Loop Approach to Lattice Gauge Theories

dc.creatorMathur, Manu
dc.date2007-02-03
dc.date2007-05-07
dc.date.accessioned2026-07-07T11:22:04Z
dc.date.available2026-07-07T11:22:04Z
dc.descriptionWe solve the Gauss law and the corresponding Mandelstam constraints in the loop Hilbert space ${\cal H}^{L}$ using the prepotential formulation of $(d+1)$ dimensional SU(2) lattice gauge theory. The resulting orthonormal and complete loop basis, explicitly constructed in terms of the $d(2d-1)$ prepotential intertwining operators, is used to transcribe the gauge dynamics directly in ${\cal H}^{L}$ without any redundant gauge and loop degrees of freedom. Using generalized Wigner-Eckart theorem and Biedenharn -Elliot identity in ${\cal H}^L$, we show that the loop dynamics for pure SU(2) lattice gauge theory in arbitrary dimension, is given by the real symmetric $3nj$ symbols of first kind (e.g., n=6, 10 for d=2, 3 respectively). The corresponding "ribbon diagrams" representing SU(2) loop dynamics are constructed. The prepotential techniques are trivially extended to include fundamental matter fields leading to a description in terms of loops and strings. The SU(N) gauge group is briefly discussed.
dc.description32 pages, 9 figures, typos corrected, new references added (to be published in Nucl. Phys. B)
dc.identifierhttps://arxiv.org/abs/hep-lat/0702007
dc.identifierhttp://arxiv.org/abs/hep-lat/0702007
dc.identifierNucl.Phys.B779:32-62,2007
dc.identifierdoi:10.1016/j.nuclphysb.2007.04.031
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/194449
dc.subjectHigh Energy Physics - Lattice
dc.subjectHigh Energy Physics - Theory
dc.titleLoop Approach to Lattice Gauge Theories
dc.typetext

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