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Pre-Lie algebras and the rooted trees operad
Pre-Lie algebras rooted trees operad
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2015/3/25
A Pre-Lie algebra is a vector space L endowed with a bilinear product * : L \times L to L satisfying the relation (x*y)*z-x*(y*z)= (x*z)*y-x*(z*y), for all x,y,z in L. We give an explicit combinatoria...
Pre-Lie algebras in positive characteristic
Pre-Lie algebras positive characteristic
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2010/11/23
In prime characteristic we introduce the notion of restricted pre-Lie algebra. We prove in the pre-Lie context the analogue to Jacobson's theorem for restricted Lie algebras. In particular, we prove t...