Certain functional identities on division rings of characteristic two

Münevver Pınar Eroğlu, Tsiu-Kwen Lee, Jheng-Huei Lin

Let $D$ be a noncommutative division ring. In a recent paper, Lee and Lin proved that if $\text{char}D\ne 2$, the only solution of additive maps $f,g$ on $D$ satisfying the ide…