Wigner's 3-j symbols, also called 3-jm symbols, are used in quantum mechanics as an alternative to Clebsch–Gordan coefficients for adding angular momenta.
Sources
- 3-j symbol (en.wikipedia.org)
- https://mathworld.wolfram.com/Wigner3j-Symbol.html (mathworld.wolfram.com)
- https://arxiv.org/pdf/2409.14813 (arxiv.org)
- https://arxiv.org/pdf/2504.10301 (arxiv.org)
- https://www.semanticscholar.org/topic/3-j-symbol/901735 (semanticscholar.org)
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