Miklos Ajtai

Suppose that $p$ is a prime number $A$ is a finite set

with $n$ elements

and for each sequence $a=<a_{1},...,a_{k}>$ of length $k$ from the

elements of

$A$, $x_{a}$ is a variable. (We may think that $k$ and $p$ are fixed an

$n$ is sufficiently large.) We will ...
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