Search Results1-20 of  27

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  • Umehara Masaaki ID: 9000017528769

    Articles in CiNii:1

    • A simplification of the proof of Bol's conjecture on sextactic points (2011)
  • UMEHARA Masaaki ID: 9000405679401

    Articles in CiNii:1

    • Space-like maximal surfaces containing entire null lines in Lorentz-Minkowski 3-space (2019)
  • Masaaki Umehara ID: 9000002246014

    Institute of Mathematics University of Tsukuba (1997 from CiNii)

    Articles in CiNii:1

    • A duality on CMC-1 surfaces in hyperbolic space,and a hyperbolic analogue of the Osserman Inequality (1997)
  • UMEHARA MASAAKI ID: 9000002243443

    大阪大学大学院理学研究科 (1996 from CiNii)

    Articles in CiNii:1

    • Geometry of scrolls (1996)
  • UMEHARA MASAAKI ID: 9000019982088

    Articles in CiNii:1

    • IRREDUCIBLE CONSTANT MEAN CURVATURE 1 SURFACES IN HYPERBOLIC SPACE WITH POSITIVE GENUS (1997)
  • UMEHARA MASAAKI ID: 9000019987739

    Articles in CiNii:1

    • EINSTEIN KAEHLER SUBMANIFOLDS OF A COMPLEX LINEAR OR HYPERBOLIC SPACE (1987)
  • UMEHARA MASAAKI ID: 9000021376862

    Articles in CiNii:1

    • INFLECTION POINTS AND DOUBLE TANGENTS ON ANTI-CONVEX CURVES IN THE REAL PROJECTIVE PLANE (2008)
  • UMEHARA MASAAKI ID: 9000021595729

    Articles in CiNii:1

    • MEAN CURVATURE 1 SURFACES IN HYPERBOLIC 3-SPACE WITH LOW TOTAL CURVATURE II (2003)
  • UMEHARA Masaaki ID: 9000002221743

    Department Mathematics, Graduate School of Science, Hiroshima University (2001 from CiNii)

    Articles in CiNii:1

    • Monodromy of isometric deformations of CMC surfaces (2001)
  • UMEHARA Masaaki ID: 9000002221829

    Department of Mathematics Graduate School of Science Osaka University (2009 from CiNii)

    Articles in CiNii:3

    • Flat fronts in hyperbolic 3-space and their caustics (2007)
    • Asymptotic behavior of flat surfaces in hyperbolic 3-space (2009)
    • Mean curvature 1 surfaces in hyperbolic 3-space with low total curvature I (2004)
  • UMEHARA Masaaki ID: 9000019988139

    INSTITUTE OF MATHEMATICS UNIVERSITY OF TSUKUBA (1991 from CiNii)

    Articles in CiNii:1

    • Deformations of symmetric spaces of compact type to their noncompact duals (1991)
  • UMEHARA Masaaki ID: 9000021567569

    Articles in CiNii:1

    • BEHAVIOR OF CORANK-ONE SINGULAR POINTS ON WAVE FRONTS (2008)
  • UMEHARA Masaaki ID: 9000022043280

    Institute of Mathematics University of Tsukuba (1988 from CiNii)

    Articles in CiNii:1

    • Diastases and real analytic functions on complex manifolds (1988)
  • Umehara Masaaki ID: 9000002245520

    Articles in CiNii:1

    • On complete hypersurfaces with harmonic corvature in a Rimannian manifold of constant curvature (1987)
  • Umehara Masaaki ID: 1000090193945

    広島大学理学研究科 (2002 from CiNii)

    Articles in CiNii:4

    • 3次元双曲型空間内の平均曲率1の曲面の幾何 (1995)
    • 3次元双曲型空間における平坦な曲面 (部分多様体の微分幾何学およびその周辺領域の研究) (2001)
    • Flat Fronts in Hyperbolic 3-space (General study on Riemannian submanifolds) (2002)
  • Umehara Masaaki ID: 9000002239433

    Department of Mathematics, Faculty of Science, Osaka University (1994 from CiNii)

    Articles in CiNii:1

    • 6-vertex theorem for closed planar curve which bounds and immersed surface with non-zero genus : Dedicated to Professor Hideki Ozeki on his sixtieth birthday (1994)
  • Umehara Masaaki ID: 9000002245477

    Articles in CiNii:1

    • Hypersurfaces with harmonic corvature (1986)
  • Umehara Masaaki ID: 9000002640514

    東京工業大学・情報理工学院 (2018 from CiNii)

    Articles in CiNii:6

    • 特異点をもつ曲面の幾何学 (部分多様体論とその周辺領域における新しい研究対象と方法 研究集会報告集) (2004)
    • 超曲面上のAk型の特異点の判定法とその応用 (部分多様体の微分幾何学およびその周辺領域の研究--RIMS研究集会報告集) (2009)
    • 波面の幾何学--その内的双対性とGauss-Bonnetの定理への応用 (可微分写像の特異点論とそれに関連する幾何学--RIMS研究集会報告集) (2010)
  • Umehara Masaaki ID: 9000024986956

    Articles in CiNii:1

    • Electron Injection Layers Consisting of Naphthalene Tetracarboxylic Dianhydride and Indium in n-Type Organic Field-Effect Transistors (2006)
  • Umehara Masaaki ID: 9000238876827

    Articles in CiNii:1

    • The duality between singular points and inflection points on wave fronts (2010)
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