中文

关于局部域上挠半稳定表示的分歧界

数论 2009-06-20 v4

摘要

对于有理素数 pp,设 kk 为特征 pp 的完全域,KKFrac(W(k))\text{Frac}(W(k))ee 次有限全分歧扩张,rr 为满足 r<p1r<p-1 的非负整数。在本文中,我们证明了对于 j>u(K,r,n)j>u(K,r,n),上编号分歧群 G(j)G^{(j)} 在具有 Hodge-Tate 权属于 {0,...,r}\{0,...,r\}pnp^n-挠半稳定 GKG_K-表示上作用平凡,其中 u(K,0,n)=0u(K,0,n)=0u(K,1,n)=1+e(n+1/(p1))u(K,1,n)=1+e(n+1/(p-1)),且对于 r>1r>1u(K,r,n)=1pn+e(n+r/(p1))u(K,r,n)=1-p^{-n}+e(n+r/(p-1))

关键词

引用

@article{arxiv.0801.2149,
  title  = {On a ramification bound of torsion semi-stable representations over a local field},
  author = {Shin Hattori},
  journal= {arXiv preprint arXiv:0801.2149},
  year   = {2009}
}

备注

33 pages; totally revised version (the bound improved)