Qi, Jing(PRC-SHNX-CMI); Ji, Guo-xing(PRC-SHNX-CMI): Linear maps preserving idempotency of products of matrices on upper triangular matrix algebras. (English summary). Commun. Math. Res. 25 (2009), no. 3, 253-264Petek, Tatjana (Avtor) 20102015-07-10 15:24:36Delo ni kategorizirano51915UDK: 512.643(049.3)OceCobissID: 50093825COBISS_ID: 16127577NUK URN: URN:SI:UM:DK:VGWA31JWsl