CFG to PDA Conversion The first symbol on R.H.S. production must be a terminal symbol. The following steps are used to obtain…
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finite automata
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Simplification of CFG As we have seen, various languages can efficiently be represented by a context-free grammar. All the grammar are not…
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Undecidable Problem about Turing Machine In this section, we will discuss all the undecidable problems regarding turing machine. The reduction is used…
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Turing Machine Turing machine was invented in 1936 by Alan Turing. It is an accepting device which accepts Recursive Enumerable Language generated…
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Conversion from Mealy machine to Moore Machine In Moore machine, the output is associated with every state, and in Mealy machine, the…
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Chomsky’s Normal Form (CNF) CNF stands for Chomsky normal form. A CFG(context free grammar) is in CNF(Chomsky normal form) if all production…
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Automata Tutorial Theory of automata is a theoretical branch of computer science and mathematical. It is the study of abstract machines and…
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Conversion from Moore machine to Mealy Machine In the Moore machine, the output is associated with every state, and in the mealy…
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Context-Free Grammar (CFG) CFG stands for context-free grammar. It is is a formal grammar which is used to generate all possible patterns…
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Unambiguous Grammar A grammar can be unambiguous if the grammar does not contain ambiguity that means if it does not contain more…