The Degrees-of-Freedom of the $K$-User Gaussian Interference Channel Is Discontinuous at Rational Channel Coefficients

DOI10.1109/TIT.2009.2030473zbMath1367.94155OpenAlexW2100842176MaRDI QIDQ4974050

Raúl Hernán Etkin, Erik Ordentlich

Publication date: 8 August 2017

Published in: IEEE Transactions on Information Theory (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1109/tit.2009.2030473

Mathematics Subject Classification ID

Channel models (including quantum) in information and communication theory (94A40) Coding theorems (Shannon theory) (94A24)

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Metrical Theory for Small Linear Forms and Applications to Interference Alignment

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