Positivity, Grassmannian geometry and simplex-like structures of scattering amplitudes
Positivity, Grassmannian geometry and simplex-like structures of scattering amplitudes
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Berlin/Heidelberg: Springer Berlin Heidelberg
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English
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Berlin/Heidelberg: Springer Berlin Heidelberg
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A
bstract
This article revisits and elaborates the significant role of positive geometry of momentum twistor Grassmannian for planar
N
=
4
SYM scattering amplitudes. First we establish the fundamentals of positive Grassmannian geometry for tree amplitudes, including the ubiquitous Plücker coordinates and the representation of redu...
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Full title
Positivity, Grassmannian geometry and simplex-like structures of scattering amplitudes
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TN_cdi_doaj_primary_oai_doaj_org_article_16bcedb65fb342b0a8062f9473e76744
Permalink
https://devfeature-collection.sl.nsw.gov.au/record/TN_cdi_doaj_primary_oai_doaj_org_article_16bcedb65fb342b0a8062f9473e76744
Other Identifiers
ISSN
1029-8479
E-ISSN
1029-8479
DOI
10.1007/JHEP12(2017)147
