Noam Nissan

collaborators

3 papers

math.CT2026

Six functor formalisms via internal higher algebra

Shachar Carmeli, Guy Kapon, Noam Nissan

We extend a six-functor formalism $D : Span (C, E) \to Cat$ to a lax symmetric monoidal functor of $(\infty, 2)$ -categories $\mathbf{Span}^2(C,E)^P_I\to\mathbf{Cat}…

math.RT2026

Witt affine Springer theory

Noam Nissan, Yakov Varshavsky

This paper extends the affine Springer theory developed by Bouthier, Kazhdan, and the second author (see [BKV]) to the mixed characteristic case. In particular, we introduce a theo…

math.AT2025

Delta operation at height 2

Noam Nissan

We compute the delta power operation for morava E-theory of height 2 at the prime 3. The delta power operation was defined using the notion of higher semi additivity by Shachar Car…