Given an expression L(G)={w ∈ T*| S -> w}, find out the total number of…
2021
Given an expression L(G)={w ∈ T*| S -> w}, find out the total number of incorrect notations or symbols, such that changing them would make the expression correct.
- A.
0 Error
- B.
1 Error
- C.
2 Errors
- D.
Invalid Expression
- E.
Question not attempted
Attempted by 82 students.
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Correct answer: C
The option '2 Errors' is correct. T* should be Σ*, and -> should be →* or ⇒*.