Regular Expression Model Practice Questions for GATE | TOC | Question-8

Question

Find the equivalent of the Regular Expression:

Comments

$L_1^+=[a^+]^+ \text{ this should contains }a^+$

$L_2^* = [a^*]^* \text{ this should contains }\epsilon$

So both are not equal.

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Ok got it. Thank You sir

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@Debargha Mitra Roy from where u getting these questions bro.. i mean the questions u r posting kinda tricky and sometimes good one also ..

Answer 1

Option - C 

L1 = a+ 

L2 = a*

L1+ = (a+)+ = a+ ; L1* = (a+)* = a*

L2+ = (a*)+ = a* ; L2* = (a*)* = a*

So, L1* = L2+ is correct.