2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/153134The aim of this note is to show that the automorphism and isometry groups of the C*-algebra $ł_\infty(N,B(H))$ of all bounded sequences in $B(H)$ are topologically reflexive which, as one of our former results shows, is not the case with the "scalar algebra" $l_\infty$.Functional Analysis47B49, 46L40, 47D25, 54D35The automorphism and isometry groups of $l_\infty(N, B(H))$ are topologically reflexivetext