BB(3,5): Difference between revisions

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The current BB(3,5) champion is {{TM|1RB3LB4LC2RA4LB_2LC3RB1LC2RA1RZ_3RB1LB3LC2RC4LC|halt}}, which takes over <math>> f_\omega(2 \uparrow^{15} 5) > f_\omega^2(15)</math> steps to halt. It was dicovered by Racheline in 2024.
The current BB(3,5) champion is {{TM|1RB3LB4LC2RA4LB_2LC3RB1LC2RA1RZ_3RB1LB3LC2RC4LC|halt}}, which takes over <math>> f_\omega(2 \uparrow^{15} 5) > f_\omega^2(15)</math> steps to halt. It was dicovered by Racheline in 2024.
[[Category:BB Domains]]

Latest revision as of 13:06, 19 December 2025

The 3-state, 5-symbol Busy Beaver problem, BB(3,5), is unsolved and largely unexplored.

The current BB(3,5) champion is 1RB3LB4LC2RA4LB_2LC3RB1LC2RA1RZ_3RB1LB3LC2RC4LC (bbch), which takes over >fω(2155)>fω2(15) steps to halt. It was dicovered by Racheline in 2024.