Mathematical Inequalities & Applications · Volume 14, Issue 3 Weyl type theorems and class A(s,t) operators 14-50 Pages 581-594 DOI 10.7153/mia-14-50 Downloads Short PDF Full PDF PNG Authors Mohammad H. M. Rashid Hassane Zguitti Keywords single valued extension property Weyl theorem class w A(s,t) class A(s,t) Subject classes 47A55 47A53 47B20 47A10 47A11