 ##  [Scheme](/scheme) 

  ##  [Scheme](https://mathlogic.quantumdictionary.io/scheme-0) 

  
 [![Mathematics & Logic Dictionary](/sites/default/files/styles/large/public/2026-01/Mathematics%20%26%20Logic.png.webp?itok=UhtTRPnp)](/topic-specific-dictionaries/natural-formal-sciences/mathematics-logic)

- Natural &amp; Formal Sciences -

**Mathematics &amp; Logic Dictionary**

 
Definition

A locally ringed space that is locally isomorphic to the spectrum Spec A of a ring A; obtained by gluing affine schemes along compatible isomorphisms and serving as the fundamental geometric object in modern algebraic geometry, encoding both topological and algebraic structure (points with local rings).