| 一类微分算子的亚椭圆性与局部可解性 |
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| 引用本文： | 车向凯. 一类微分算子的亚椭圆性与局部可解性[J]. 东北大学学报(自然科学版), 1990, 0(5) |
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| 作者姓名： | 车向凯 |
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| 作者单位： | 东北工学院数学系 |
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| 摘 要： | 考虑形如P=(D_t—iat~kD_x~l)(D_l—ibt~kD_x~l)+ct~(k-1)D_x~l的一类线性微分算子,给出其在原点亚椭圆性与局部可解性的条件。
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| 关 键 词： | 微分算子 亚椭圆性 局部可解性 共轭算子 |
On the Hypoelliptcity and Local Solvability of a Class of Differential Operators |
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| Che Xiangkai. On the Hypoelliptcity and Local Solvability of a Class of Differential Operators[J]. Journal of Northeastern University(Natural Science), 1990, 0(5) |
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| Authors: | Che Xiangkai |
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| Affiliation: | Che Xiangkai |
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| Abstract: | Such a class of differential operators in the form as P = (Dt- iatkDzl)(Dt-ibtkDx1) +ctk-1 Dx1 are discussed and the conditions of hypoelliptcity and local solvability at the origin are given. |
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| Keywords: | differential operator hypoelliptcity local solvability conjugate operator. |
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