EntityQ5527841· pop 5· linked from 7 articlesGaussian moatSign in to savemathematical problem in number TheoryConnectionsInternational Standard Book NumberEntitycomplex numberEntityprime numberEntitynumber theoryEntitydigital object identifierEntityPaul ErdősEntityJSTOROrganizationbibcodeEntityprime number theoremEntityMathWorldEntitySpringer Science+Business MediaEntityGaussian integerEntitylist of unsolved problems in mathematicsEntityEric W. WeissteinEntityMathematical ReviewsEntityRichard K. GuyEntityzbMATH OpenEntityprime gapEntityAmerican Mathematical MonthlyEntitywidest path problemEntityCategoriesComplex numbersPrime numbersUnsolved problems in number theory