Weighted automata extend classical automata by assigning quantitative values to transitions and accepting runs, thus enabling the analysis of quantitative properties such as costs, probabilities and ...

Regular expressions. Closure properties. Sequential machines and finite state transducers. State minimization. Chomsky hierarchy grammars, pushdown acceptors and linear bounded automata. Closure ...

Computational logic and formal languages lie at the core of theoretical computer science, unifying the mathematical study of computation with the precise description of symbolic structures. Formal ...