This paper presents a generalization of the Shafarevich basis for n-dimensional local fields with perfect last residue field. The group of principal units of such fields is considered, and its multiplicative basis is constructed.
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Translated from Zapiski Nauchnykh Seminarov POMI, Vol. 413, 2013, pp. 115–133.
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Ikonnikova, E.V., Shaverdova, E.V. The Shafarevich Basis in Higher-Dimensional Local Fields. J Math Sci 202, 410–421 (2014). https://doi.org/10.1007/s10958-014-2051-4
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DOI: https://doi.org/10.1007/s10958-014-2051-4