TMBR: July 2026: Difference between revisions

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Added solved BB(6) holdouts
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Added new SK calculus champions
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''This edition of TMBR is in progress and has not yet been released. Please add any notes you think may be relevant (including in the form a of a TODO with a link to any relevant Discord discussion).''
''This edition of TMBR is in progress and has not yet been released. Please add any notes you think may be relevant (including in the form a of a TODO with a link to any relevant Discord discussion).''
== BB Adjacent ==
[[SKI Calculus#SK calculus|SK Calculus]]:
* New champions were discovered for BB<sub>SK</sub>(12) and BB<sub>SK</sub>(13).


== Holdouts ==
== Holdouts ==

Revision as of 16:09, 3 July 2026

Prev: June 2026 This Month in Beaver Research Next: August 2026

This edition of TMBR is in progress and has not yet been released. Please add any notes you think may be relevant (including in the form a of a TODO with a link to any relevant Discord discussion).

BB Adjacent

SK Calculus:

  • New champions were discovered for BBSK(12) and BBSK(13).

Holdouts

  • BB(6):
    • mxdys solved three holdouts in rocq.[1][2]
  • BB(4,3):
    • Andrew Ducharme reduced the number of holdouts from 4,784,443 to 4,776,646, a 0.16% reduction.[3]
  • BB(2,7):
    • Terry Ligocki enumerated 10K more subtasks, increasing the number of holdouts to 1,651,063,346. A total of 530K subtasks out of the 1 million subtasks (or 53%) have been enumerated.