Sumioka, Takeshi; Tokashiki, Takashi On simple-injective modules. (English) Zbl 1081.16004 Math. J. Okayama Univ. 46, 9-16 (2004). Reviewer: Iuliu Crivei (Cluj-Napoca) MSC: 16D50 × Cite Format Result Cite Review PDF
Morimoto, Mari; Sumioka, Takeshi Semilocal pairs and finitely cogenerated injective modules. (English) Zbl 0984.16008 Osaka J. Math. 37, No. 4, 801-810 (2000). Reviewer: Y.Kurata (Hadano) MSC: 16D50 16D20 × Cite Format Result Cite Review PDF
Morimoto, Mari; Sumioka, Takeshi On dual pairs and simple-injective modules. (English) Zbl 0953.16005 J. Algebra 226, No. 1, 191-201 (2000). Reviewer: Y.Kurata (Hadano) MSC: 16D50 16L30 16D20 16P60 × Cite Format Result Cite Review PDF Full Text: DOI
Hoshino, Mitsuo; Sumioka, Takeshi Colocal pairs in perfect rings. (English) Zbl 0972.16008 Osaka J. Math. 36, No. 3, 587-603 (1999). Reviewer: J.L.Gómez-Pardo (Santiago de Compostela) MSC: 16L30 16D50 × Cite Format Result Cite Review PDF
Hoshino, Mitsuo; Sumioka, Takeshi Injective pairs in perfect rings. (English) Zbl 0937.16004 Osaka J. Math. 35, No. 3, 501-508 (1998). Reviewer: Yu.N.Mal’tsev (Barnaul) MSC: 16D50 16L30 × Cite Format Result Cite Review PDF
Morimoto, Mari; Sumioka, Takeshi Generalizations of theorems of Fuller. (English) Zbl 0889.16008 Osaka J. Math. 34, No. 3, 689-701 (1997). Reviewer: Zhang Jule (Wuhu) MSC: 16L30 16D50 16D70 16P20 16N60 × Cite Format Result Cite Review PDF
Sumioka, Takeshi; Tozaki, Shojiro On almost QF rings. (English) Zbl 0879.16007 Osaka J. Math. 33, No. 3, 649-661 (1996). Reviewer: J.K.Park (Pusan) MSC: 16L60 16P60 × Cite Format Result Cite Review PDF
Sumioka, Takeshi On Artinian rings of right local type. (English) Zbl 0649.16015 Math. J. Okayama Univ. 29, 127-146 (1987). Reviewer: Dinh van Huynh MSC: 16P20 16D70 16Gxx × Cite Format Result Cite Review PDF
Sumioka, Takeshi Tachikawa’s theorem on algebras of left colocal type. (English) Zbl 0546.16007 Osaka J. Math. 21, 629-648 (1984). Reviewer: L.C.A.van Leeuwen MSC: 16P20 16Gxx 16D80 × Cite Format Result Cite Review PDF
Asashiba, Hideto; Sumioka, Takeshi On Krull-Schmidt’s theorem and the indecomposability of amalgamated sum. (English) Zbl 0516.16022 Osaka J. Math. 20, 321-329 (1983). MSC: 16Gxx 16D70 × Cite Format Result Cite Review PDF
Sumioka, Takeshi Representation theory of one-sided serial rings. (Japanese) Zbl 0582.16005 Ring theory and algebraic geometry, Proc. 28th Symp. Algebra, Chiba Univ. 1982, 78-87 (1982). Reviewer: Y.Kurata MSC: 16P20 16Gxx 16D80 × Cite Format Result Cite Review PDF
Asashiba, Hideto; Sumioka, Takeshi On the indecomposability of amalgamated sums. (English) Zbl 0489.16023 Proc. 14th Symp. Ring theory, Matsumoto/Jap. 1981, 77-84 (1981). MSC: 16Gxx 16P20 16D70 × Cite Format Result Cite Review PDF
Sumioka, Takeshi On QF-3 and 1-Gorenstein rings. (English) Zbl 0426.16013 Osaka J. Math. 16, 395-403 (1979). MSC: 16L60 16S90 16P50 16P60 16D50 × Cite Format Result Cite Review PDF
Sumioka, Takeshi On non-singular \(QF-3'\) rings with injective dimension \(\leq 1\). (English) Zbl 0391.16012 Osaka J. Math. 15, 1-11 (1978). MSC: 16L60 16P60 16D50 16E10 × Cite Format Result Cite Review PDF
Sumioka, Takeshi On finite dimensional QF-3’ rings. (English) Zbl 0377.16008 Proc. 10th Symp. Ring Theory, Shinshu Univ., Matsumoto 1977, 99-105 (1978). MSC: 16L60 16P60 16P10 × Cite Format Result Cite Review PDF
Sumioka, Takeshi A characterization of the triangular matrix rings over QF rings. (English) Zbl 0324.16015 Osaka J. Math. 12, 449-456 (1975). MSC: 16L60 16S50 16P10 16D50 × Cite Format Result Cite Review PDF
Sumioka, Takeshi A note on the Grothendieck group of a finite abelian group. (English) Zbl 0282.20044 Osaka J. Math. 10, 21-24 (1973). MSC: 20K10 20C05 16E20 × Cite Format Result Cite Review PDF