Differential equations and recursive solutions for cosmological amplitudes

Abstract Recently considerable efforts have been devoted to computing cosmological correlators and the corresponding wavefunction coefficients, as well as understanding their analytical structures. In this note, we revisit the computation of these “cosmological amplitudes” associated with any tree o...

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Bibliographic Details
Main Authors: Song He, Xuhang Jiang, Jiahao Liu, Qinglin Yang, Yao-Qi Zhang
Format: Article
Language:English
Published: SpringerOpen 2025-01-01
Series:Journal of High Energy Physics
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Online Access:https://doi.org/10.1007/JHEP01(2025)001
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