<?xml version="1.0" encoding="UTF-8"?><?xml-stylesheet type="text/xsl" href="static/style.xsl"?><OAI-PMH xmlns="http://www.openarchives.org/OAI/2.0/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/ http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd"><responseDate>2026-09-19T19:37:48Z</responseDate><request verb="GetRecord" identifier="oai:dspace.mit.edu:1721.1/47904" metadataPrefix="dim">https://dspace.mit.edu/server/oai/request</request><GetRecord><record><header><identifier>oai:dspace.mit.edu:1721.1/47904</identifier><datestamp>2026-06-05T20:27:11Z</datestamp><setSpec>com_1721.1_7582</setSpec><setSpec>com_1721.1_7581</setSpec><setSpec>col_1721.1_131024</setSpec></header><metadata><dim:dim xmlns:dim="http://www.dspace.org/xmlns/dspace/dim" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:doc="http://www.lyncode.com/xoai" xsi:schemaLocation="http://www.dspace.org/xmlns/dspace/dim http://www.dspace.org/schema/dim.xsd">
   <dim:field mdschema="dc" element="contributor" qualifier="advisor" lang="en_US">Stephen J. Garland and Nancy A. Lynch.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="author" lang="en_US">Chefter, Anna E., 1973-</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="other" lang="en_US">Massachusetts Institute of Technology. Dept. of Electrical Engineering and Computer Science.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="department">Massachusetts Institute of Technology. Department of Electrical Engineering and Computer Science</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="accessioned">2009-10-01T16:01:29Z</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="available">2009-10-01T16:01:29Z</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="copyright" lang="en_US">1998</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="issued" lang="en_US">1998</dim:field>
   <dim:field mdschema="dc" element="identifier" qualifier="uri">http://hdl.handle.net/1721.1/47904</dim:field>
   <dim:field mdschema="dc" element="identifier" qualifier="oclc" lang="en_US">46988521</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Thesis (S.B. and M.Eng.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1998.</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Includes bibliographical references (p. 96-98).</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="abstract" lang="en_US">With current advances in networking, distributed computing is becoming more commonplace. Distributed systems are hard to design and reason about, because distributed actions can exhibit arbitrary interleaving. In order to make it easier to design and analyze distributed systems, Nancy Lynch and her students have developed a formal mathematical model, the input/output (I/O) automaton model, for describing asynchronous concurrent systems. Based on the I/O automaton model, a new programming language, the IOA language, together with a suite of tools for testing, verifying, and analyzing distributed algorithms is being developed at MIT. The topic of this thesis is a simulator for the IOA language. Simulation allows one to test and debug algorithms, and it can provide insight that is helpful in understanding algorithms and in constructing correctness proofs for them. The simulator can be used to study the performance of an algorithm under varying conditions. Other contributions of this thesis are the design of an intermediate language that can be used by other IOA tools and the development of a tool that transforms an IOA program into the intermediate representation.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="statementofresponsibility" lang="en_US">by Anna E. Chefter.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="degree" lang="en_US">S.B.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="degree" lang="en_US">M.Eng.</dim:field>
   <dim:field mdschema="dc" element="format" qualifier="extent" lang="en_US">98 p.</dim:field>
   <dim:field mdschema="dc" element="language" qualifier="iso" lang="en_US">eng</dim:field>
   <dim:field mdschema="dc" element="publisher" lang="en_US">Massachusetts Institute of Technology</dim:field>
   <dim:field mdschema="dc" element="rights" lang="en_US">M.I.T. theses are protected by &#xd;
copyright. They may be viewed from this source for any purpose, but &#xd;
reproduction or distribution in any format is prohibited without written &#xd;
permission. See provided URL for inquiries about permission.</dim:field>
   <dim:field mdschema="dc" element="rights" qualifier="uri" lang="en_US">http://dspace.mit.edu/handle/1721.1/7582</dim:field>
   <dim:field mdschema="dc" element="subject" lang="en_US">Electrical Engineering and Computer Science.</dim:field>
   <dim:field mdschema="dc" element="title" lang="en_US">A simulator for the IOA language</dim:field>
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   	&lt;Title>A simulator for the IOA language&lt;/Title>
   	&lt;Subtitle>Simulator for the input/output automaton language&lt;/Subtitle>
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   	&lt;PublicationDate>1998&lt;/PublicationDate>
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    &lt;Keyword>Electrical Engineering and Computer Science.&lt;/Keyword>
   	&lt;Abstract>With current advances in networking, distributed computing is becoming more commonplace. Distributed systems are hard to design and reason about, because distributed actions can exhibit arbitrary interleaving. In order to make it easier to design and analyze distributed systems, Nancy Lynch and her students have developed a formal mathematical model, the input/output (I/O) automaton model, for describing asynchronous concurrent systems. Based on the I/O automaton model, a new programming language, the IOA language, together with a suite of tools for testing, verifying, and analyzing distributed algorithms is being developed at MIT. The topic of this thesis is a simulator for the IOA language. Simulation allows one to test and debug algorithms, and it can provide insight that is helpful in understanding algorithms and in constructing correctness proofs for them. The simulator can be used to study the performance of an algorithm under varying conditions. Other contributions of this thesis are the design of an intermediate language that can be used by other IOA tools and the development of a tool that transforms an IOA program into the intermediate representation.&lt;/Abstract>
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