38 citations · 192 across the 18 of their papers we have counts for
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hep-th2023★ 32 cited
Symbol Alphabets from the Landau Singular Locus
Christoph Dlapa, Martin Helmer, Georgios Papathanasiou +1
We provide evidence through two loops, that rational letters of polylogarithmic Feynman integrals are captured by the Landau equations, when the latter are recast as a polynomial o…
hep-th2021★ 14 cited
Cohen-Macaulay Property of Feynman Integrals
Felix Tellander, Martin Helmer
The connection between Feynman integrals and GKZ -hypergeometric systems has been a topic of recent interest with advances in mathematical techniques and computational tools ope…