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FORMAL LANGUAGE & AUTOMATA THEORYShow that the following grammar is ambiguous: S \rightarrow SS | aSb | bSa | \epsilon20257m Compiler DesignProve that the following grammar is ambiguous on string 'aab': S \rightarrow aS \mid aSbS \mid \varepsilon20257m Compiler DesignWhen a grammar is called ambiguous? Is there any technique to remove ambiguity? Justify whether the following grammar is ambiguous or not? S \rightarrow aS/Sa/a20235mFormal Language & Automata TheoryShow given grammar over alphabet \{a, b\}, verify whether it is ambiguous or unambiguous: S \to aSa \mid bSb \mid a \mid b \mid \epsilon20217m
PreviousConvert the following NFA to DFA and informally describe the language it accepts. | State/input | 0 | 1 | |---|---|---| | \to p | {p, q} | {p} | | q | {r, s} | {t} | | r | {p, r} | {t} | | *s | \emptyset | \emptyset | | *t | \emptyset | \emptyset |NextDefine Turing machine. Design a Turing machine M to recognize the language \{ 1^n 2^n 3^n / n \ge 1 \}.