EntityQ727000· pop 41· linked from 104 articlesMillennium ProblemsSign in to saveseven mathematical problems whose solution is awarded with a US$1 million prize eachConnectionsUnited States dollarEntityhomeomorphismEntityYang–Mills theoryEntityParisEntitymathematicsEntitybiologyEntityphilosophyEntityInternational Standard Book NumberEntityDavid HilbertEntityJames Clerk MaxwellEntitycomplex numberEntityprime numberEntityfunctionEntityHenri PoincaréEntitynumber theoryEntityrational numberEntityelectromagnetismEntitysphereEntitycryptographyEntityBernhard RiemannEntityCategoriesChallenge awardsChallenge awards in mathematicsMillennium Prize ProblemsUnsolved problems in mathematics