Derivations of the Lie algebra of strictly block upper triangular matrices

2016/03/25 by Prakash Ghimire, Ghimire, Prakash, Huajun Huang +1
Mathematics · #16W25 #17B05 #Advanced Algebra and Geometry #Advanced Topics in Algebra #Algebraic structures and combinatorial models #FOS: Mathematics #Primary 17B40 #Quantum Algebra (math.QA) #Representation Theory (math.RT) #Rings and Algebras (math.RA) #Secondary 15B99 #math.QA #math.RA #math.RT #msc:15B99 #msc:16W25 #msc:17B05 #msc:17B40

paper · pdf · doi:10.48550/arxiv.1603.08044

14 pages

arxiv created 2016/03/25 · openalex publication_date 2016/03/25 · arxiv updated 2016/03/29 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

Let \mathcal N be the Lie algebra of all n× n strictly block upper triangular matrices over a field \mathbb F relative to a given partition. In this paper, we give an explicit description of all derivations of \mathcal N.

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