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Problems · Vela Mathematics Program

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613 problems · 10/13NumberSourcesGraph view
declared openerdos:919
Erdős problem 919
graph theorychromatic numberN/A
declared provederdos:921
Erdős problem 921
graph theorychromatic numbercyclespossible
declared provederdos:922
Erdős problem 922
graph theorychromatic numberN/A
declared provederdos:924
Erdős problem 924
graph theoryramsey theoryN/A
declared disprovederdos:925
Erdős problem 925
graph theoryramsey theorypossible
declared provederdos:926
Erdős problem 926
graph theorypossible
declared disproved (Lean)erdos:927
Erdős problem 927
graph theorypossible3 sources
declared openerdos:928
Erdős problem 928
number theoryA006530
declared openerdos:929
Erdős problem 929
number theorypossible
declared openerdos:934
Erdős problem 934
graph theorypossible
declared openerdos:935
Erdős problem 935
number theoryA057521 · A389244 · possible2 sources
declared provederdos:941
Erdős problem 941
number theoryA056828
declared proved (Lean)erdos:947
Erdős problem 947
number theorycovering systemsN/A4 sources
declared solvederdos:948
Erdős problem 948
number theoryramsey theoryN/A3 sources
declared openerdos:953
What is the largest possible measure of a subset of a radius-RR disk in R2\mathbb{R}^2 containing no pair of points at a positive integer distance? A Poisson-Bessel kernel argument gives M(R)≪R1/2M(R) \ll R^{1/2}; with Sárközy's lower construction, M(R)=R1/2+o(1)M(R) = R^{1/2 + o(1)}.
geometrydistancesN/A3 sources
declared openerdos:954
Erdős problem 954
number theoryA3906422 sources
declared openerdos:956
Erdős problem 956
geometrydistancesconvexpossible2 sources
declared provederdos:957
Erdős problem 957
geometrydistancesN/A
declared disprovederdos:960
Erdős problem 960
geometrypossible3 sources
declared openerdos:963
Erdős problem 963
number theorypossible2 sources
declared proved (Lean)erdos:964
Erdős problem 964
number theorydivisorsN/A4 sources
declared openerdos:969
Erdős problem 969
number theoryA0139282 sources
declared openerdos:970
Erdős problem 970
number theoryA048669
declared openerdos:976
Erdős problem 976
number theoryN/A2 sources
declared provederdos:977
Erdős problem 977
number theoryA005420 · A002583
declared provederdos:980
Erdős problem 980
number theoryA053760 · A098990 · possible
declared provederdos:981
Erdős problem 981
number theoryN/A
declared openerdos:983
Erdős problem 983
number theorypossible2 sources
declared provederdos:984
Erdős problem 984
arithmetic progressionsadditive combinatoricsN/A
declared provederdos:986
Erdős problem 986
graph theoryramsey theoryA000791 · A0594423 sources
declared solvederdos:988
Erdős problem 988
discrepancypossible
declared solvederdos:989
Erdős problem 989
discrepancypossible
declared provederdos:991
Erdős problem 991
discrepancyN/A
declared disprovederdos:992
Erdős problem 992
discrepancyN/A
declared falsifiableerdos:993
Erdős problem 993
graph theoryA000055 · possible
declared disprovederdos:994
Erdős problem 994
analysisdiscrepancyN/A
declared openerdos:995
Erdős problem 995
analysisdiscrepancyN/A2 sources
declared provederdos:998
Erdős problem 998
analysisdiophantine approximationN/A
declared provederdos:999
Erdős problem 999
number theorydiophantine approximationN/A
declared solvederdos:1001
Erdős problem 1001
number theorydiophantine approximationN/A
declared openerdos:1005
Erdős problem 1005
number theoryA386893
declared disprovederdos:1006
Erdős problem 1006
graph theorycyclesN/A
declared provederdos:1009
Erdős problem 1009
graph theoryN/A
declared provederdos:1010
Erdős problem 1010
graph theoryN/A
declared openerdos:1011
Erdős problem 1011
graph theorypossible
declared solvederdos:1012
Erdős problem 1012
graph theory
declared openerdos:1013
Erdős problem 1013
graph theoryA292528
declared solvederdos:1015
Erdős problem 1015
graph theoryramsey theorypossible
declared openerdos:1016
Erdős problem 1016
graph theorycyclesA105206
declared openerdos:1017
Erdős problem 1017
graph theorypossible

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