TY - JOUR AU - Julio Benítez AU - Vladimir Rakočević TI - Invertibility of the commutator of an element in a $C^*$-algebra and its Moore–Penrose inverse JO - Studia Mathematica PY - 2010 SP - 163 EP - 174 VL - 200 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4064/sm200-2-4/ DO - 10.4064/sm200-2-4 LA - en ID - 10_4064_sm200_2_4 ER -