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On exact toral endomorphisms

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Abstract

A necessary and sufficient condition for the exactness of a toral endomorphism is given in terms of the characteristic polynomial of the matrix which induces it.

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Authors and Affiliations

  1. Institute of Mathematics, Warsaw University, Banacha 2, 02-097, Warsaw, Poland

    Karol Krzyżewski

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  1. Karol Krzyżewski
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Research supported by Polish scientific grant RP. I. 10.

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Krzyżewski, K. On exact toral endomorphisms. Monatshefte für Mathematik 116, 39–47 (1993). https://doi.org/10.1007/BF01388418

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  • DOI: https://doi.org/10.1007/BF01388418

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