1 votes 1 votes Are r(*) and r* equivalent Regular Expression and What is the meaning of r(*)? Theory of Computation theory-of-computation regular-expression + – Arnab Bhadra asked Jul 4, 2017 Arnab Bhadra 345 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
Best answer 1 votes 1 votes r(*) is invalid regular expression and r*={€,r,rr,rrr,......} Nitesh Choudhary answered Jul 5, 2017 selected Jul 6, 2017 by Arnab Bhadra Nitesh Choudhary comment Share Follow See all 0 reply Please log in or register to add a comment.