Theory of Computation

Question

Difference between L1 and L2 ??

Comments

https://gateoverflow.in/381156/properties-of-regular-expression-toc-doubt?show=381157#a381157

 

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@Kabir5454

L2* = {ε}    ???

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Yes

Answer 1

$L1$ $=$ $\phi$  means  { }   –  empty set.

$L2$ $=$ {$\epsilon$}                     – set containing $\epsilon$ as string.

that’s the difference.