Generally, this problem is reduced to quadratic residue problem of modulo a big prime number. But this reduction is not applicable to Optimal Extension Fields (OEF).

一般而言，该问题归结为模大素数的二次剩余问题，但这种归结不能用于最优扩域OEF。

youdao

Generally, this problem is reduced to quadratic residue problem of modulo a big prime number. But this reduction is not applicable to Optimal Extension Fields (OEF).

一般而言，该问题归结为模大素数的二次剩余问题，但这种归结不能用于最优扩域OEF。

youdao