Malesińska, EwaPanconesi, Alessandro2021-12-172021-12-1719962197-8085https://depositonce.tu-berlin.de/handle/11303/15583http://dx.doi.org/10.14279/depositonce-14356This paper studies the channel stability number, a combinatorial function that has been introduced for evaluating frequency allocation plans for hybrid cellular networks. We present several results concerning the approximability of this function in the case of complete graphs and analyze how different constraints influence its computational complexity.en510 Mathematikfrequencieshybrid networkschannel stabilitycellular networksResearch Paper