Kojima, Hideo Smooth affine \(\mathbb{G}_m\)-surfaces with finite Picard groups and trivial units. (English) Zbl 1522.14079 Tokyo J. Math. 46, No. 1, 93-109 (2023). Reviewer: Alok Maharana (Mohali) MSC: 14R20 14R05 14J26 PDFBibTeX XMLCite \textit{H. Kojima}, Tokyo J. Math. 46, No. 1, 93--109 (2023; Zbl 1522.14079) Full Text: DOI Link
Kojima, Hideo Some results on open algebraic surfaces of logarithmic Kodaira dimension zero. (English) Zbl 1505.14125 J. Algebra 547, 238-261 (2020). MSC: 14R25 14J26 14R05 PDFBibTeX XMLCite \textit{H. Kojima}, J. Algebra 547, 238--261 (2020; Zbl 1505.14125) Full Text: DOI Link
Kitazawa, Chiaki; Kojima, Hideo; Nagamine, Takanori Closed polynomials and their applications for computations of kernels of monomial derivations. (English) Zbl 1435.13028 J. Algebra 533, 266-282 (2019). MSC: 13N15 13A50 13B25 PDFBibTeX XMLCite \textit{C. Kitazawa} et al., J. Algebra 533, 266--282 (2019; Zbl 1435.13028) Full Text: DOI arXiv
Kojima, Hideo Notes on kernels of rational higher derivations in integrally closed domains. (English) Zbl 1419.13049 Nihonkai Math. J. 29, No. 2, 69-76 (2018). MSC: 13N10 13F20 PDFBibTeX XMLCite \textit{H. Kojima}, Nihonkai Math. J. 29, No. 2, 69--76 (2018; Zbl 1419.13049) Full Text: Euclid
Kojima, Hideo; Nagamine, Takanori Closed polynomials in polynomial rings over integral domains. (English) Zbl 1320.13010 J. Pure Appl. Algebra 219, No. 12, 5493-5499 (2015). Reviewer: Władysław Narkiewicz (Wrocław) MSC: 13B25 13F20 13N15 PDFBibTeX XMLCite \textit{H. Kojima} and \textit{T. Nagamine}, J. Pure Appl. Algebra 219, No. 12, 5493--5499 (2015; Zbl 1320.13010) Full Text: DOI
Kojima, Hideo; Takahashi, Takeshi Normal del Pezzo surfaces of rank one with log canonical singularities. (English) Zbl 1259.14041 J. Algebra 360, 53-70 (2012); supplement ibid. 377, 312-316 (2013). Reviewer: Karol Palka (Warszawa) MSC: 14J26 14J17 PDFBibTeX XMLCite \textit{H. Kojima} and \textit{T. Takahashi}, J. Algebra 360, 53--70 (2012; Zbl 1259.14041) Full Text: DOI
Kojima, Hideo Open algebraic surfaces with \(\bar{\kappa} = \bar{p}_{g} = 0\) and \(\bar{P}_{2} > 0\). (English) Zbl 1244.14026 Osaka J. Math. 48, No. 4, 1063-1084 (2011). Reviewer: Rajendra Gurjar (Mumbai) MSC: 14J26 14R05 PDFBibTeX XMLCite \textit{H. Kojima}, Osaka J. Math. 48, No. 4, 1063--1084 (2011; Zbl 1244.14026) Full Text: Euclid
Kojima, Hideo On the kernels of some higher derivations in polynomial rings. (English) Zbl 1221.13041 J. Pure Appl. Algebra 215, No. 10, 2512-2514 (2011). Reviewer: Stefan Maubach (Bremen) MSC: 13N15 13A50 PDFBibTeX XMLCite \textit{H. Kojima}, J. Pure Appl. Algebra 215, No. 10, 2512--2514 (2011; Zbl 1221.13041) Full Text: DOI
Kojima, Hideo; Takahashi, Takeshi Reducible curves on rational surfaces. (English) Zbl 1127.14033 Tokyo J. Math. 29, No. 2, 301-317 (2006). Reviewer: Rajendra Gurjar (Mumbai) MSC: 14J26 14E05 PDFBibTeX XMLCite \textit{H. Kojima} and \textit{T. Takahashi}, Tokyo J. Math. 29, No. 2, 301--317 (2006; Zbl 1127.14033) Full Text: DOI
Kojima, Hideo On the logarithmic plurigenera of complements of plane curves. (English) Zbl 1098.14046 Math. Ann. 332, No. 1, 1-15 (2005). Reviewer: Rajendra Gurjar (Mumbai) MSC: 14R05 14H50 14J26 PDFBibTeX XMLCite \textit{H. Kojima}, Math. Ann. 332, No. 1, 1--15 (2005; Zbl 1098.14046) Full Text: DOI
Kojima, Hideo Structure of affine surfaces \({\mathbb{P}}^2-B\) with \(\overline\kappa \leq 1\). (English) Zbl 1047.14050 J. Algebra 253, No. 1, 100-111 (2002). MSC: 14R05 14J25 14F45 PDFBibTeX XMLCite \textit{H. Kojima}, J. Algebra 253, No. 1, 100--111 (2002; Zbl 1047.14050) Full Text: DOI
Kojima, Hideo On Veys’ conjecture. (English) Zbl 1039.14012 Indag. Math., New Ser. 10, No. 4, 537-538 (1999). MSC: 14H45 14F45 PDFBibTeX XMLCite \textit{H. Kojima}, Indag. Math., New Ser. 10, No. 4, 537--538 (1999; Zbl 1039.14012) Full Text: DOI
Kojima, Hideo Open rational surfaces with logarithmic Kodaira dimension zero. (English) Zbl 1066.14506 Int. J. Math. 10, No. 5, 619-642 (1999). MSC: 14J26 14R05 PDFBibTeX XMLCite \textit{H. Kojima}, Int. J. Math. 10, No. 5, 619--642 (1999; Zbl 1066.14506) Full Text: DOI