4 votes 4 votes abcd belongs to (b*a*)*(d*c*)* Theory of Computation theory-of-computation regular-expression + – rajsh3kar asked Nov 26, 2014 rajsh3kar 437 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
Best answer 11 votes 11 votes yes. (b*a*) -> a (b*a*)2 -> b (d*c*) -> c (d*c*)2 -> d Arjun answered Nov 26, 2014 selected Dec 23, 2015 by Pooja Palod Arjun comment Share Follow See all 0 reply Please log in or register to add a comment.