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20012022
most citedFeynman graphs, rooted trees, and Ringel-Hall algebras

23 citations · 64 across the 21 of their papers we have counts for

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9 papers · 1 filter

math.QA2019

Toroidal prefactorization algebras associated to holomorphic fibrations and a relationship to vertex algebras

Matt Szczesny, Jackson Walters, Brian Williams

Let be a complex manifold, a locally trivial holomorphic fibration with fiber , and a Lie algebra with an invariant symmetric form. We as…

math.QA2016

Twisted modules and co-invariants for commutative vertex algebras of jet schemes

Matthew Szczesny

Let be an affine scheme over $\C$ and $\J Z$ its jet scheme. It is well-known that $\mathbb{C}[\J Z]$, the coordinate ring of $\J Z$, has the structure of…

math.QA2010★ 4 cited

Representations of Quivers over F1

Matthew Szczesny

We define and study the category $\RepQ$ of representations of a quiver in $\VFun$ - the category of vector spaces "over $\Fun$". $\RepQ$ is an $\Fun$-linear category possessing ke…

math.QA2009

Incidence Categories

Matt Szczesny

Given a family $\F$ of posets closed under disjoint unions and the operation of taking convex subposets, we construct a category $\C_{\F}$ called the \emph{incidence category of $\…

math.QA2009

Colored trees and noncommutative symmetric functions

Matthew Szczesny

Let $\CRF_S$ denote the category of -colored rooted forests, and $\H_{\CRF_S}$ denote its Ringel-Hall algebra as introduced in \cite{KS}. We construct a homomorphism from a $K^+…

math.QA2009

Rooted trees, Feynman graphs, and Hecke correspondences

Matthew Szczesny

We construct natural representations of the Connes-Kreimer Lie algebras on rooted trees/Feynman graphs arising from Hecke correspondences in the categories $\LRF, \LFG$ constructed…