Show that all the symbols of the grammar G: S -> A | CB A -> C | D B -> bB | b C

ID: 3617613 • Letter: S

Question

Show that all the symbols of the grammar
G: S -> A | CB A -> C | D B -> bB | b C -> cC | c D -> dD | d

are useful. Construct an equivalent grammarGc by removing the chain rules from G. Show thatGc contains useless symbols.
G: S -> A | CB A -> C | D B -> bB | b C -> cC | c D -> dD | d

are useful. Construct an equivalent grammarGc by removing the chain rules from G. Show thatGc contains useless symbols.
are useful. Construct an equivalent grammarGc by removing the chain rules from G. Show thatGc contains useless symbols.

Explanation / Answer

Dear, Gc: S -> cC |c | dD | d | CB A -> cC | c |dD|d B -> bB | b C -> cC | c D -> dD | d From Gc A,C and D areuseless symbols.
I hope this will helpful foryou..... A -> cC | c |dD|d B -> bB | b C -> cC | c D -> dD | d From Gc A,C and D areuseless symbols.
I hope this will helpful foryou..... I hope this will helpful foryou.....

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Show that all the symbols of the grammar G: S -> A | CB A -> C | D B -> bB | b C

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