Spin- projectors and gauge-invariant spin- actions in maximally symmetric backgrounds

D Hutchings, M Ponds - arXiv preprint arXiv:2401.04523, 2024 - arxiv.org
Given a maximally symmetric $ d $-dimensional background with isometry algebra
$\mathfrak {g} $, a symmetric and traceless rank-$ s $ field $\phi_ {a (s)} $ satisfying the …