In mathematics, an admissible algebra is a (possibly non-associative) commutative algebra whose enveloping Lie algebra of derivations splits into the sum of an even and an odd part. Admissible algebras were introduced by Koecher (1967).
- Koecher, Max (1967), "Imbedding of Jordan algebras into Lie algebras. I", Amer. J. Math. 89: 787–816, doi:10.2307/2373242
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