EntityQ1155772· pop 21· linked from 375 articlesschemeSign in to saveobject of algebraic geometry, commutative algebra and number theory; a ringed space locally isomorphic to the spectrum of a commutative ringConnectionscompact spaceEntitygroup actionEntityhypersurfaceEntityinitial and terminal objectsEntityringed spaceEntitysheaf of modulesEntityramificationEntitycoherent sheafEntitymathematicsEntityInternational Standard Book NumberEntitynatural numberEntitycomplex numberEntityintegerEntitynumber theoryEntityreal numberEntitytopologyEntityrational numberEntitycalculusEntityBernhard RiemannEntitydigital object identifierEntityCategoriesScheme theory