Let G Be the Phrase-Structure Grammar with Vocabulary $P = \{ S \rightarrow A B a , S \rightarrow B a , A \rightarrow a B , A B \rightarrow b , B \rightarrow a b \}$

question 59

Short Answer

Let G be the phrase-structure grammar with vocabulary V={A, B, a, b, S} , terminal element set T={a, b} , start symbol S , and production set $P = \{ S \rightarrow A B a , S \rightarrow B a , A \rightarrow a B , A B \rightarrow b , B \rightarrow a b \}$
derivable from ABa?
(1) ba ,
(2) abb ,
(3) aba ,
(4) b ,
(5) aababa.

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Definitions:

Emphasis

The special importance or significance placed on something.

Wars

Large-scale armed conflicts between states, societies, or large groups of people, often characterized by extreme violence, aggression, destruction, and mortality.

Significant Problem

A crucial or serious issue that requires attention and resolution due to its impact on individuals, communities, or systems.

Invention

The creation or design of something that did not previously exist, often resulting from creativity and innovation, and typically leading to new products, processes, or techniques.