Ramification of higher local fields approaches and questions

  • Liang Xiao

    University of California at Irvine, USA
  • Igor Zhukov

    St. Petersburg University, Russian Federation
Ramification of higher local fields approaches and questions cover
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Abstract

A survey paper contains facts, ideas and problems related to ramifi cation in fi nite extensions of complete discrete valuation fi elds with arbitrary residue fields. Some new results are included.