{"id":9883,"date":"2015-01-05T10:45:27","date_gmt":"2015-01-05T10:45:27","guid":{"rendered":"https:\/\/www.techopedia.com\/definition\/tautology\/"},"modified":"2015-01-05T10:45:27","modified_gmt":"2015-01-05T10:45:27","slug":"tautology","status":"publish","type":"definition","link":"https:\/\/www.techopedia.com\/definition\/22478\/tautology","title":{"rendered":"Tautology"},"content":{"rendered":"<h2><span id=\"what_does_tautology_mean\">What Does Tautology Mean?<\/span><\/h2>\n<p> Tautology is a type of logic construct that can be applied in IT. It refers to a redundant logic wherein a principle is restated or is evident in its expression.<\/p>\n<h2><span id=\"techopedia_explains_tautology\">Techopedia Explains Tautology<\/span><\/h2>\n<p> In some cases, tautology can be applied to certain types of computer science or programming principles. For instance, a computer design can be built to review &quot;tautology checking.&quot; Code modules are written to test whether all of the criteria for tautology are present, in order to determine whether an object constitutes a tautology.<\/p>\n<p>The use of tautology and tautology checking is an example of the intersection between computer programming and higher mathematics. Because computer programming is built on a rigid syntax in order to communicate with the hard logic of a machine&#8217;s language, programmers and engineers often discuss concepts in terms of higher mathematical principles and equations. Using conventions like tautology shows how the algorithms of today&#8217;s technologies are reminiscent of the complex equations that mathematicians have always done cognitively in the human brain.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>What Does Tautology Mean? Tautology is a type of logic construct that can be applied in IT. It refers to a redundant logic wherein a principle is restated or is evident in its expression. Techopedia Explains Tautology In some cases, tautology can be applied to certain types of computer science or programming principles. For instance, [&hellip;]<\/p>\n","protected":false},"author":7813,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","format":"standard","meta":{"_acf_changed":false,"_lmt_disableupdate":"","_lmt_disable":"","om_disable_all_campaigns":false,"footnotes":""},"definitioncat":[241,216],"class_list":["post-9883","definition","type-definition","status-publish","format-standard","hentry","definitioncat-computer-science","definitioncat-software-development"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.2 (Yoast SEO v24.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is Tautology? - Definition from Techopedia<\/title>\n<meta name=\"description\" content=\"This definition explains the meaning of Tautology and why it matters.\" \/>\n<meta name=\"robots\" content=\"noindex, follow\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Tautology\" \/>\n<meta property=\"og:description\" content=\"This definition explains the meaning of Tautology and why it matters.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.techopedia.com\/definition\/22478\/tautology\" \/>\n<meta property=\"og:site_name\" content=\"Techopedia\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/techopedia\/\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@techopedia\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.techopedia.com\/definition\/22478\/tautology#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.techopedia.com\/definition\/22478\/tautology\"},\"author\":{\"name\":\"Margaret Rouse\",\"@id\":\"https:\/\/www.techopedia.com\/#\/schema\/person\/f5dd538e31ee352d105b8af36c4268a5\"},\"headline\":\"Tautology\",\"datePublished\":\"2015-01-05T10:45:27+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.techopedia.com\/definition\/22478\/tautology\"},\"wordCount\":176,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.techopedia.com\/#organization\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.techopedia.com\/definition\/22478\/tautology#respond\"]}],\"articleSection\":\"\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.techopedia.com\/definition\/22478\/tautology\",\"url\":\"https:\/\/www.techopedia.com\/definition\/22478\/tautology\",\"name\":\"What is Tautology? 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