Timeline for Anything known about the Grundy Ordinal of Sylver's Coinage
Current License: CC BY-SA 3.0
5 events
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Jun 15, 2020 at 7:27 | history | edited | CommunityBot |
Commonmark migration
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Apr 1, 2015 at 6:56 | answer | added | Deedlit | timeline score: 3 | |
Mar 27, 2015 at 2:13 | comment | added | Gabriel C. Drummond-Cole | It's my impression that explicitly finding the ordinals even for finite positions of Sylver Coinage is a very difficult question; even an explicit (impractical) recipe to decide whether an infinite position has ordinal value 0 would be a major advance in our knowledge. | |
Mar 27, 2015 at 2:11 | comment | added | Steven Stadnicki | I seem to remember this cropping up in one of the Games Of No Chance collections, but I'll have to dig around for it a bit. AFAIK the value of the initial position is unknown and no position is known to have value $\geq \omega+\omega$ (there are positions known to have value $\omega$ and I believe there are some with value $\omega+n$ for various $n$), but don't hold me to either of those. | |
Mar 27, 2015 at 1:07 | history | asked | Christopher King | CC BY-SA 3.0 |