Index theorem for a maximally overdetermined system of linear differential equations. (English) Zbl 0305.35073


35N10 Overdetermined systems of PDEs with variable coefficients
32Sxx Complex singularities
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[1] M. Sato, T. Kawai, and M. Kashiwara: Microfunctions and Pseudo-Differential Equations. Lecture note in Math., No. 287, Springer, Berlin-Heidelberg-New York, 265-529 (1973). · Zbl 0277.46039
[2] M. Kashiwara: An Algebraic Study of Partial Differential Equations. Local Theory of Differential Operators (These). Sugakushinkokai (1970) (in Japanese).
[3] M. Kashiwara: On the maximally overdetermined system of linear differential equations. I (to appear). · Zbl 0313.58019 · doi:10.2977/prims/1195192011
[4] H. Komatsu: On the index of ordinary differential operators. J. Fac. Sci., Univ. Tokyo, Sect. IA, 18, 379-398 (1971). · Zbl 0232.34026
[5] B. Malgrange: Sur les points singuliers des equations differentielles, Semi-naire Goulaouic-Schwartz, Exposes 20-22 (1971-1972). · Zbl 0252.34031
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