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J-GLOBAL ID：200901068280279961   Update date: Oct. 31, 2024

Noma Atsushi

ノマ アツシ | Noma Atsushi
Affiliation and department：
Yokohama National University Faculty of Environment and Information Sciences Division of Social Environment and Information

About Yokohama National University Faculty of Environment and Information Sciences Division of Social Environment and Information


Job title： Professor
Research field  (1)： Algebra
Research theme for competitive and other funds  (8)：
  • 2017 - 2022 The embedding structure, defining ideals and the projective m-normality of projective varieties
  • 2020 - 2025 A study of the structure of inner projections of projective varieties and its applications
  • 2014 - 2017 The embedding structure, defining ideals and the projective m-normality of projective varieties
  • 2011 - 2014 The embedding structure of projective varieties and their defining ideals
  • 2008 - 2011 Defining ideals of projective varieities and their embedding structure
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Papers (29)：
  • Noma, Atsushi. Duality for projective morphisms finite in codimension one and the positivity of double point divisors of general inner projections. COMMUNICATIONS IN ALGEBRA. 2024. 52. 5. 1930-1939
  • Noma, Atsushi. The number of irreducible components of the locus of nonbirational projection centers. JOURNAL OF PURE AND APPLIED ALGEBRA. 2024. 228. 3
  • Atsushi NOMA. Nonbirational centers of linear projections of scrolls over curves. KODAI MATHEMATICAL JOURNAL. 2022. 45. 3. 404-412
  • Atsushi Noma. Base-point-freeness of double-point divisors of smooth birational-divisors on conical rational scrolls. Journal of Algebra. 2018. 504. 39-53
  • Atsushi Noma. Projective varieties with nonbirational linear projections and applications. Transactions of the American Mathematical Society. 2018. 370. 4. 2299-2320
ｍore...
Lectures and oral presentations  (18)：
  • Loci of nonbirational linear centers of projective varieties
    (Conference on Geometry of Projective Varieties and its Related Topics 2024 2024)
  • Nonbirational linear projections of projective varieties in positive characteristic
    (Workshop on Tropical Geometry, Singularity theory, and Algebraic Geometry -- in honor of the 60th birthday of Professor Masanori Kobayashi 2024)
  • Nonbirational linear projection of projective variety -- Segre locus and Grassman-Segre locus I, II
    (Algebraic Geometry Seminar in Kumamoto 2024)
  • Duality for projective morphisms finite in codimension one and the positivity of double point divisors of general inner projections
    (MSJ Spring Meeting 2024 2024)
  • Upper bound on the number of irreducible components of nonbirational centers of a projective variety
    (MSJ Autumn Meeting 2023 2023)
ｍore...
Education (2)：
  • - 1993 Waseda University Graduate School, Division of Science and Engineering
  • - 1988 Waseda University Faculty of Science and Engineering
Professional career (1)：
  • 博士(理学) (早稲田大学)
※ Researcher’s information displayed in J-GLOBAL is based on the information registered in researchmap. For details, see here.

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