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EBIHARA Madoka
海老原 円
Connect your ORCID iD
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Alternative Names
海老原 円 エビハラ マドカ
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Researcher Number
80213578
Affiliation (Current)
2023: 埼玉大学, 理工学研究科, 准教授
Affiliation (based on the past Project Information)
*help
2010: 埼玉大学, 大学院・理工学研究科, 講師
2008: 埼玉大学, 大学院・理工学研究科, 講師
2006: Saitama University, Graduate School of Engineering and Science, Lecturer, 大学院理工学研究科, 講師
2002 – 2005: 埼玉大学, 理学部, 講師
2000: Saitama University, Dept. of Math., Lecturer, 理学部, 講師
1996 – 1998: 埼玉大学, 理学部, 講師
1993: 学習院大学, 理学部, 助手
Review Section/Research Field
Principal Investigator
Algebra
Except Principal Investigator
Algebra
/
Algebra
/
Geometry
Keywords
Principal Investigator
単有理性 / トーリック曲面 / 形式的近傍 / 法束 / 代数多様体の変形 / 2次曲線束
Except Principal Investigator
平面曲線 / 特異点 / 有理尖点曲線 / 巡回被覆
…
More
/ ゴナリティ / クレモナ変換 / 有理関数 / plane curve / 双対曲線 / 保型形式 / モジュラ形式 / 半整数の重さのモジュラ形式 / ジーゲルモジュラ形式 / ゼータ関数 / ヤコビ形式 / ヤュビ形式 / 半整数9重さ9モジュラ形式 / 有限群 / 代数幾何 / ワイエルシュトラス点 / 分岐点 / 自己同型群 / セクスタクティック点 / 変曲点 / 代数曲線 / 有理関数体 / 総ミルナー数 / 有理曲線 / 尖点 / 2次変換 / 重複度列 / 環と体 / 特異点解消 / 重複度 / 代数曲面 / 変形 / rational curve / cuspidal curve / multiplicity sequence / quadratic transformation / place at infinity / projective equivalence / maximal multiplicity / 数論 / 不連続群 / 代数体 / 判別式 / Number theory / Discontinuous group / Algebraic number field / Discriminant / スピン / 四元数スピン / トウィスター空間 / カイラルアノマリー / ディラック作用素 / ディラック / トウィスター / 断熱展開 / 断熱 / スーパートレース / カイラルギャップ / カイラル / 断熱変換 / Spin / Spin^q / twistor space / chiral anomaly / Dirac operator / 対数的小平次元 / singularity / gonality / Cremona transformation
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Research Projects
(
9
results)
Research Products
(
1
results)
Co-Researchers
(
19
People)
Project Start Year (Newest)
Project Start Year (Oldest)
On rational functions and singularities of plane algebraic curves
Principal Investigator
SAKAI Fumio
Project Period (FY)
2008 – 2010
Research Category
Grant-in-Aid for Scientific Research (C)
Research Field
Algebra
Research Institution
Saitama University
An arithmetic study of modular forms of half integral weight and Siegel modular forms
Principal Investigator
KOJIMA Hisashi
Project Period (FY)
2006 – 2008
Research Category
Grant-in-Aid for Scientific Research (C)
Research Field
Algebra
Research Institution
Saitama University
Geometry of plane algebraic curves
Principal Investigator
SAKAI Fumio
Project Period (FY)
2003 – 2006
Research Category
Grant-in-Aid for Scientific Research (C)
Research Field
Algebra
Research Institution
Saitama University
Study on the arithmetic discontinuous groups
Principal Investigator
TAKEUCHI Kisao
Project Period (FY)
2002 – 2004
Research Category
Grant-in-Aid for Scientific Research (C)
Research Field
Algebra
Research Institution
Saitama University
Study on the anomaly of Spin^q manifolds
Principal Investigator
NAGASE Masayoshi
Project Period (FY)
2002 – 2004
Research Category
Grant-in-Aid for Scientific Research (C)
Research Field
Geometry
Research Institution
Saitama University
数式処理による平面曲線の研究
Principal Investigator
SAKAI Fumio
Project Period (FY)
1997 – 1998
Research Category
Grant-in-Aid for Exploratory Research
Research Field
Algebra
Research Institution
Saitama University
Algebraic Geometry of Plane Curves
Principal Investigator
SAKAI Fumio
Project Period (FY)
1997 – 2000
Research Category
Grant-in-Aid for Scientific Research (B).
Research Field
Algebra
Research Institution
Saitama University
代数多様体の構造の研究
Principal Investigator
Principal Investigator
海老原 円
Project Period (FY)
1996
Research Category
Grant-in-Aid for Encouragement of Young Scientists (A)
Research Field
Algebra
Research Institution
Saitama University
代数多様体の構造の研究
Principal Investigator
Principal Investigator
海老原 円
Project Period (FY)
1993
Research Category
Grant-in-Aid for Encouragement of Young Scientists (A)
Research Field
Algebra
Research Institution
Gakushuin University
All
2003
All
Journal Article
[Journal Article] Conic Bundleの変形について
2003
Author(s)
海老原 円
Journal Title
2002年度代数幾何学シンポジウム報告集
Pages
: 18-27
Description
「研究成果報告書概要(和文)」より
Data Source
KAKENHI-PROJECT-14540008
# of Projects (Dsc)
# of Projects (Asc)
1.
SAKAI Fumio
(40036596)
# of Collaborated Projects:
8 results
# of Collaborated Products:
0 results
2.
FUKUI Toshizumi
(90218892)
# of Collaborated Projects:
7 results
# of Collaborated Products:
0 results
3.
SATOH Takakazu
(70215797)
# of Collaborated Projects:
4 results
# of Collaborated Products:
0 results
4.
SAKAMATO Kunio
(70089829)
# of Collaborated Projects:
4 results
# of Collaborated Products:
0 results
5.
KOJIMA Hisashi
(90146118)
# of Collaborated Projects:
3 results
# of Collaborated Products:
0 results
6.
MIZUTANI Tadayoshi
(20080492)
# of Collaborated Projects:
3 results
# of Collaborated Products:
0 results
7.
TAKAUCHI Kisao
(00011560)
# of Collaborated Projects:
3 results
# of Collaborated Products:
0 results
8.
KOIKE Shigeaki
(90205295)
# of Collaborated Projects:
2 results
# of Collaborated Products:
0 results
9.
NAGASAWA Takeyoki
(70202223)
# of Collaborated Projects:
2 results
# of Collaborated Products:
0 results
10.
SHIMOKAWA Koya
(60312633)
# of Collaborated Projects:
2 results
# of Collaborated Products:
0 results
11.
YANO Tamaki
(10111410)
# of Collaborated Projects:
2 results
# of Collaborated Products:
0 results
12.
NAGASE Masayoshi
(30175509)
# of Collaborated Projects:
2 results
# of Collaborated Products:
0 results
13.
ARAI Michio
(40008850)
# of Collaborated Projects:
2 results
# of Collaborated Products:
0 results
14.
OHTA Masahito
(00291394)
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
15.
TONO Keita
(30422215)
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
16.
GON Yasuro
(30302508)
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
17.
OKUMURA Masafumi
(60016053)
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
18.
江頭 信二
(00261876)
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
19.
岸本 崇
(20372576)
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
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