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A collection of tools for making automata theory and formal languages come alive

Published: 01 March 1997 Publication History

Abstract

We present a collection of new and enhanced tools for experimenting with concepts in formal languages and automata theory. New tools, written in Java, include JFLAP for creating and simulating finite automata, pushdown automata and Turing machines; Pâté for parsing restricted and unrestricted grammars and transforming context-free grammars to Chomsky Normal Form; and PumpLemma for proving specific languages are not regular. Enhancements to previous tools LLparse and LRparse, instructional tools for parsing LL(1) and LR(1) grammars, include parsing LL(2) grammars, displaying parse trees, and parsing any context-free grammar with conflict resolution.

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Published In

cover image ACM SIGCSE Bulletin
ACM SIGCSE Bulletin  Volume 29, Issue 1
March 1997
388 pages
ISSN:0097-8418
DOI:10.1145/268085
Issue’s Table of Contents
  • cover image ACM Conferences
    SIGCSE '97: Proceedings of the twenty-eighth SIGCSE technical symposium on Computer science education
    March 1997
    410 pages
    ISBN:0897918894
    DOI:10.1145/268084
Permission to make digital or hard copies of all or part of this work for personal or classroom use is granted without fee provided that copies are not made or distributed for profit or commercial advantage and that copies bear this notice and the full citation on the first page. Copyrights for components of this work owned by others than ACM must be honored. Abstracting with credit is permitted. To copy otherwise, or republish, to post on servers or to redistribute to lists, requires prior specific permission and/or a fee. Request permissions from [email protected]

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Association for Computing Machinery

New York, NY, United States

Publication History

Published: 01 March 1997
Published in SIGCSE Volume 29, Issue 1

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