Abstract:
We obtain some necessary and some sufficient conditions on Banach lattices EE and FF such that (i) if T:E→FT:E→F is a bb-AMAM-compact operator, then T′:F′→E′ is also b-AM-compact operator and (ii) if T′:F′→E′ is b-AM-compact operator, then T:E→F is also b-AM-compact operator.