]> 2008/06/10 OpenCyc Knowledge Base Copyright© 2001-2008 Cycorp, Inc., http://www.cyc.com/, Austin, TX, USA This file contains an OWL representation of information contained in the OpenCyc Knowledge Base. The content of this OWL file is licensed under the Creative Commons Attribution 3.0 license whose text can be found at http://creativecommons.org/licenses/by/3.0/legalcode. The content of this OWL file, including the OpenCyc content it represents, constitutes the "Work" referred to in the Creative Commons license. The terms of this license equally apply to, without limitation, renamings and other logically equivalent reformulations of the content of this OWL file (or portions thereof) in any natural or formal language, as well as to derivations of this content or inclusion of it in other ontologies. externalID A unique, language-neutral, variable-sized identifier for a concept that can be used to refer unambiguously to that concept across OWL exports or across Cyc inference engines. label A natural-language representation for a concept that is both human readable and readable by the Cyc inference engine. These terms are not guaranteed to refer to the same concept across time but are guaranteed to be consistent within a particular OWL export. Use 'cycAnnot:externalID' for unambiguously referring to a concept across OWL exports or across Cyc inference engines. <a href="http://sw.opencyc.org/2008/06/10/concept/Mx4rv4kaJ5wpEbGdrcN5Y29ycA" class="cyc_term">GottlobFrege</a> was one of the founders of modern symbolic logic. GottlobFrege Gottlob Frege http://en.wikipedia.org/wiki/Gottlob_Frege Frege Pretty String (<a href="http://sw.opencyc.org/2008/06/10/concept/Mx4rwLSVCpwpEbGdrcN5Y29ycA" class="cyc_term">prettyString</a> TERM STRING) means that STRING is the English word or expression (sequence of words) commonly used to refer to TERM. The predicate <a href="http://sw.opencyc.org/2008/06/10/concept/Mx4rwLSVCpwpEbGdrcN5Y29ycA" class="cyc_term">prettyString</a> is used by the code which generates CycL to English paraphrases, but its applicability is not restricted to this use. prettyString <a href="http://sw.opencyc.org/2008/06/10/concept/Mx4rv4kaJ5wpEbGdrcN5Y29ycA" class="cyc_term">GottlobFrege</a> was one of the founders of modern symbolic logic. GottlobFrege Gottlob Frege <a href="http://sw.opencyc.org/2008/06/10/concept/Mx4rv4kaJ5wpEbGdrcN5Y29ycA" class="cyc_term">GottlobFrege</a> was one of the founders of modern symbolic logic. GottlobFrege Gottlob Frege Scientist engaged in the study, development and understanding of Mathematics and its applications mathematician Mathematician male person The collection of all male instances of <a href="http://sw.opencyc.org/2008/06/10/concept/Mx4rIcwFloGUQdeMlsOWYLFB2w" class="cyc_term">HomoSapiens</a>. MaleHuman Philosopher philosopher A specialization of <a href="http://sw.opencyc.org/2008/06/10/concept/Mx4rvViAkpwpEbGdrcN5Y29ycA" class="cyc_term">Person</a>; in the context of <a href="http://sw.opencyc.org/2008/06/10/concept/Mx4rvVj-c5wpEbGdrcN5Y29ycA" class="cyc_term">HumanActivitiesMt</a> this collection is an instance of <a href="http://sw.opencyc.org/2008/06/10/concept/Mx4rvWgxLZwpEbGdrcN5Y29ycA" class="cyc_term">PersonTypeByActivity</a>, in the context of <a href="http://sw.opencyc.org/2008/06/10/concept/Mx4rvViLlpwpEbGdrcN5Y29ycA" class="cyc_term">JobMt</a> it is an instance of <a href="http://sw.opencyc.org/2008/06/10/concept/Mx4rvVii2ZwpEbGdrcN5Y29ycA" class="cyc_term">PersonTypeByOccupation</a>. Each instance of <a href="http://sw.opencyc.org/2008/06/10/concept/Mx4rvVjuapwpEbGdrcN5Y29ycA" class="cyc_term">Philosopher</a> is a person who habitually thinks about philosophical matters such as what is or might be, what we can know, how we can know anything, etc. In the contemporary era most philosophers are academics or professionals, but a significant number (now and historically) don't fit this profile. <a href="http://sw.opencyc.org/2008/06/10/concept/Mx4rv4kaJ5wpEbGdrcN5Y29ycA" class="cyc_term">GottlobFrege</a> was one of the founders of modern symbolic logic. GottlobFrege Gottlob Frege <a href="http://sw.opencyc.org/2008/06/10/concept/Mx4rwJ45PHS7EdaAAACgyZzFrg" class="cyc_term">Deceased</a> is a specialization of <a href="http://sw.opencyc.org/2008/06/10/concept/Mx4ra50_OGkMEdaAAACQJ5T1Bg" class="cyc_term">AgentNowTerminated</a>. Each instance of <a href="http://sw.opencyc.org/2008/06/10/concept/Mx4rwJ45PHS7EdaAAACgyZzFrg" class="cyc_term">Deceased</a> is a dead, formerly living organism. If the sentence, "(<a href="http://sw.opencyc.org/2008/06/10/concept/Mx4rvViBBJwpEbGdrcN5Y29ycA" class="cyc_term">isa</a> ORG <a href="http://sw.opencyc.org/2008/06/10/concept/Mx4rwJ45PHS7EdaAAACgyZzFrg" class="cyc_term">Deceased</a>)" is true, it means that ORG was once an organism (see <a href="http://sw.opencyc.org/2008/06/10/concept/Mx4rvVjE1pwpEbGdrcN5Y29ycA" class="cyc_term">Organism_Whole</a>) which was alive and that ORG underwent death (see <a href="http://sw.opencyc.org/2008/06/10/concept/Mx4rvVkJU5wpEbGdrcN5Y29ycA" class="cyc_term">Dying</a>) at some time prior to the time at which "(<a href="http://sw.opencyc.org/2008/06/10/concept/Mx4rvViBBJwpEbGdrcN5Y29ycA" class="cyc_term">isa</a> ORG <a href="http://sw.opencyc.org/2008/06/10/concept/Mx4rwJ45PHS7EdaAAACgyZzFrg" class="cyc_term">Deceased</a>)" is true. dead organism Deceased The collection of all people whose work involves the study and development of formal logic. Note that most logicians consider themselves either philosophers or mathematicians. logician Logician