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Eliminate useless productions fromS → a |aA| B|C,A → aB|λ,B → Aa,C → cCD,D → ddd|Cd.

Question

Eliminate useless productions from

S → a |aAB|C,

A → aB|λ,

B → Aa,

C → cCD,

D → ddd|Cd.

check_circleAnswer
Step 1

Identifying non-generating variables:

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Step 2

Here, the symbol C is never terminate.

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Step 3

Remove the useless product...

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Computer Science

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