Lp almost period
= Lp almost period
{title2=$L^p$ almost period}
For $f:G\to\mathbb C$ and $X\geq0$, an $L^p$ almost period of $f$ with error $X$ is an element $t\in G$ such that
$$
\|\tau_tf-f\|_p\leq X,
\qquad (\tau_tf)(x)=f(x+t).
$$
= Lp almost period
{title2=$L^p$ almost period}
For $f:G\to\mathbb C$ and $X\geq0$, an $L^p$ almost period of $f$ with error $X$ is an element $t\in G$ such that
$$
\|\tau_tf-f\|_p\leq X,
\qquad (\tau_tf)(x)=f(x+t).
$$