁.diff l₂ ++ l₂) ~ filter p l₁
right_11 : ∀ (a : α), count a (filter p (l₁.diff l₂ ++ l₂)) = count a (filter p l₁)
left_12 : l₁.diff l₂ ++ l₂ ~ l₁.diff l₂ ++ (l₁.diff l₂ ++ l₂)
right_12 : ∀ (a : α), count a (l₁.diff l₂ ++ l₂) = count a (l₁.diff l₂ ++ (l₁.diff l₂ ++ l₂))
left_13 : l₁.diff l₂ ++ l₂ ~ l₂ ++ (l₁.diff l₂ ++ l₂)
right_13 : ∀ (a : α), count a (l₁.diff l₂ ++ l₂) = count a (l₂ ++ (l₁.diff l₂ ++ l₂))
left_14 : l₁.diff l₂ ++ l₂ ~ l₁.diff l₂ ++ l₂ ++ l₁
right_14 : ∀ (a : α), count a (l₁.diff l₂ ++ l₂) = count a (l₁.diff l₂ ++ l₂ ++ l₁)
left_15 : l₁.diff l₂ ++ l₂ ~ l₁.diff l₂ ++ l₂ ++ (l₁.diff l₂ ++ l₂)
right_15 : ∀ (a : α), count a (l₁.diff l₂ ++ l₂) = count a (l₁.diff l₂ ++ l₂ ++ (l₁.diff l₂ ++ l₂))
left_16 : l₁.diff l₂ ++ l₂ ~ l₁.diff l₂ ++ l₂ ++ l₂
right_16 : ∀ (a : α), count a (l₁.diff l₂ ++ l₂) = count a (l₁.diff l₂ ++ l₂ ++ l₂)
left_17 : l₁.diff l₂ ++ l₂ ~ l₁.diff l₂ ++ l₂ ++ l₁.diff l₂
right_17 : ∀ (a : α), count a (l₁.diff l₂ ++ l₂) = count a (l₁.diff l₂ ++ l₂ ++ l₁.diff l₂)
left_18 : l₁.diff l₂ ++ l₂ ~ l₁ ++ (l₁.diff l₂ ++ l₂)
right_18 : ∀ (a : α), count a (l₁.diff l₂ ++ l₂) = count a (l₁ ++ (l₁.diff l₂ ++ l₂))
left_19 : filter p (l₁.diff l₂ ++ l₂) ~ filter p (l₁.diff l₂)
right_19 : ∀ (a : α), count a (filter p (l₁.diff l₂ ++ l₂)) = count a (filter p (l₁.diff l₂))
left_20 : filter p (l₁.diff l₂) ~ filter p (l₁.diff l₂ ++ l₂)
right_20 : ∀ (a : α), count a (filter p (l₁.diff l₂)) = count a (filter p (l₁.diff l₂ ++ l₂))
left_21 : (filter p (l₁.diff l₂ ++ l₂)).Subperm (filter p l₁)
right_21 : (filter p (l₁.diff l₂ ++ l₂)).Subperm (filter p (l₁.diff l₂ ++ l₂))
left_22 : l₁.diff l₂ ++ l₂ ++ l₁.diff l₂ ~ l₁.diff l₂ ++ l₂
right_22 : ∀ (a : α), count a (l₁.diff l₂ ++ l₂ ++ l₁.diff l₂) = count a (l₁.diff l₂ ++ l₂)
left_23 : l₁.diff l₂ ++ l₂ ++ l₁ ~ l₁.diff l₂ ++ l₂
right_23 : ∀ (a : α), count a (l₁.diff l₂ ++ l₂ ++ l₁) = count a (l₁.diff l₂ ++ l₂)
left_24 : l₁.diff l₂ ++ l₂ ++ l₂ ~ l₁.diff l₂ ++ l₂
right_24 : ∀ (a : α), count a (l₁.diff l₂ ++ l₂ ++ l₂) = count a (l₁.diff l₂ ++ l₂)
left_25 : l₁.diff l₂ ++ l₂ ++ (l₁.diff l₂ ++ l₂) ~ l₁.diff l₂ ++ l₂
right_25 : ∀ (a : α), count a (l₁.diff l₂ ++ l₂ ++ (l₁.diff l₂ ++ l₂)) = count a (l₁.diff l₂ ++ l₂)
left_26 : l₁ ++ (l₁.diff l₂ ++ l₂) ~ l₁.diff l₂ ++ l₂
right_26 : ∀ (a : α), count a (l₁ ++ (l₁.diff l₂ ++ l₂)) = count a (l₁.diff l₂ ++ l₂)
left_27 : l₂ ++ (l₁.diff l₂ ++ l₂) ~ l₁.diff l₂ ++ l₂
right_27 : ∀ (a : α), count a (l₂ ++ (l₁.diff l₂ ++ l₂)) = count a (l₁.diff l₂ ++ l₂)
left_28 : l₁.diff l₂ ++ (l₁.diff l₂ ++ l₂) ~ l₁.diff l₂ ++ l₂
right_28 : ∀ (a : α), count a (l₁.diff l₂ ++ (l₁.diff l₂ ++ l₂)) = count a (l₁.diff l₂ ++ l₂)
⊢ False
-/
#guard_msgs in
theorem countP_diff (hl : Subperm l₂ l₁) (p : α → Bool) :
countP p l₁ = countP p (l₁.diff l₂ ++ l₂) := by
grind -verbose [
List.Perm.subperm_left,
List.Sublist.subperm,
List.Subperm.perm_of_length_le,
List.Perm.countP_congr,
List.countP_eq_length_filter
]