Matrix pentagons
arXiv:1607.06555 · doi:10.1016/j.nuclphysb.2017.08.011
Abstract
The Operator Product Expansion for null polygonal Wilson loop in planar maximally supersymmetric Yang-Mills theory runs systematically in terms of multiparticle pentagon transitions which encode the physics of excitations propagating on the color flux tube ending on the sides of the four-dimensional contour. Their dynamics was unravelled in the past several years and culminated in a complete description of pentagons as an exact function of the 't Hooft coupling. In this paper we provide a solution for the last building block in this program, the SU(4) matrix structure arising from internal symmetry indices of scalars and fermions. This is achieved by a recursive solution of the Mirror and Watson equations obeyed by the so-called singlet pentagons and fixing the form of the twisted component in their tensor decomposition. The non-singlet, or charged, pentagons are deduced from these by a limiting procedure.
19 pages, 4 figures, 1 ancillary file; typos fixed in formulas
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Cited by in corpus (20)
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- An Operator Product Expansion for Form Factors
- Singularities of eight- and nine-particle amplitudes from cluster algebras and tropical geometry
- Antipodal Self-Duality for a Four-Particle Form Factor
- The Two-Loop Remainder Function for Eight and Nine Particles
- An Operator Product Expansion for Form Factors III. Finite Coupling and Multi-Particle Contributions
- Wilson Loop Duality and OPE for Super Form Factors of Half-BPS Operators
- Fermions and scalars in Wilson loops at strong coupling and beyond
- The SAGEX Review on Scattering Amplitudes, Chapter 5: Analytic Bootstraps for Scattering Amplitudes and Beyond
- Multichannel conformal blocks for scattering amplitudes
- The contribution of scalars to SYM amplitudes II: Young tableaux, asymptotic factorisation and strong coupling
- Resummed tree heptagon
- A Two-Loop Four-Point Form Factor at Function Level
- ABJM flux-tube and scattering amplitudes
- Analytic Four-Point Lightlike Form Factors and OPE of Null-Wrapped Polygons
- An Operator Product Expansion for Form Factors II. Born level
- Hexagon Bootstrap in the Double Scaling Limit