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Erdős problem 109

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Any A⊆NA\subseteq \mathbb{N} of positive upper density contains a sumset B+CB+C where both BB and CC are infinite.

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  1. Prior stateNone retained
  2. WorkNo submitted work retained
  3. VerificationNo check retained
  4. DecisionNo Repository has decided
  5. StandingA Result stands here
  6. Next gapNot recorded

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Technical detailsExact roots, source, and retained record identifiers

Exact provenance

Problem row
sha256:e477fcc1246c14ffa7d58fe5591b13e650e4ad93b4e57a1446fd13216274cf27
Metadata
sha256:0a8074a21dca3b684da741bab0e88c98372fb3c4065c5182b76f98546b51b311
Observation
sha256:9c8326e865b6017b103af7611c852a06776d81964979b8ab5a1b800cd550dff6
Content
sha256:e2438e3c7008a6cd492f73edcda263e3f617e558491c6cf9aa085a1e92234bc2
Repository
sha256:a956b84c437202e5a02cc9e036a621bd14a302b34a75758115730bdbb77c52a4
Projection
sha256:a4a96441668a9f8b33afbcb3f696a2639f5fae145f36ddc063d7f67d5fb87ce8
Source commit
36c6d0fef71a3fec84d9dcd5eeca4e22e378f7cb
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