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SIGCSE
1999
ACM
145views Education» more  SIGCSE 1999»
15 years 4 months ago
Using JFLAP to interact with theorems in automata theory
An automata theory course can be taught in an interactive, hands-on manner using a computer. At Duke we have been using the software tool JFLAP to provide interaction and feedback...
Eric Gramond, Susan H. Rodger
DLT
2008
15 years 1 months ago
Emptiness of Multi-pushdown Automata Is 2ETIME-Complete
We consider multi-pushdown automata, a multi-stack extension of pushdown automata that comes with a constraint on stack operations: a pop can only be performed on the first non-emp...
Mohamed Faouzi Atig, Benedikt Bollig, Peter Haberm...
WOLLIC
2010
Springer
14 years 10 months ago
Mechanisation of PDA and Grammar Equivalence for Context-Free Languages
We provide a formalisation of the theory of pushdown automata (PDAs) using the HOL4 theorem prover. It illustrates how provers such as HOL can be used for mechanising complicated p...
Aditi Barthwal, Michael Norrish
FSTTCS
2005
Springer
15 years 5 months ago
Reachability Analysis of Multithreaded Software with Asynchronous Communication
We introduce asynchronous dynamic pushdown networks (ADPN), a new model for multithreaded programs in which pushdown systems communicate via shared memory. ADPN generalizes both CP...
Ahmed Bouajjani, Javier Esparza, Stefan Schwoon, J...
CSR
2007
Springer
15 years 5 months ago
Marrying Words and Trees
Traditionally, data that has both linear and hierarchical structure, such as annotated linguistic data, is modeled using ordered trees and queried using tree automata. In this pap...
Rajeev Alur