Claim ยท pairs 0.1.3
pairs^30 Find a pair
A flow of pairs 0.1.3, in Pairs window.
- Id
pairs^30- Kind
- flow
- Reads as
- proved
- Place
- Pairs window
^1 - Version
- 0.1.3
What you do
Turn two cards with the same face.
What you see
Both stay face up, matched; the move counter says 1.
Steps
The witness its liveness proof follows, from the app's first state.
Evidence
| proved | live | Pairs.findPair.live |
| proved | reaches | Pairs.findPair.reaches |
| tested | Not shown yet: the running app matched the model at every step that exercised it (docs/conformance.md). A CI step will publish it (#95). | |
| seen | Not shown yet: a screenshot of the app shows it. A CI step will publish it (#95). | |
Where it's defined
- Declaration
Pairs.findPair- Module
Pairs.Claims- Source
lean/Pairs/Claims.lean:468atv0.1.3- Machine
Pairs.machine- Statement
Pairs.findPair.goalPairs.findPair.witness- Statement hash
e5ca39049ca3621c
Ledger
pairs^30 is active in this version's claims.lock, statement e5ca39049ca3621c. An id never moves or changes meaning.