On some functional equations related to derivations and bicircular projections in rings

Maja Fošner, Benjamin Marcen, Nejc Širovnik, Joso Vukman
2014 Glasnik Matematicki - Serija III  
In this paper we prove the following result. Let n ≥ 1 be some fixed integer and let R be a prime ring with 2n < char(R) = 2. Suppose there exist additive mappings S, T : R → R satisfying the relations
doi:10.3336/gm.49.2.06 fatcat:h6ay5vykuneybgy6otqoarpjne