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https://researchmap.jp/0205?lang=en

Other IDs

Scopus Author ID: 35427960400
Scopus Author ID: 57189550002
Researcher Name Resolver ID: 1000080189307

Countries

Japan

Activities

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Employment (6)

Yokohama National University: Yokohama, JP

2023-05-01 to present | Adjunct Professor (corresponding to Full Professor)
Employment
Source: Self-asserted source
Takashi Nishimura

Yokohama National University: Yokohama, JP

2023-04-01 to present | Emeritus Professor
Employment
Source: Self-asserted source
Takashi Nishimura

Yokohama National University: Yokohama, Kanagawa, JP

2006-04-01 to 2023-03-31 | Full Professor
Employment
Source: Self-asserted source
Takashi Nishimura

Yokohama National University: Yokohama, Kanagawa, JP

1993-04-01 to 2006-03-31 | Associate Professor
Employment
Source: Self-asserted source
Takashi Nishimura

Yokohama National University: Yokohama, Kanagawa, JP

1988-04-01 to 1993-03-31 | Assistant Professor
Employment
Source: Self-asserted source
Takashi Nishimura

Waseda University: Tokyo, Shinjuku-ku, JP

1986-04-01 to 1988-03-01 | Assistant Professor
Employment
Source: Self-asserted source
Takashi Nishimura

Education and qualifications (3)

Waseda Daigaku: Shinjuku-ku, Tokyo, JP

1983-04-01 to 1987-03-31 | Doctor of Science (Graduate School of Science and Technology)
Education
Source: Self-asserted source
Takashi Nishimura

Waseda Daigaku: Shinjuku-ku, Tokyo, JP

1981-04-01 to 1983-03-31 | Master of Science (Graduate School of Science and Technology)
Education
Source: Self-asserted source
Takashi Nishimura

Waseda Daigaku: Shinjuku-ku, Tokyo, JP

1977-04-01 to 1981-03-31 | Bachelor of Science (College of Science and Technology)
Education
Source: Self-asserted source
Takashi Nishimura

Professional activities (1)

Mathematical Society of Japan: Tokyo, Taito-ku, JP

Member
Service
Source: Self-asserted source
Takashi Nishimura

Works (50 of 63)

Items per page:
Page 1 of 2

Corrigendum to “The spherical dual transform is an isometry for spherical Wulff shapes” (Studia Math. 245 (2019), 201–211)

Studia Mathematica
2024 | Journal article
DOI: 10.4064/sm230803-27-8
Part of ISSN: 0039-3223
Part of ISSN: 1730-6337
Contributors: Huhe Han; Takashi Nishimura
Source: Self-asserted source
Takashi Nishimura

Envelopes created by circle families in the plane

Journal of Geometry
2024-04 | Journal article
DOI: 10.1007/s00022-023-00708-z
Part of ISSN: 0047-2468
Part of ISSN: 1420-8997
Contributors: Yongqiao Wang; Takashi Nishimura
Source: Self-asserted source
Takashi Nishimura

Hyperplane families creating envelopes

Nonlinearity
2022-05-05 | Journal article
DOI: 10.1088/1361-6544/ac61a0
Contributors: Takashi Nishimura
Source: check_circle
Crossref

Anti-orthotomics of frontals and their applications

Journal of Mathematical Analysis and Applications
2020 | Journal article
DOI: 10.1016/j.jmaa.2020.124019
EID:

2-s2.0-85082649957

Part of ISSN: 10960813 0022247X
Contributors: Janeczko, S.; Nishimura, T.
Source: Self-asserted source
Takashi Nishimura via Scopus - Elsevier
grade
Preferred source (of 2)‎

Kato’s chaos created by quadratic mappings associated with spherical orthotomic curves

Journal of Singularities
2020 | Journal article
DOI: 10.5427/jsing.2020.21l
EID:

2-s2.0-85081692347

Part of ISSN: 19492006
Contributors: Nishimura, T.
Source: Self-asserted source
Takashi Nishimura via Scopus - Elsevier
grade
Preferred source (of 2)‎

Simultaneous smoothness and simultaneous stability of a C<sup>∞</sup> strictly convex integrand and its dual

Kodai Mathematical Journal
2020 | Journal article
DOI: 10.2996/kmj/1594313551
EID:

2-s2.0-85087802777

Part of ISSN: 03865991
Contributors: Batista, E.B.; Han, H.; Nishimura, T.
Source: Self-asserted source
Takashi Nishimura via Scopus - Elsevier
grade
Preferred source (of 2)‎

The spherical dual transform is an isometry for spherical Wulff shapes

Studia Mathematica
2019 | Journal article
DOI: 10.4064/sm8406-9-2016
Part of ISSN: 0039-3223
Contributors: Huhe Han; Takashi Nishimura
Source: Self-asserted source
Takashi Nishimura via Crossref Metadata Search
grade
Preferred source (of 3)‎

Lowerable vector fields for a finitely L-determined multigerm

Hokkaido Mathematical Journal
2018 | Journal article
EID:

2-s2.0-85046458007
Contributors: Mizota, Y.; Nishimura, T.
Source: Self-asserted source
Takashi Nishimura via Scopus - Elsevier

Preservation of immersed or injective properties by composing generic generalized distance-squared mappings

Springer Proceedings in Mathematics and Statistics
2018 | Conference paper
DOI: 10.1007/978-3-319-73639-6_18
EID:

2-s2.0-85044463843
Contributors: Ichiki, S.; Nishimura, T.
Source: Self-asserted source
Takashi Nishimura via Scopus - Elsevier

可微分 CONVEX INTEGRAND とそのDUALの同時安定性について

数理解析研究所講究録
2018 | Dataset
Source: Self-asserted source
Takashi Nishimura

Jacobian-squared function-germs

Pure and Applied Mathematics Quarterly
2017 | Journal article
DOI: 10.4310/pamq.2017.v13.n4.a5
Part of ISSN: 1558-8599
Contributors: Takashi Nishimura
Source: Self-asserted source
Takashi Nishimura via Crossref Metadata Search
grade
Preferred source (of 3)‎

STABILITY OF <i>C</i><b><sup>∞ </sup></b>CONVEX INTEGRANDS

Kyushu Journal of Mathematics
2017 | Journal article
DOI: 10.2206/kyushujm.71.187
Part of ISSN: 1340-6116
Contributors: Erica Boizan BATISTA; Huhe HAN; Takashi NISHIMURA
Source: Self-asserted source
Takashi Nishimura via Crossref Metadata Search
grade
Preferred source (of 2)‎

Self-dual Wulff shapes and spherical convex bodies of constant width ${\pi}/{2}$

Journal of the Mathematical Society of Japan
2017-10 | Journal article
DOI: 10.2969/jmsj/06941475
Part of ISSN: 0025-5645
Contributors: Huhe HAN; Takashi NISHIMURA
Source: Self-asserted source
Takashi Nishimura via Crossref Metadata Search
grade
Preferred source (of 2)‎

Strictly convex Wulff shapes and $C^1$ convex integrands

Proceedings of the American Mathematical Society
2017-04-07 | Journal article
DOI: 10.1090/proc/13510
Part of ISSN: 0002-9939
Contributors: Huhe Han; Takashi Nishimura
Source: Self-asserted source
Takashi Nishimura via Crossref Metadata Search
grade
Preferred source (of 2)‎

Generalized distance-squared mappings of the plane into the plane

Advances in Geometry
2016 | Journal article
DOI: 10.1515/advgeom-2015-0044
EID:

2-s2.0-84966405036
Contributors: Ichiki, S.; Nishimura, T.; Sinha, R.O.; Ruas, M.A.S.
Source: Self-asserted source
Takashi Nishimura via Scopus - Elsevier

Liftable vector fields over corank one multigerms

Mathematische Annalen
2016 | Journal article
DOI: 10.1007/s00208-015-1340-7
EID:

2-s2.0-84949978903
Contributors: Nishimura, T.; Oset Sinha, R.; Ruas, M.A.S.; Wik Atique, R.
Source: Self-asserted source
Takashi Nishimura via Scopus - Elsevier

Theory of singularities of smooth mappings and around it

RIMS Kôkyûroku Bessatsu
2016 | Journal issue or edition
Source: Self-asserted source
Takashi Nishimura

School on Real and Complex Singularities in São Carlos, 2012

2016-07 | Book
DOI: 10.1142/e047
Part of ISBN: 9784864970303
Contributors: Raimundo Nonato Araúujo dos Santos; Victor Hugo Jorge Pérez; Takashi Nishimura; Osamu Saeki
Source: Self-asserted source
Takashi Nishimura via Crossref Metadata Search
grade
Preferred source (of 2)‎

Aperture of plane curves

Journal of Singularities
2015 | Journal article
DOI: 10.5427/jsing.2015.12e
Part of ISSN: 1949-2006
Contributors: Daisuke Kagatsume; Takashi Nishimura
Source: Self-asserted source
Takashi Nishimura via Crossref Metadata Search
grade
Preferred source (of 2)‎

Bi-Lipschitz A-equivalence of K-equivalent map-germs

2014 | Journal article
DOI:

10.1007/s13398-012-0105-3

EID:

2-s2.0-84897943154
Contributors: Costa, J.C.F.; Nishimura, T.; Ruas, M.A.S.
Source: Self-asserted source
Takashi Nishimura via Scopus - Elsevier

Preface

Journal of Singularities
2014 | Journal article
EID:

2-s2.0-84919933197
Contributors: Saeki, O.; Jorge Pérez, V.H.; Nishimura, T.; Araújo dos Santos, R.
Source: Self-asserted source
Takashi Nishimura via Scopus - Elsevier
grade
Preferred source (of 2)‎

Recognizable classification of Lorentzian distance-squared mappings

2014 | Journal article
DOI:

10.1016/j.geomphys.2014.03.005

EID:

2-s2.0-84897439959
Contributors: Ichiki, S.; Nishimura, T.
Source: Self-asserted source
Takashi Nishimura via Scopus - Elsevier
grade
Preferred source (of 2)‎

Topological aspect of Wulff shapes

2014 | Journal article
DOI:

10.2969/jmsj/06610089

EID:

2-s2.0-84894200323
Contributors: Nishimura, T.; Sakemi, Y.
Source: Self-asserted source
Takashi Nishimura via Scopus - Elsevier
grade
Preferred source (of 2)‎

Distance-squared mappings

2013 | Journal article
DOI:

10.1016/j.topol.2013.03.011

EID:

2-s2.0-84876734032
Contributors: Ichiki, S.; Nishimura, T.
Source: Self-asserted source
Takashi Nishimura via Scopus - Elsevier
grade
Preferred source (of 2)‎

Wave front evolution and pedal evolution

RIMS Kokyuroku Bessatsu
2013 | Journal article
Source: Self-asserted source
Takashi Nishimura

Multicusps

Real and Complex Singularities
2012 | Other
DOI: 10.1090/conm/569/11239
Part of ISBN: 9780821853597
Part of ISSN: 0271-4132
Contributors: Yusuke Mizota; Takashi Nishimura
Source: Self-asserted source
Takashi Nishimura via Crossref Metadata Search
grade
Preferred source (of 2)‎

View from inside

2011 | Journal article
DOI:

10.14492/hokmj/1319595861

EID:

2-s2.0-84893843259
Contributors: Nishimura, T.; Sakemi, Y.
Source: Self-asserted source
Takashi Nishimura via Scopus - Elsevier

Whitney umbrellas and swallowtails

2011 | Journal article
DOI:

10.2140/pjm.2011.252.459

EID:

2-s2.0-80555136686
Contributors: Nishimura, T.
Source: Self-asserted source
Takashi Nishimura via Scopus - Elsevier
grade
Preferred source (of 2)‎

有限確定多重芽上持ち上げ可能なベクトル場がなす加群

数理解析研究所講究録
2011 | Dataset
Source: Self-asserted source
Takashi Nishimura

A-simple multigerms and L-simple multigerms

Yokohama Mathematical Journal
2010 | Journal article
Source: Self-asserted source
Takashi Nishimura

An estimate of the degree of L-determinacy by the degree of A-determinacy for curve germs

London Mathematical Society Lecture Note Series
2010 | Conference paper
Source: Self-asserted source
Takashi Nishimura

Singularities of one-parameter pedal unfoldings of spherical pedal curves

Journal of Singularities
2010 | Journal article
DOI: 10.5427/jsing.2010.2j
Source: Self-asserted source
Takashi Nishimura

Singularities of pedal curves produced by singular dual curve germs in S<sup>n</sup>

Demonstratio Mathematica
2010 | Journal article
EID:

2-s2.0-84894180008
Contributors: Nishimura, T.
Source: Self-asserted source
Takashi Nishimura via Scopus - Elsevier

Stable multigerms, simple multigerms and asymmetric Cantor sets

Proceedings of the Centre for Mathematics and its Applications, Australian National University
2010 | Conference paper
Source: Self-asserted source
Takashi Nishimura

Singularities of pedal curves produced by singular dual curve germs in Sn

Demonstratio Mathematica
2010-01-01 | Journal article
DOI: 10.1515/dema-2013-0240
Part of ISSN: 2391-4661
Contributors: Takashi Nishimura
Source: Self-asserted source
Takashi Nishimura via Crossref Metadata Search

A method to investigate TA(f), TL(f) and its applications

数理解析研究所講究録
2008 | Dataset
Source: Self-asserted source
Takashi Nishimura

Classification of singularities of pedal curves in S^2

The Natural Sciences, Journal of the Faculty of Education and Human Sciences, Yokohama National University
2008 | Journal article
Source: Self-asserted source
Takashi Nishimura

Normal forms for singularities of pedal curves produced by non-singular dual curve germs in S <sup>n</sup>

Geometriae Dedicata
2008 | Journal article
DOI: 10.1007/s10711-008-9233-5
EID:

2-s2.0-41549125417
Contributors: Nishimura, T.
Source: Self-asserted source
Takashi Nishimura via Scopus - Elsevier

Singularities of tangent pedal curves in S^3

The Natural Sciences, Journal of the Faculty of Education and Human Sciences, Yokohama National University
2007 | Journal article
Source: Self-asserted source
Takashi Nishimura

特異点と分岐

共立出版
2002 | Book
Source: Self-asserted source
Takashi Nishimura

Criteria for right-left equivalence of smooth map-germs

2001 | Journal article
DOI:

10.1016/S0040-9383(99)00068-3

EID:

2-s2.0-0035343846
Contributors: Nishimura, T.
Source: Self-asserted source
Takashi Nishimura via Scopus - Elsevier
grade
Preferred source (of 2)‎

C<sup>r</sup> script K-versality of the graph deformation of a C<sup>r</sup> stable map-germ

Mathematical Proceedings of the Cambridge Philosophical Society
1999 | Journal article
DOI: 10.1017/S030500419900362X
EID:

2-s2.0-22644449337
Contributors: Nishimura, T.
Source: Self-asserted source
Takashi Nishimura via Scopus - Elsevier

Passing through degenerate points,

数理解析研究所講究録
1999 | Dataset
Source: Self-asserted source
Takashi Nishimura

Recognizing right-left equivalence locally

Banach Center Publications
1999 | Journal article
DOI: 10.4064/-50-1-205-215
Part of ISSN: 0137-6934
Contributors: Takashi Nishimura
Source: Self-asserted source
Takashi Nishimura via Crossref Metadata Search

Topological equivalence of script K-equivalent map germs

Journal of the London Mathematical Society
1999 | Journal article
DOI: 10.1112/S0024610799007425
EID:

2-s2.0-0038851890

Part of ISSN: 00246107
Contributors: Nishimura, T.
Source: Self-asserted source
Takashi Nishimura via Scopus - Elsevier
grade
Preferred source (of 3)‎

Isomorphisms of smooth map germs with isomorphic local algebras

Pitman Research Notes in Mathematics Series
1998 | Conference paper
Source: Self-asserted source
Takashi Nishimura

Study of the topological equivalence of K-equivalent map germs

数理解析研究所講究録
1998 | Dataset
Source: Self-asserted source
Takashi Nishimura

Topological K-equivalence of smooth map germs

Stratifications, Singularities and Differential Equations
1997 | Conference paper
Source: Self-asserted source
Takashi Nishimura

Around Frankl conjecture

Science Reports of the Yokohama National University, Section I
1996 | Journal article
Source: Self-asserted source
Takashi Nishimura

Smooth retracts of euclidean space

Kodai Mathematical Journal
1995 | Journal article
DOI: 10.2996/kmj/1138043422
EID:

2-s2.0-84972496375
Contributors: Ishikawa, G.; Nishimura, T.
Source: Self-asserted source
Takashi Nishimura via Scopus - Elsevier
Items per page:
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