Minimum telephone-gossip time on the five by five torus
TheoremDB P3750 · distributed algorithms
Inferred from the community field; finer classification has not been reviewed.
Problem statement
Each vertex of initially knows a unique rumor. In one synchronous round, the edges of any matching may be used for calls, and callers exchange everything they know. Determine the minimum number of rounds until every vertex knows all 25 rumors.
Lean 4
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Progress & source assessment
Source-reported assessment, retrieved 8 September 2026. Frontier Science has not independently reviewed this status.
Open. Not Lean-verified
- [1]TheoremDB P3750 link
Recorded progress
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Discussion
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