Linear phase
= Linear phase
A linear phase on an <abelian group> is an <additive character>, such as $x\mapsto e(\theta x)$ on the <integers> or $x\mapsto\omega^{rx}$ on $\mathbb Z_N$.
= Linear phase
A linear phase on an <abelian group> is an <additive character>, such as $x\mapsto e(\theta x)$ on the <integers> or $x\mapsto\omega^{rx}$ on $\mathbb Z_N$.