Field:F4

Definition
This field, denoted $$F_4$$ or $$GF(4)$$, is the unique field (up to isomorphism) with four elements. It can be defined as:

$$F_2[x]/(x^2 + x + 1)$$.

Facts

 * For any natural number $$n$$, the projective special linear group, special linear group and projective general linear group are isomorphic.