Skip to content

Problem

erdos:303

True ↔ βˆ€ (𝓒 : β„€ β†’ β„€), (Set.range 𝓒).Finite β†’ βˆƒ a b c, [a, b, c, 0].Nodup ∧ 1 / ↑a = 1 / ↑b + 1 / ↑c ∧ (𝓒 '' {a, b, c}).Subsingleton

Open Current State
Declared status
proved (Lean)
Formalization
formalized
Subjects
number theoryunit fractions
OEIS
N/A
Sources
source:erdos-ai-contributions-wikisource:erdos-problemssource:formal-conjecturessource:jayyhk-erdos-leansource:plby-lean-proofs
Statement
www.erdosproblems.com

Matching claims

0
No direct claims
This problem has no directly related claim record.
Browse this Repository’s Claims