A Remark on Stopping Times
Hr S · Huadong Shifan Daxue xuebao. Ziran kexue ban · 1985
For any stopping time T, we define A(T) = {stopping time S: S≤T, and STon {T0}}, U(T)=ess sup A(T), and denote by D(T) the predictaole support of Let V(T) be the debut of D(T).In this note, we show that if T is accessible, then U(T)=V(T).