Article View: comp.specification
Article #453Re: Problem with LOTOS specification
From: David Skeen
Date: Fri, 14 Jun 1991 20:33
Date: Fri, 14 Jun 1991 20:33
24 lines
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1322 bytes
I have had some e-mail responses which pointed out my mistake. I was equating process Bag[input,output] := input ?x:elem; (Bag[input,output] ||| output !x; stop) endproc with process Bag[input,output] := input ?x:elem; (Bag[input,output] || output !x; stop) endproc In the former case, ||| disallows any interaction at output between recursive instances of Bag; in the latter case, || would allow such interactions. Many thanks to those who explained this to me. -- Dave Skeen IBM Internal: dls@achilleus.austin.ibm.com D61/803 Zip 2603 IBM VNET: SKEEN at AUSTIN Austin, TX 78758 Internet: dls@dce.austin.ibm.com
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arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!ut-emx!ibmchs!auschs!awdprime!awdprime.austin.ibm.com!dlsReferences:
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!ut-emx!ibmchs!auschs!awdprime!awdprime.austin.ibm.com!dls From: dls@achilleus.austin.ibm.com (David Skeen) Newsgroups: comp.specification Subject: Re: Problem with LOTOS specification Message-ID: <DLS.91Jun14163311@achilleus.austin.ibm.com> Date: 14 Jun 91 20:33:11 GMT References: <DLS.91Jun11202329@achilleus.austin.ibm.com> Sender: news@awdprime.UUCP Reply-To: David Skeen <dls@dce.austin.ibm.com> Organization: IBM Austin (PSP) Lines: 24 In-reply-to: dls@achilleus.austin.ibm.com's message of 12 Jun 91 00:23:29 GMT