A constructible function built from the vanishing hypersurface of a Feynman integrand is claimed to encode all Landau singularities, their microlocal directions, and the number of master integrals on each singular stratum.
Nakanishi, Graph theory and Feynman integrals
1 Pith paper cite this work. Polarity classification is still indexing.
1
Pith paper citing it
citation-role summary
background 1
citation-polarity summary
fields
hep-th 1years
2025 1verdicts
CONDITIONAL 1roles
background 1polarities
unclear 1representative citing papers
citing papers explorer
-
Geometric Singularities of Feynman Integrals
A constructible function built from the vanishing hypersurface of a Feynman integrand is claimed to encode all Landau singularities, their microlocal directions, and the number of master integrals on each singular stratum.