Results 1 to 10 of about 14,950,225 (317)

Gaudin models and multipoint conformal blocks. Part II. Comb channel vertices in 3D and 4D

open access: yesJournal of High Energy Physics, 2021
It was recently shown that multi-point conformal blocks in higher dimensional conformal field theory can be considered as joint eigenfunctions for a system of commuting differential operators.
Ilija Burić   +4 more
doaj   +1 more source

A Lorentzian inversion formula for defect CFT

open access: yesJournal of High Energy Physics, 2020
We present a Lorentzian inversion formula valid for any defect CFT that extracts the bulk channel CFT data as an analytic function of the spin variable.
Pedro Liendo   +2 more
doaj   +1 more source

Group ramsey theory

open access: yesJournal of Combinatorial Theory, Series A, 1974
AbstractA subset S of a group G is said to be a sum-free set if S ∩ (S + S) = ⊘. Such a set is maximal if for every sum-free set T ⊆ G, we have |T| ⩽ |S|. Here, we generalize this concept, defining a sum-free set S to be locally maximal if for every sum free set T such that S ⊆ T ⊆ G, we have S = T.
Street, Anne Penfold   +1 more
openaire   +3 more sources

Gaudin models and multipoint cnformal blocks: general theory

open access: yesJournal of High Energy Physics, 2021
The construction of conformal blocks for the analysis of multipoint correlation functions with N > 4 local field insertions is an important open problem in higher dimensional conformal field theory.
Ilija Burić   +4 more
doaj   +1 more source

SOME GROUP THEORY [PDF]

open access: yesSchool Science and Mathematics, 1918
In this chapter we state (mostly without proof) some basic facts from the theory of groups. We have included only those facts from the general theory that we shall have occasion to use later — the treatment is by no means exhaustive. We refer to any standard textbook on Group Theory for more detailed accounts of the subject in general and for the ...
openaire   +2 more sources

4d N = 3 $$ \mathcal{N}=3 $$ indices via discrete gauging

open access: yesJournal of High Energy Physics, 2018
A class of 4d N = 3 $$ \mathcal{N}=3 $$ SCFTs can be obtained from gauging a discrete subgroup of the global symmetry group of N = 4 $$ \mathcal{N}=4 $$ Super Yang-Mills theory.
Thomas Bourton   +2 more
doaj   +1 more source

Geometric Group Theory

open access: yesNotices of the American Mathematical Society, 2022
This article is intended to give an idea about how the topology and geometry of a space influences the algebraic structure of groups that act on it and how this can be used to investigate groups.
openaire   +2 more sources

On Higgs decays to hadrons and the R-ratio at N4LO

open access: yesJournal of High Energy Physics, 2017
We present the first determination of Higgs-boson decay to hadrons at the next-to-next-to-next-to-next-to-leading order of perturbative QCD in the limit of a heavy top quark and massless light flavours.
F. Herzog   +4 more
doaj   +1 more source

Harmonic hybrid inflation

open access: yesJournal of High Energy Physics, 2020
We present a mechanism for realizing hybrid inflation using two axion fields with a purely non-perturbatively generated scalar potential. The structure of the scalar potential is highly constrained by the discrete shift symmetries of the axions.
Federico Carta   +3 more
doaj   +1 more source

Superconformal boundaries in 4 − ϵ dimensions

open access: yesJournal of High Energy Physics, 2021
Boundaries in three-dimensional N $$ \mathcal{N} $$ = 2 superconformal theories may preserve one half of the original bulk supersymmetry. There are two possibilities which are characterized by the chirality of the leftover supercharges.
Aleix Gimenez-Grau   +2 more
doaj   +1 more source

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