Restricted projections in positive characteristic via Fourier extension and restriction estimates

Le Quang Ham, Do Trong Hoang, Le Quang Hung +2

Let $d\ge 3$ and ${\mathbb{F}}_q^d$ be the $d$-dimensional vector space over a finite field of order $q$, where $q$ is an odd prime power. Let $X_{\pi }$ be the set of lines through th…