TL;DR
This paper introduces birdtrack diagrammatic notation for tensor algebra and permutations, and reviews recent advances in Hermitian Young operators, gluon projectors, and SU(N) color space bases.
Contribution
It presents a gentle introduction to birdtrack notation and summarizes recent developments in tensor and group theory related to SU(N).
Findings
Introduction of birdtrack notation for vectors and permutations
Review of Hermitian Young operators and gluon projectors
Summary of multiplet bases for SU(N) color space
Abstract
I gently introduce the diagrammatic birdtrack notation, first for vector algebra and then for permutations. After moving on to general tensors I review some recent results on Hermitian Young operators, gluon projectors, and multiplet bases for SU(N) color space.
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