Izuchi, Kei Ji; Izuchi, Yuko Path connected components in the spaces of weighted composition operators with the strong operator topology. II. (English) Zbl 1463.47082 J. Indian Math. Soc., New Ser. 85, No. 1-2, 92-99 (2018). MSC: 47B33 30H10 PDFBibTeX XMLCite \textit{K. J. Izuchi} and \textit{Y. Izuchi}, J. Indian Math. Soc., New Ser. 85, No. 1--2, 92--99 (2018; Zbl 1463.47082) Full Text: DOI
Izuchi, Kei Ji; Izuchi, Yuko Path connected components in the space of weighted composition operators on the \(QA\) space. (English) Zbl 06921770 Stud. Math. 243, No. 3, 251-267 (2018). MSC: 47B33 30H05 PDFBibTeX XMLCite \textit{K. J. Izuchi} and \textit{Y. Izuchi}, Stud. Math. 243, No. 3, 251--267 (2018; Zbl 06921770) Full Text: DOI
Izuchi, Kei Ji; Izuchi, Kou Hei; Izuchi, Yuko Weighted composition operators whose ranges contain the disk algebra II. (English) Zbl 06914822 Bull. Korean Math. Soc. 55, No. 2, 507-514 (2018). MSC: 47B33 46J15 30H50 PDFBibTeX XMLCite \textit{K. J. Izuchi} et al., Bull. Korean Math. Soc. 55, No. 2, 507--514 (2018; Zbl 06914822) Full Text: Link
Izuchi, Kei Ji; Izuchi, Yuko Path connected components in the spaces of nonzero weighted composition operators with the strong operator topology. I. (English) Zbl 1449.47053 Int. J. Funct. Anal. Oper. Theory Appl. 7, No. 3, 161-176 (2015). MSC: 47B33 46E15 PDFBibTeX XMLCite \textit{K. J. Izuchi} and \textit{Y. Izuchi}, Int. J. Funct. Anal. Oper. Theory Appl. 7, No. 3, 161--176 (2015; Zbl 1449.47053) Full Text: DOI
Izuchi, Kei Ji; Izuchi, Yuko; Ohno, Shûichi Topological properties of path connected components in spaces of weighted composition operators into \(L^{1}\). (English) Zbl 1333.47021 Rocky Mt. J. Math. 45, No. 3, 941-962 (2015). Reviewer: Kehe Zhu (Albany) MSC: 47B33 47B38 30H10 PDFBibTeX XMLCite \textit{K. J. Izuchi} et al., Rocky Mt. J. Math. 45, No. 3, 941--962 (2015; Zbl 1333.47021) Full Text: DOI Euclid
Izuchi, Kei Ji; Izuchi, Yuko Path-connected components in weighted composition operators on the disk algebra with the essential operator norm. (English) Zbl 1325.30052 Math. Proc. R. Ir. Acad. 115A, No. 1, 51-65 (2015). Reviewer: Evgueni Doubtsov (St. Petersburg) MSC: 30H50 47B33 PDFBibTeX XMLCite \textit{K. J. Izuchi} and \textit{Y. Izuchi}, Math. Proc. R. Ir. Acad. 115A, No. 1, 51--65 (2015; Zbl 1325.30052)
Izuchi, Kei Ji; Izuchi, Kou Hei; Izuchi, Yuko Weighted composition operators whose ranges contain the disk algebra. (English) Zbl 1319.47021 Complex Var. Elliptic Equ. 60, No. 7, 938-944 (2015). MSC: 47B33 46J15 30H50 PDFBibTeX XMLCite \textit{K. J. Izuchi} et al., Complex Var. Elliptic Equ. 60, No. 7, 938--944 (2015; Zbl 1319.47021) Full Text: DOI
Izuchi, Kei Ji; Izuchi, Kou Hei; Izuchi, Yuko Inner functions and weighted composition operators on the Hardy-Hilbert space with the unbounded weights. (English) Zbl 1323.47029 Ann. Funct. Anal. 6, No. 2, 104-115 (2015). MSC: 47B33 47B38 30H10 PDFBibTeX XMLCite \textit{K. J. Izuchi} et al., Ann. Funct. Anal. 6, No. 2, 104--115 (2015; Zbl 1323.47029) Full Text: DOI Euclid
Hosokawa, Takuya; Izuchi, Kei Ji; Ohno, Shûichi Weighted composition operators between Hilbert spaces of analytic functions in the operator norm and Hilbert-Schmidt norm topologies. (English) Zbl 1297.47026 J. Math. Anal. Appl. 421, No. 2, 1546-1558 (2015). MSC: 47B33 46B28 PDFBibTeX XMLCite \textit{T. Hosokawa} et al., J. Math. Anal. Appl. 421, No. 2, 1546--1558 (2015; Zbl 1297.47026) Full Text: DOI
Izuchi, Kei Ji; Ohno, Shûichi Topological structure of the space of weighted composition operators between different Hardy spaces. (English) Zbl 1302.47050 Integral Equations Oper. Theory 80, No. 2, 153-164 (2014). MSC: 47B38 47B33 30H10 PDFBibTeX XMLCite \textit{K. J. Izuchi} and \textit{S. Ohno}, Integral Equations Oper. Theory 80, No. 2, 153--164 (2014; Zbl 1302.47050) Full Text: DOI
Izuchi, Kei Ji; Izuchi, Yuko; Ohno, Shûichi Path connected components in weighted composition operators on \(h^\infty\) and \(H^\infty\) with the operator norm. (English) Zbl 1282.47048 Trans. Am. Math. Soc. 365, No. 7, 3593-3612 (2013). Reviewer: Evgueni Doubtsov (St. Petersburg) MSC: 47B38 30H05 47B33 PDFBibTeX XMLCite \textit{K. J. Izuchi} et al., Trans. Am. Math. Soc. 365, No. 7, 3593--3612 (2013; Zbl 1282.47048) Full Text: DOI
Izuchi, Kei Ji; Izuchi, Kou Hei Essential norms of linear combinations of composition operators on \(h^{\infty }\). (English) Zbl 1277.47035 J. Korean Math. Soc. 50, No. 1, 137-159 (2013). Reviewer: Karim Boulabiar (Tunis) MSC: 47B33 46J15 PDFBibTeX XMLCite \textit{K. J. Izuchi} and \textit{K. H. Izuchi}, J. Korean Math. Soc. 50, No. 1, 137--159 (2013; Zbl 1277.47035) Full Text: DOI Link
Izuchi, Kei Ji; Izuchi, Kou Hei; Izuchi, Yuko Sums of weighted composition operators on COP. (English) Zbl 1264.47027 Glasg. Math. J. 55, No. 1, 229-239 (2013). Reviewer: Raymond Mortini (Metz) MSC: 47B33 30H30 PDFBibTeX XMLCite \textit{K. J. Izuchi} et al., Glasg. Math. J. 55, No. 1, 229--239 (2013; Zbl 1264.47027) Full Text: DOI
Izuchi, Kei Ji; Izuchi, Yuko; Ohno, Shûichi Path connected components in the space of weighted composition operators on the disk algebra. (English) Zbl 1301.47036 Math. Proc. R. Ir. Acad. 112A, No. 2, 59-77 (2012). Reviewer: José Bonet (Valencia) MSC: 47B33 30H10 PDFBibTeX XMLCite \textit{K. J. Izuchi} et al., Math. Proc. R. Ir. Acad. 112A, No. 2, 59--77 (2012; Zbl 1301.47036) Full Text: DOI
Izuchi, Kei Ji; Nguyen, Quang Dieu; Ohno, Shûichi Composition operators induced by analytic maps to the polydisk. (English) Zbl 1257.47027 Can. J. Math. 64, No. 6, 1329-1340 (2012). Reviewer: Brett Wick (Atlanta) MSC: 47B33 32A35 30H10 32M15 42B30 43A85 46J15 PDFBibTeX XMLCite \textit{K. J. Izuchi} et al., Can. J. Math. 64, No. 6, 1329--1340 (2012; Zbl 1257.47027) Full Text: DOI
Izuchi, Kei-Ji; Izuchi, Kou-Hei; Izuchi, Yuko Wandering subspaces and the Beurling type theorem. III. (English) Zbl 1248.47008 J. Math. Soc. Japan 64, No. 2, 627-658 (2012). Reviewer: Ömer Gök (Istanbul) MSC: 47A15 32A35 47B33 PDFBibTeX XMLCite \textit{K.-J. Izuchi} et al., J. Math. Soc. Japan 64, No. 2, 627--658 (2012; Zbl 1248.47008) Full Text: DOI Euclid
Izuchi, Kei Ji; Izuchi, Yuko; Ohno, Shûichi Weighted composition operators on the space of bounded harmonic functions. (English) Zbl 1241.47023 Integral Equations Oper. Theory 71, No. 1, 91-111 (2011). Reviewer: Oscar Blasco (Valencia) MSC: 47B33 47B38 30H10 PDFBibTeX XMLCite \textit{K. J. Izuchi} et al., Integral Equations Oper. Theory 71, No. 1, 91--111 (2011; Zbl 1241.47023) Full Text: DOI
Izuchi, Kei Ji; Ohno, Shûichi Sums of weighted composition operators on \(H^\infty\). (English) Zbl 1229.47035 J. Math. Anal. Appl. 384, No. 2, 683-689 (2011). Reviewer: Brett Wick (Atlanta) MSC: 47B33 PDFBibTeX XMLCite \textit{K. J. Izuchi} and \textit{S. Ohno}, J. Math. Anal. Appl. 384, No. 2, 683--689 (2011; Zbl 1229.47035) Full Text: DOI
Choa, Jun Soo; Izuchi, Kei Ji; Ohno, Shûichi Composition operators on the space of bounded harmonic functions. (English) Zbl 1155.47027 Integral Equations Oper. Theory 61, No. 2, 167-186 (2008). Reviewer: Oscar Blasco (Valencia) MSC: 47B33 46J15 PDFBibTeX XMLCite \textit{J. S. Choa} et al., Integral Equations Oper. Theory 61, No. 2, 167--186 (2008; Zbl 1155.47027) Full Text: DOI
Izuchi, Kei Ji; Ohno, Shûichi Linear combinations of composition operators on \(H^{\infty }\). (English) Zbl 1151.47035 J. Math. Anal. Appl. 338, No. 2, 820-839 (2008). Reviewer: Mikael Lindström (Oulu) MSC: 47B33 47B07 PDFBibTeX XMLCite \textit{K. J. Izuchi} and \textit{S. Ohno}, J. Math. Anal. Appl. 338, No. 2, 820--839 (2008; Zbl 1151.47035) Full Text: DOI
Hosokawa, Takuya; Izuchi, Keiji; Ohno, Shûichi Topological structure of the space of weighted composition operators on \(H^\infty\). (English) Zbl 1098.47025 Integral Equations Oper. Theory 53, No. 4, 509-526 (2005). Reviewer: Kehe Zhu (Albany) MSC: 47B33 47B38 PDFBibTeX XMLCite \textit{T. Hosokawa} et al., Integral Equations Oper. Theory 53, No. 4, 509--526 (2005; Zbl 1098.47025) Full Text: DOI
Hosokawa, Takuya; Izuchi, Keiji Essential norms of differences of composition operators on \(H^{\infty}\). (English) Zbl 1100.47022 J. Math. Soc. Japan 57, No. 3, 669-690 (2005). Reviewer: Mikael Lindström (Åbo) MSC: 47B33 46J15 47A30 PDFBibTeX XMLCite \textit{T. Hosokawa} and \textit{K. Izuchi}, J. Math. Soc. Japan 57, No. 3, 669--690 (2005; Zbl 1100.47022) Full Text: DOI
Hosokawa, Takuya; Izuchi, Keiji; Zheng, Dechao Isolated points and essential components of composition operators on \(H^\infty\). (English) Zbl 1008.47031 Proc. Am. Math. Soc. 130, No. 6, 1765-1773 (2002). Reviewer: Raymond Mortini (Metz) MSC: 47B33 47B38 PDFBibTeX XMLCite \textit{T. Hosokawa} et al., Proc. Am. Math. Soc. 130, No. 6, 1765--1773 (2002; Zbl 1008.47031) Full Text: DOI