6533b7d7fe1ef96bd1267912

RESEARCH PRODUCT

Codimension growth of central polynomials of Lie algebras

Mikhail ZaicevAntonio Giambruno

subject

010101 applied mathematicsPure mathematicsExponential growthApplied MathematicsGeneral MathematicsComputingMethodologies_SYMBOLICANDALGEBRAICMANIPULATION010102 general mathematicsLie algebraCodimension0101 mathematics01 natural sciencesMathematics

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Abstract Let L be a finite-dimensional simple Lie algebra over an algebraically closed field of characteristic zero and let I be the T-ideal of polynomial identities of the adjoint representation of L. We prove that the number of multilinear central polynomials in n variables, linearly independent modulo I, grows exponentially like ( dim ⁡ L ) n {(\dim L)^{n}} .

https://doi.org/10.1515/forum-2019-0130