Kubota, K. Enumeration of subdifferentials of piecewise linear functions with ABS-normal form. (English) Zbl 1403.65012 Optim. Methods Softw. 33, No. 4-6, 1156-1172 (2018). MSC: 65D25 49J52 26A24 26A27 65K99 PDF BibTeX XML Cite \textit{K. Kubota}, Optim. Methods Softw. 33, No. 4--6, 1156--1172 (2018; Zbl 1403.65012) Full Text: DOI
Kubota, K. Matrix inversion algorithms by means of automatic differentiation. (English) Zbl 0802.65021 Appl. Math. Lett. 7, No. 4, 19-22 (1994). MSC: 65F05 65D25 15-04 PDF BibTeX XML Cite \textit{K. Kubota}, Appl. Math. Lett. 7, No. 4, 19--22 (1994; Zbl 0802.65021) Full Text: DOI
Kubota, Kôji Existence of a global solution to a semi-linear wave equation with initial data of non-compact support in low space dimensions. (English) Zbl 0805.35052 Hokkaido Math. J. 22, No. 2, 123-180 (1993). Reviewer: Y.Ebihara (Fukuoka) MSC: 35K55 35K15 35B40 PDF BibTeX XML Cite \textit{K. Kubota}, Hokkaido Math. J. 22, No. 2, 123--180 (1993; Zbl 0805.35052) Full Text: DOI
Kubota, Kôji Microlocal parametrices and propagation of singularities near gliding points for hyperbolic mixed problems. II. (English) Zbl 0697.35086 Hokkaido Math. J. 17, No. 3, 373-437 (1988). Reviewer: B.Helffer MSC: 35L50 35S05 35A08 PDF BibTeX XML Cite \textit{K. Kubota}, Hokkaido Math. J. 17, No. 3, 373--437 (1988; Zbl 0697.35086) Full Text: DOI
Kubota, Kôji Microlocal parametrices and propagation of singularities near gliding points for hyperbolic mixed problems. I. (English) Zbl 0619.35071 Hokkaido Math. J. 15, 243-308 (1986). Reviewer: B.Helffer MSC: 35L55 35L67 35S05 35A30 PDF BibTeX XML Cite \textit{K. Kubota}, Hokkaido Math. J. 15, 243--308 (1986; Zbl 0619.35071) Full Text: DOI
Kubota, Kôji Parametrices and propagation of singularities near gliding points for mixed problems for symmetric hyperbolic systems. II. (English) Zbl 0592.35086 Proc. Japan Acad., Ser. A 60, 315-318 (1984). Reviewer: V.Petkov MSC: 35L50 35L65 35L67 PDF BibTeX XML Cite \textit{K. Kubota}, Proc. Japan Acad., Ser. A 60, 315--318 (1984; Zbl 0592.35086) Full Text: DOI
Kubota, Kôji Parametrices and propagation of singularities near gliding points for mixed problems for symmetric hyperbolic systems. I. (English) Zbl 0572.35066 Proc. Japan Acad., Ser. A 60, 291-294 (1984). Reviewer: V.Petkov MSC: 35L50 35L67 35A30 PDF BibTeX XML Cite \textit{K. Kubota}, Proc. Japan Acad., Ser. A 60, 291--294 (1984; Zbl 0572.35066) Full Text: DOI
Kubota, Koji Microlocal parametrices for mixed problems for symmetric hyperbolic systems with diffractive boundary. (English) Zbl 0499.35072 Hokkaido Math. J. 10, 264-298 (1981). MSC: 35L50 78A25 74B99 74H99 PDF BibTeX XML Cite \textit{K. Kubota}, Hokkaido Math. J. 10, 264--298 (1981; Zbl 0499.35072) Full Text: DOI
Kubota, Koji Remarks on \(L^2\)-well posedness of mixed problems for hyperbolic systems. (English) Zbl 0357.35055 Hokkaido Math. J. 6, 74-101 (1977). MSC: 35L55 35D05 35B45 PDF BibTeX XML Cite \textit{K. Kubota}, Hokkaido Math. J. 6, 74--101 (1977; Zbl 0357.35055) Full Text: DOI
Kubota, Koji A characterization of \(L^2\)-well posedness for iterations of hyperbolic mixed problems of second order. (English) Zbl 0377.35040 Proc. Japan Acad. 52, 492-495 (1976). MSC: 35L10 35A35 35B45 PDF BibTeX XML Cite \textit{K. Kubota}, Proc. Japan Acad. 52, 492--495 (1976; Zbl 0377.35040) Full Text: DOI
Kubota, Koji Remarks on boundary value problems for hyperbolic equations. (English) Zbl 0268.35061 Hokkaido Math. J. 2, 202-213 (1973). MSC: 35L35 35B45 PDF BibTeX XML Cite \textit{K. Kubota}, Hokkaido Math. J. 2, 202--213 (1973; Zbl 0268.35061) Full Text: DOI