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Results tagged with discrepancy-theory
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user 496054
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L_infinity norm of signed sums of Fourier characters and discrepancy of Fourier matrices
Consider signed sums $\displaystyle A_f(x) =\sum_{\chi} (-1)^{f(\chi)} \chi(x)$ for some set $S$ of characters of an abelian group $G$, and signing $f$ of the characters. For a fixed set $S$ what is t …
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