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An Upper Bound on the Number of Bent Functions (2107.14583v1)
Published 30 Jul 2021 in cs.IT and math.IT
Abstract: The number of $n$-ary bent functions is less than $2{3\cdot2{n-3}(1+o(1))}$ as $n$ is even and $n\rightarrow\infty$. Keywords: Boolean function, bent function, upper bound