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Is this correct NFA graph?...

Building a DFA that accepts a language with an union...

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Show that, for any languages L1 and L2, we have (1). L1L1^* = L1^*L1L1^*...

Validating a "break" statement with a recursive descent parser...

Why can't I specify the storage class for formal parameters of a function?...

Recursion definitions in BNF...

how to describe this regular expression in English...

Show a language is infinite...

Left-Linear and Right-Linear Grammars...

BNF grammar that generates language L...

CFL Pumping Lemma L = {a^n b^m c^k d^k | n>m}...

What is a formal programming language?...

Formal Language Npda graph...

context sensitive tokenization of code...

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recognise max type of formal language...

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What will be the number of reachable states if Petri-Net model states are in loop...

Why can't Coq figure out symmetry of the equality by itself?...

Can you help me understand this answer?...

Why aren't recursively enumerable languages undecidable...

Create a pushdown automata for the following language...

Tips for creating "Context Free Grammar"...

Is the the set difference of 2 context free languages context free?...

How to strengthen induction hypothesis in Coq proof?...

Requiring or not a parameter...

Converting regex to a NFA transistion table...