Sato-Kashiwara Determinant and Levi Conditions for Systems
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概要
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We prove that a second-microlocal version of the Sato-Kashiwara determinant computes the Newton polygon of determined systems of linear partial differential operators with constant multiplicities. Applications are given to the Cauchy problem for hyperbolic systems with regular singularities.
- 東京大学の論文
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関連論文
- Microlocal smoothing effect for Schrodinger equations in Gevrey spaces
- Sato-Kashiwara Determinant and Levi Conditions for Systems