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Intersection numbers from higher-order partial differential equations
DOI:10.1007/JHEP06(2023)131.png)
摘要
En 中文
We propose a new method for the evaluation of intersection numbers for twisted meromorphic n-forms, through Stokes' theorem in n dimensions. It is based on the solution of an n-th order partial differential equation and on the evaluation of multivariate residues. We also present an algebraic expression for the contribution from each multivariate residue. We illustrate our approach with a number of simple examples from mathematics and physics.
Keyword:
Differential and Algebraic Geometry
Scattering Amplitudes
期刊
IF:
5.5
论文数:
3.9W
被引数:
13.7W

