0 votes 0 votes LET L1={anbmcn |m,n>=0} L2={ancn}|n>=0} both are cfl ,what is L2-L1?? i am getting { }............please verify?? eyeamgj asked Aug 19, 2018 eyeamgj 181 views answer comment Share Follow See all 3 Comments See all 3 3 Comments reply daksirp commented Aug 19, 2018 reply Follow Share https://gateoverflow.in/234810/test-series 1 votes 1 votes daksirp commented Aug 19, 2018 reply Follow Share oh it is L2 - L1. ya it is "{}" 1 votes 1 votes eyeamgj commented Aug 19, 2018 reply Follow Share thanks 0 votes 0 votes Please log in or register to add a comment.
0 votes 0 votes L2-L1=$L2\bigcap L1'$ we can see there is no any string which is common in L2 and L1' that's why answer will be {}. BASANT KUMAR answered Aug 19, 2018 BASANT KUMAR comment Share Follow See all 0 reply Please log in or register to add a comment.