mirror of
https://github.com/Brandon-Rozek/website.git
synced 2024-11-09 18:50:34 -05:00
Small proof change
This commit is contained in:
parent
da6c10ed82
commit
597fab929b
1 changed files with 1 additions and 1 deletions
|
@ -152,7 +152,7 @@ Since we don't know how to show whether collatz terminates, we can't at this tim
|
||||||
```lean
|
```lean
|
||||||
theorem collatz_sound (n r : Nat) : (∃ t, collatz_fun n t = some r) → collatz n r := by
|
theorem collatz_sound (n r : Nat) : (∃ t, collatz_fun n t = some r) → collatz n r := by
|
||||||
intro (H: ∃ t, collatz_fun n t = some r)
|
intro (H: ∃ t, collatz_fun n t = some r)
|
||||||
cases' H with t H
|
obtain ⟨t, H⟩ := H
|
||||||
revert H n r
|
revert H n r
|
||||||
show ∀ (n r : Nat), collatz_fun n t = some r → collatz n r
|
show ∀ (n r : Nat), collatz_fun n t = some r → collatz n r
|
||||||
|
|
||||||
|
|
Loading…
Reference in a new issue