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Questions about mathematical devices that read an input stream symbol by symbol and use a state transition map to produce an output stream, maybe using secondary storage.

1 vote
1 answer
1k views

Approaches to Solve PDA

While thinking today i thought How can we design automata of a^2n b^(2n-1) I tried my best : For example let q0 is initial state and top of the empty stack has Z. …
Shubham's user avatar
  • 55
2 votes
4 answers
40k views

Removing Null moves from NFA

While Learning about removing null moves from NFA , I came across a thought.... To Remove Epsilon moves we follow following steps : Find Closure of all states which have null moves Mark these state …
Shubham's user avatar
  • 55