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Results tagged with permutation
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user 68982
A way, esp. one of several possible variations, in which a set or number of things can be ordered or arranged.
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Is this permutation secure?
& 1 \\
1 & e^{jw} & e^{j2w}&\cdots & e^{j(n-1)w} \\
\vdots & \vdots & \vdots & \ddots & \vdots \\
1 & e^{j(n-1)w} &e^{j2(n-1)w}& \cdots & e^{j(n-1)(n-1)w}
\end{pmatrix}$$
We perform secret permutation … $P$ for ${\bf x}$ provided that only the legitimate parties know the permutation and $P$ changes for every transmission. …
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