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math.RA2014
Recovering the Lie algebra from its extremal geometry
Hans Cuypers, Kieran Roberts, Sergey Shpectorov
An element of a Lie algebra over the field is extremal if . Under minor assumptions, it is known that, for a simple Lie algebra , the extremal geometry…
math.RA2014★ 75 cited
Primitive axial algebras of Jordan type
J I Hall, F Rehren, S Shpectorov
An axial algebra over the field is a commutative algebra generated by idempotents whose adjoint action has multiplicity-free minimal polynomial. For semisimple associat…