0 votes 0 votes Can someone please explain how and what above PDA is computing Theory of Computation theory-of-computation pushdown-automata + – Pavan Shetty asked Nov 17, 2018 Pavan Shetty 252 views answer comment Share Follow See all 3 Comments See all 3 3 Comments reply Hemanth_13 commented Nov 17, 2018 reply Follow Share I think it should be read as a/b/c--> on seeing a in i/p string with top of the stack as b replace it with c. It is accepting $ \$ , ab\$$. But not sure about this notation. Is that correct? 0 votes 0 votes Mk Utkarsh commented Nov 17, 2018 reply Follow Share ignore this question its wrong 0 votes 0 votes Pavan Shetty commented Nov 17, 2018 reply Follow Share I really don't know. It was asked one of Test Series Question.Best Online Test Series 0 votes 0 votes Please log in or register to add a comment.