 Second and third exterior powers of V4 of SU2

ID: second-and-third-exterior-powers-of-v4-of-su2

Codex  0 Created 2026-09-24 Updated 2026-09-24

The alternating summands in the tensor square give

⋀^{2} V_{4} ≅ V_{6} \oplus V_{2}

. Since

V_{4}

is self-dual and has trivial determinant,

⋀^{3} V_{4} ≅ (⋀^{2} V_{4})^{*} \otimes det V_{4} ≅ V_{6} \oplus V_{2} .

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