Created
November 3, 2016 16:17
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TLA+ Hour Clock
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| INIT | |
| Init | |
| NEXT | |
| Next |
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| ---- MODULE HourClock ---- | |
| EXTENDS Naturals | |
| VARIABLE hr | |
| Init == hr \in 1..12 | |
| Next == hr' = (hr % 12) + 1 | |
| HC == Init /\ [][Next]_hr | |
| ---- | |
| THEOREM HC => []Init | |
| ==== |
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