Degree: PhD (Nagoya University, 25. March. 2021), Doctor Thesis
PhD Adviser: Prof. Hidekazu Furusho, homepage
My Status: JSPS Postdoctoral Research Fellow (PD) of Osaka university
E-mail address: komiyama.nao.aww (at) osaka-u.ac.jp
: 70.komiyama (at) gmail.com
Paper
・Shuffle product of desingularized multiple zeta functions at integer points, 2023, (ArXiv), (with T. Shinohara).
・Notes on Kashiwara-Vergne and double shuffle Lie algebras, 2022, (ArXiv), (with H. Furusho), to appear in "Low Dimensional Topology and Number Theory" Springer Proceedings in Mathematics & Statistics.
・On properties of adari(pal) and ganit(pic), 2021, (ArXiv).
・ Relationship between renormalized values of shuffle type and of harmonic type of multiple zeta functions, 2021, (ArXiv).
・ Kashiwara-Vergne and dihedral bigraded Lie algebras in mould theory, 2020, (ArXiv), (with H. Furusho), to appear in Ann. Fac. Sc. Toulouse.
・ On shuffle-type functional relations of desingularized multiple zeta-functions, 2020, (ArXiv), J. Number Theory, 231(2022), 120--138.
・ Shuffle-type product formulae of desingularized values of multiple zeta-functions, (ArXiv), RIMS Kokyuroku Bessatsu, B83 (2020), 083--104.
・ An equivalence between desingularized and renormalized values of multiple zeta functions at negative integers, (ArXiv), Int. Math. Res. Not., no. 2, 551--577, 2019.
Article
・Mould理論入門, RIMS Kokyuroku No. 2160, 多重ゼータ値の諸相 (2020), 126--170.
・特異点解消法と繰込み法, 第26回整数論サマースクール, 2018, 229--237, PDF(Japanese).
・The equivalence between desingularization and renormalization of multiple zeta functions, ALTReT 2018 proceedings, (2018), 67--75, PDF(Japanese).
・ 負の整数点での多重ゼータ関数の特異点解消と繰込みの関係について, 2016, 第13回数学総合若手研究集会テクニカルレポート集, PDF(Japanese).
Upcoming talks
TBA...
Awards
・名古屋大学学術奨励賞, 2018.
・多元数理論文賞, 2017.
Talks
・日本数学会2023年度年会, 中央大学, 2023年3月18日.
・Low dimensional topology and number theory XIV, IMI Auditorium (413 Rm), 4F West 1st Bd, Kyushu University (Ito Campus), 27-30. March. 2023.
・Mould理論とKashiwara-Vergne Lie代数 I,
Topological studies around Riemann surfaces, online conference, Japan, 5th-8th. September. 2022.
・Mould 理論における associators と Grothendieck-Teichm\"{u}ller group,
Various Aspects of Multiple Zeta Values, RIMS, Kyoto, Japan, 16th-20th. May. 2022.
・多重ゼータ関数の繰込み値の間の関係,
第26回代数学若手研究会, 12. March. 2022, on Zoom.
・On the calculation of moulds,
JENTE, 19. January. 2021, on Zoom.
・On Kashiwara-Vergne bigraded Lie algebra in mould theory,
ACPMS, 27. November. 2020, on Zoom.
・Mould のなすリー代数の間の包含関係.
第14 回多重ゼータ研究集会, 5. November. 2020, Kyushu University, Fukuoka.
・繰込み法による多重ゼータ関数の特殊値について.
工学基礎教室セミナー, 30. October. 2020, Chubu University, Nagoya.
・多重ゼータ値とmould理論.
広島複素解析セミナー, 9. January. 2020, Hiroshima University, Higashi Hiroshima.
・Mould理論入門 I, II, III.
多重ゼータ値の諸相, 18-22. Novermber. 2019, Research Institute for Mathematical Sciences (RIMS), Kyoto University, Kyoto.
・ 多重ゼータ関数の負の整数点における特殊値たちの関係について.
近畿大学数学教室講演会, 23. May. 2019, Kindai University, Osaka.
・ On renormalization of cyclotomic multiple zeta-functions.
大阪大学整数論&保型形式セミナー, 24. April. 2019, Osaka University, Osaka.
・ On functional relation of desingularized multiple zeta functions.
The 12th Young Mathematicians Conference on Zeta Functions (第12回ゼータ若手研究集会), 17-20. February. 2019, Nagoya University, Nagoya.
・特異点解消法と繰込み法
26th Number Theory Summer School, 10-14. September. 2018, Sea Park Irako, Tahara, Aichi.
・ On product formulae of desingularized values of multiple zeta-functions.
Seminar on analytic number theory (解析数論セミナー), 29. June. 2018, Nagoya University, Nagoya.
・ The equivalence between desingularization and renormalization of multiple zeta functions.
Algebraic Lie Theory and Representation Theory(ALTReT) 2018, 25-28. May. 2018, Sophia University Seminoa House, Karuizawa.
・ 多重ゼータ関数の特殊値を定めるアプローチたちの間の関係について.
複素領域における関数方程式とその周辺, 5-7. March. 2018, Hiroshima University, Hiroshima.
・ 多重ゼータ関数のいくつかの繰込み値について.
関西多重ゼータ研究集会, 16-18. February. 2018, Kindai University, Osaka.
・ 非正整数点での多重ゼータ関数の特殊値たちとその等価性.
九大多重ゼータセミナー, 25. December. 2017, Kyushu University, Hakata.
・ On special values of multiple zeta functions at non-positive integers (非正整数点における多重ゼータ関数の特殊値について).
Algebraic Number Theory and Related Topics 2017 (代数的整数論とその周辺2017), 4-8. December. 2017, Research Institute for Mathematical Sciences (RIMS), Kyoto University, Kyoto.
・多重ゼータ関数の非正整数点での特殊値について .
慶応代数セミナー, 11. November. 2017, Keio University, Yokohama.
・ 負の整数点における多重ゼータ関数の特殊値.
愛知数論セミナー, 30. September. 2017, Aichi Institute of Technology, Nagoya.
・ On special values of multiple zeta functions at negative integers.
Seminar on analytic number theory (解析数論セミナー), 14. July. 2017, Nagoya University, Nagoya.
・ On equivalence between special values of multiple zeta functions at negative integers.
S\'{e}minaire Quantique, 19. June. 2017, Institut de Recherche Math\'{e}matique Avanc\'{e}e, Strasbourg.
・ 負の整数点での多重ゼータ関数の特異点解消と繰込みの関係について.
The 13th Mathematics Conference for Young Researchers (第13回数学総合若手研究集会), 27. February.- 2. March. 2017, Hokkaido University, Sapporo.
・ On multiple zeta functions at negative arguments.
The 10th Young Mathematicians Conference on Zeta Functions (第10回ゼータ若手研究集会), 20-23. February. 2017, Nagoya University, Nagoya.