294 views

1 Answer

Best answer
1 votes
1 votes
'?' suggests that "it can be or it can't be"

L? will have two vales L or not L (L + ε)

(0+1)? would mean "0/1 or nothing"
selected by

Related questions

3 votes
3 votes
1 answer
2
set2018 asked Oct 25, 2017
311 views
L belongs to ∅,(∈) and ∑* correct or not
0 votes
0 votes
1 answer
4
M_Umair_Khan42900 asked Dec 29, 2022
749 views
Show that the following pairs of regular expressions define the same language over the alphabet I = [a, b].s(a) p(pp)*( A + p)q + q and p*q(b) A +0(0+1)* + (0+1)* 00(0+1)...