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Pushdown automaton

In the theory of computation, a branch of theoretical computer science, a pushdown automaton (PDA) is a type of automaton that employs a stack.

Science, Alternating pushdown automata & Formal definition

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Overview

Informal description

Formal definition

Context-free languages

Generalization

Stack automata

Alternating pushdown automata

Advanced semantic analysis

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Map overview Semantic statistics

Pushdown automaton

Nodes44
Edges43
Triples28
Avg. degree1.95
Density0.045455
Components1

How this topic connects Entity context

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Pushdown automaton

Top relations

related to Computations · 9
Pushdown automaton → Any, As, For, Gamma, ID, In, Sigma, The, With
related to Turing machines · 7
Pushdown automaton → In, On, PDA, That, TM, Turing Machine, When
related to Context-free languages · 6
Pushdown automaton → Every, In, PDA, Technically, The, Where
related to Alternating pushdown automata · 2
Pushdown automaton → An, APDA
related to Generalization · 2
Pushdown automaton → GPDA, PDA
related to Informal description · 2
Pushdown automaton → It, PDA

Important terminology Word statistics

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Important terminology

stack pushdown displaystyle automaton state input pda symbol automata accepting read vdash transition context-free languages one accepted equivalent grammar string

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Pushdown automatonrelated to Alternating pushdown automataAn0.60section
Pushdown automatonrelated to Alternating pushdown automataAPDA0.60section
Pushdown automatonrelated to ComputationsIn0.60section
Pushdown automatonrelated to ComputationsAny0.60section
Pushdown automatonrelated to ComputationsSigma0.60section
Pushdown automatonrelated to ComputationsGamma0.60section
Pushdown automatonrelated to ComputationsID0.60section
Pushdown automatonrelated to ComputationsThe0.60section
Pushdown automatonrelated to ComputationsFor0.60section
Pushdown automatonrelated to ComputationsWith0.60section
Pushdown automatonrelated to ComputationsAs0.60section
Pushdown automatonrelated to Context-free languagesEvery0.60section

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    Min side: 3
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