Stack (mathematics)
= Stack (mathematics)
{wiki=Stack_(mathematics)}
In mathematics, the term "stack" typically refers to a specific kind of mathematical structure used in algebraic geometry and related fields. Stacks are a generalization of schemes that allow for more flexibility, particularly in situations where one needs to control not just global properties but also local symmetries and automorphisms. \#\#\# Key Concepts: 1. **Stacks vs.