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一类三维幂零向量场的5次超规范形

Keywords: 三维幂零向量场,超规范形,新次数函数,多重李括号

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Abstract:

为了研究三维幂零向量场的超规范形(最简规范形、唯一规范形),利用新次数函数和多重李括号方法,通过引入分块矩阵的新记号,研究了一类具有对称性质的三维幂零向量场的5次超规范形问题;证明了在一定条件下,此类向量场的二阶规范形是超规范形,并获得其二阶5次超规范形的唯一形式;还研究了此类向量场的退化情况,验证了与二维结论的一致性.

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