Ramanujan Graphs

2017/11/15 by Lubotzky, Alexander
#Combinatorics (math.CO) #FOS: Mathematics #Group Theory (math.GR) #History and Overview (math.HO) #Number Theory (math.NT) #Representation Theory (math.RT)

paper · doi:10.48550/arxiv.1711.06558

Abstract

This is an item on Ramanujan Graphs for a planned encyclopedia on Ramanujan. The notion of Ramanujan graphs is explained, as well as the reason to name these graphs after Ramanujan.

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