Results 121 to 130 of about 86,518 (263)

From elliptic curves to Feynman integrals [PDF]

open access: gold, 2018
Stefan Weinzierl   +2 more
openalex   +1 more source

Bootstrapping elliptic Feynman integrals using Schubert analysis [PDF]

open access: green, 2022
Roger Morales   +4 more
openalex   +1 more source

Geometric singularities of Feynman integrals

open access: yesPhysical Review D
We provide a new method to calculate the full microlocal description of the singularities of Feynman integrals. This is done by associating a unique constructible function to the system of partial differential equations (PDEs) annihilating the integral and from this function the singularities can directly be read-off.
Martin Helmer, Felix Tellander
openaire   +2 more sources

Feynman integrals and difference equations

open access: yes, 2007
11 pages latex, 2 figures, Proceedings of the 11th International Workshop on Advanced Computing and Analysis Techniques in Physics Research (ACAT 07), Amsterdam, The ...
Moch, S., Schneider, C.
openaire   +3 more sources

Feynman path-integral treatment of the BEC-impurity polaron [PDF]

open access: bronze, 2009
J. Tempere   +5 more
openalex   +1 more source

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