Skelet 17: Difference between revisions
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Skelet #17 was one of the last holdouts in BB(5). | Skelet #17 was one of the last holdouts in BB(5). | ||
A full proof of its nonhalting can be found here: https://chrisxudoesmath.com/papers/skelet17.pdf | A full proof of its nonhalting by chxu can be found here: https://chrisxudoesmath.com/papers/skelet17.pdf | ||
Adapting the above, a formal proof of its nonhalting by mxdys can be found here: https://github.com/ccz181078/Coq-BB5/blob/main/Skelet17.md | |||
== TM Behavior == | == TM Behavior == | ||
Revision as of 15:16, 2 July 2024
https://bbchallenge.org/1LB---_0RC1LE_0RD1RC_1LA1RB_0LB0LA
Skelet #17 was one of the last holdouts in BB(5).
A full proof of its nonhalting by chxu can be found here: https://chrisxudoesmath.com/papers/skelet17.pdf
Adapting the above, a formal proof of its nonhalting by mxdys can be found here: https://github.com/ccz181078/Coq-BB5/blob/main/Skelet17.md
TM Behavior
S can be simulated with the following rules:
A(a0, a1, ..., an)=1 (10)^a0 1 (10)^a1 ... 1 (10)^an