Borel subalgebras of the Witt algebra

Verfasser / Beitragende:
[Yu Yao, Hao Chang]
Ort, Verlag, Jahr:
2015
Enthalten in:
Acta Mathematica Sinica, English Series, 31/8(2015-08-01), 1348-1358
Format:
Artikel (online)
ID: 605461988
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024 7 0 |a 10.1007/s10114-015-4425-z  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s10114-015-4425-z 
245 0 0 |a Borel subalgebras of the Witt algebra  |h [Elektronische Daten]  |c [Yu Yao, Hao Chang] 
520 3 |a Let $\mathbb{F}$ be an algebraically closed field of characteristic p > 3, and $\mathfrak{g}$ be the Witt algebra over $\mathbb{F}$ . Let $\mathcal{N}$ be the nilpotent cone of $\mathfrak{g}$ . An explicit description of $\mathcal{N}$ is given, so that the conjugacy classes of Borel subalgebras of $\mathfrak{g}$ under the automorphism group of $\mathfrak{g}$ are determined. In contrast with only one conjugacy class of Borel subalgebras in a classical simple Lie algebra, there are two conjugacy classes of Borel subalgebras in g. The representatives of conjugacy classes of Borel subalgebras, i.e., the so-called standard Borel subalgebras, are precisely given. 
540 |a Institute of Mathematics, Academy of Mathematics and Systems Science, Chinese Academy of Sciences, Chinese Mathematical Society and Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Witt algebra  |2 nationallicence 
690 7 |a Borel subalgebra  |2 nationallicence 
690 7 |a nilpotent element  |2 nationallicence 
690 7 |a nilpotent cone  |2 nationallicence 
690 7 |a automorphism group  |2 nationallicence 
700 1 |a Yao  |D Yu  |u Department of Mathematics, Shanghai Maritime University, 201306, Shanghai, P. R. China  |4 aut 
700 1 |a Chang  |D Hao  |u Department of Mathematics, East China Normal University, 200241, Shanghai, P. R. China  |4 aut 
773 0 |t Acta Mathematica Sinica, English Series  |d Institute of Mathematics, Chinese Academy of Sciences and Chinese Mathematical Society  |g 31/8(2015-08-01), 1348-1358  |x 1439-8516  |q 31:8<1348  |1 2015  |2 31  |o 10114 
856 4 0 |u https://doi.org/10.1007/s10114-015-4425-z  |q text/html  |z Onlinezugriff via DOI 
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900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s10114-015-4425-z  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Yao  |D Yu  |u Department of Mathematics, Shanghai Maritime University, 201306, Shanghai, P. R. China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Chang  |D Hao  |u Department of Mathematics, East China Normal University, 200241, Shanghai, P. R. China  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Acta Mathematica Sinica, English Series  |d Institute of Mathematics, Chinese Academy of Sciences and Chinese Mathematical Society  |g 31/8(2015-08-01), 1348-1358  |x 1439-8516  |q 31:8<1348  |1 2015  |2 31  |o 10114