Shun Ishii

Keio University / JSPS postdoctoral fellow

日本語 / English

論文(査読有り)

  1. On the factorization of certain Kummer characters arising from once-punctured elliptic curves with complex multiplication (joint work with Yuki Goto)
  2. On Kummer characters arising from Galois actions on the pro-p fundamental groups of once-punctured CM elliptic curves
    Research in Number Theory, Volume 11, article number 38, pp. 1-30, 2025. arXiv: 2312.04175
  3. The 𝔭-primary Uniform Boundedness Conjecture for Drinfeld Modules
  4. On isogeny characters of Drinfeld modules of rank two

プレプリント

  1. A note on two-torsions in the outer automorphism groups of absolute Galois groups of mixed-characteristic local fields
    6 pages, preprint available upon request.
  2. On graded Lie algebras associated to once-punctured elliptic curves with complex multiplication
    19 pages, submitted, 2026. arXiv: 2602.00615
  3. On the Rasmussen-Tamagawa conjecture for abelian fivefolds
    12 pages, submitted, 2025. arXiv: 2510.14306
  4. On the kernels of the pro-p outer Galois representations associated to once-punctured CM elliptic curves
    30 pages, submitted, 2023. arXiv: 2312.04196

報告集等

  1. Drinfeld 加群の𝔭冪ねじれ点に対する普遍上界予想について
    数理解析研究所講究録別冊 に論文受理済(査読有).
  2. 一点抜きCM楕円曲線に付随する副p外Galois表現の核について