On the spectra of hypermatrix direct sum and Kronecker products constructions

2015/12/31 by Filmus, Yuval, Gnang, Edinah K.
#FOS: Mathematics #Spectral Theory (math.SP)

paper · doi:10.48550/arxiv.1601.00029

Abstract

Our main result is an elementary derivation of the spectral decomposition of hypermatrices generated by arbitrary combinations of Kronecker products and direct sums of cubic side length 2

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