geometry-topology / Discrete Geometry, Chromatic Number

Erdős Problem #130

the infinite-chromatic subquestion is proved; the rest of the problem remains open

10Significance / 100
1Frontier events
0Verification tasks
0Recorded attempts

Temporal state

Current frontier

No reconciled state yet.

Append-only history

Frontier timeline

geometry-topologyJul 13, 2026Significance 10/100Registry: lean verified

Erdős Problem #130

Prior state unknown→proved

the infinite-chromatic subquestion is proved; the rest of the problem remains open

SourceReplayReproducedFormal proofStatement auditExternal checkExpert reviewPeer review

Research memory

Claims and attempts

Scoped claims

Source authenticated

the infinite-chromatic subquestion is proved; the rest of the problem remains open

the infinite-chromatic subquestion is proved; the rest of the problem remains open

Recorded attempts

Evidence graph

Connected research record

Erdős Problem #130 — Mathematical Frontier Network