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Posted: **Sat Nov 27, 2021 2:16 pm**

: Let S And T Be Discrete Non Negative Integer Valued Stopping Times Prove Or Give A Counter Example For Below Statements 1 (46.05 KiB) Viewed 110 times

Let S and T be discrete non-negative integer valued stopping times. Prove or give a counter example for below statements. 1. If S and T are stopping times, deduce that S +T is also a stopping time. 2. If S and T are stopping times, deduce that S - T is also a stopping time.