Elliptic symbol calculus: from elliptic polylogarithms to iterated integrals of Eisenstein series
Abstract
We present a generalization of the symbol calculus from ordinary multiple polylogarithms to their elliptic counterparts. Here, our formalism is based on a special case of a coaction on large classes of periods that is applied in particular to elliptic polylogarithms and iterated integrals of modular forms. We illustrate how to use our formalism to derive relations among elliptic polylogarithms, in complete analogy with the non-elliptic case. We then analyze the symbol alphabet of elliptic polylogarithms evaluated at rational points, and we observe that it is given by Eisenstein series for a certain congruence subgroup. We apply our formalism to hypergeometric functions that can be expressed in terms of elliptic polylogarithms and show that they can equally be written in terms of iterated integrals of Eisenstein series. Finally, we present the symbol of the equal-mass sunrise integral in two space-time dimensions. The symbol alphabet involves Eisenstein series of level six and weight three, and we can easily integrate the symbol in terms of iterated integrals of Eisenstein series.
- Authors:
-
- Humboldt Univ. of Berlin (Germany). Inst. fur Mathematik und Institut fur Physik
- European Organization for Nuclear Research (CERN), Geneva (Switzerland). Theoretical Physics Dept.; Univ. Catholique de Louvain, Louvain-La-Neuve (Belgium). Center for Cosmology, Particle Physics and Phenomenology (CP3)
- SLAC National Accelerator Lab., Menlo Park, CA (United States)
- European Organization for Nuclear Research (CERN), Geneva (Switzerland). Theoretical Physics Dept.
- Publication Date:
- Research Org.:
- SLAC National Accelerator Laboratory (SLAC), Menlo Park, CA (United States)
- Sponsoring Org.:
- USDOE; European Research Council (ERC)
- OSTI Identifier:
- 1468725
- Report Number(s):
- SLAC-PUB-17240
Journal ID: ISSN 1029-8479; PII: 8736
- Grant/Contract Number:
- AC02-76SF00515; 637019
- Resource Type:
- Accepted Manuscript
- Journal Name:
- Journal of High Energy Physics (Online)
- Additional Journal Information:
- Journal Name: Journal of High Energy Physics (Online); Journal Volume: 2018; Journal Issue: 8; Journal ID: ISSN 1029-8479
- Publisher:
- Springer Berlin
- Country of Publication:
- United States
- Language:
- English
- Subject:
- 72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS; NLO Computations; QCD Phenomenology
Citation Formats
Broedel, Johannes, Duhr, Claude, Dulat, Falko, Penante, Brenda, and Tancredi, Lorenzo. Elliptic symbol calculus: from elliptic polylogarithms to iterated integrals of Eisenstein series. United States: N. p., 2018.
Web. doi:10.1007/jhep08(2018)014.
Broedel, Johannes, Duhr, Claude, Dulat, Falko, Penante, Brenda, & Tancredi, Lorenzo. Elliptic symbol calculus: from elliptic polylogarithms to iterated integrals of Eisenstein series. United States. https://doi.org/10.1007/jhep08(2018)014
Broedel, Johannes, Duhr, Claude, Dulat, Falko, Penante, Brenda, and Tancredi, Lorenzo. Tue .
"Elliptic symbol calculus: from elliptic polylogarithms to iterated integrals of Eisenstein series". United States. https://doi.org/10.1007/jhep08(2018)014. https://www.osti.gov/servlets/purl/1468725.
@article{osti_1468725,
title = {Elliptic symbol calculus: from elliptic polylogarithms to iterated integrals of Eisenstein series},
author = {Broedel, Johannes and Duhr, Claude and Dulat, Falko and Penante, Brenda and Tancredi, Lorenzo},
abstractNote = {We present a generalization of the symbol calculus from ordinary multiple polylogarithms to their elliptic counterparts. Here, our formalism is based on a special case of a coaction on large classes of periods that is applied in particular to elliptic polylogarithms and iterated integrals of modular forms. We illustrate how to use our formalism to derive relations among elliptic polylogarithms, in complete analogy with the non-elliptic case. We then analyze the symbol alphabet of elliptic polylogarithms evaluated at rational points, and we observe that it is given by Eisenstein series for a certain congruence subgroup. We apply our formalism to hypergeometric functions that can be expressed in terms of elliptic polylogarithms and show that they can equally be written in terms of iterated integrals of Eisenstein series. Finally, we present the symbol of the equal-mass sunrise integral in two space-time dimensions. The symbol alphabet involves Eisenstein series of level six and weight three, and we can easily integrate the symbol in terms of iterated integrals of Eisenstein series.},
doi = {10.1007/jhep08(2018)014},
journal = {Journal of High Energy Physics (Online)},
number = 8,
volume = 2018,
place = {United States},
year = {Tue Aug 07 00:00:00 EDT 2018},
month = {Tue Aug 07 00:00:00 EDT 2018}
}
Web of Science
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