Erdős problem 350
If A ⊂ ℕ is a finite set of integers all of whose subset sums are distinct then ∑ n ∈ A, 1/n < 2. Proved by Ryavec.
Erdős Problems records this as proved (Lean).
No Repository has ruled on it here.
How far the record reaches4 of 6 stages
- Sourceerdos-problems
- StatementRetained
- Formal5 retained
- Resolutionproved (Lean)
- WorkNone recorded
- DecisionNone here
- The questionNot reached
What this record is missingWork
Nothing here has checked that finding.
Reproducing it here turns a report into evidence.
Where the source files it639 share a topic
Erdős problem 321acceptedCarrying a Standing. Browse the topic.