{"id":2086,"date":"2025-05-21T09:48:11","date_gmt":"2025-05-21T09:48:11","guid":{"rendered":"https:\/\/hansakerman.se\/?p=2086"},"modified":"2025-05-21T09:49:30","modified_gmt":"2025-05-21T09:49:30","slug":"tetralemma-pentalemma-mu-lemma","status":"publish","type":"post","link":"https:\/\/hansakerman.se\/?p=2086","title":{"rendered":"Tetralemma->pentalemma->mu-lemma"},"content":{"rendered":"\n<p>I indiska och grekisk filosofi finns begreppet tetralemma (<em>Catu\u1e63ko\u1e6di<\/em> \u2013 sanskrit fyra h\u00f6rn)<\/p>\n\n\n\n<p>S\u00e5 vi b\u00f6rjar med att s\u00e4tta upp en tabell av tetralemma. <\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Nr<\/th><th>Utsaga om P<\/th><th>F\u00f6rklaring <\/th><\/tr><\/thead><tbody><tr><td>1<\/td><td>P<\/td><td>Det \u00e4r sant<\/td><\/tr><tr><td>2<\/td><td>\u00acP (icke-P)<\/td><td>Det \u00e4r falskt<\/td><\/tr><tr><td>3<\/td><td>P \u2227 \u00acP<\/td><td>Det \u00e4r b\u00e5de sant och falskt samtidigt<\/td><\/tr><tr><td>4<\/td><td>\u00ac(P \u2228 \u00acP)<\/td><td>Det \u00e4r varken sant eller falskt<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>L\u00e5t oss g\u00f6r en ny utsaga. <\/p>\n\n\n\n<p>Tetralemmans femte sats. Pentalemman<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\"P \u00e4r inte meningsfullt att p\u00e5st\u00e5 eller f\u00f6rneka.\"\n(formellt: \u00ac&#91;P\u2228\u00acP\u2228(P\u2227\u00acP)\u2228\u00ac(P\u2228\u00acP)]\u00ac&#91;P\u2228\u00acP\u2228(P\u2227\u00acP)\u00ac(P\u2228\u00acP)])<\/code><\/pre>\n\n\n\n<p>S\u00e5 f\u00f6der vi pentalemman i f\u00e4ltet av ofullst\u00e4ndig disjunktion. En samtidigt f\u00f6rst\u00f6relse (explosion).<\/p>\n\n\n\n<p>Och det vi inte kan tala om l\u00e4r vi tiga om. <\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>I indiska och grekisk filosofi finns begreppet tetralemma (Catu\u1e63ko\u1e6di \u2013 sanskrit fyra h\u00f6rn) S\u00e5 vi b\u00f6rjar med att s\u00e4tta upp en tabell av tetralemma. Nr Utsaga om P F\u00f6rklaring 1 P Det \u00e4r sant 2 \u00acP (icke-P) Det \u00e4r falskt 3 P \u2227 \u00acP Det \u00e4r b\u00e5de sant och falskt samtidigt 4 \u00ac(P \u2228 \u00acP)&hellip; <a class=\"more-link\" href=\"https:\/\/hansakerman.se\/?p=2086\">Continue reading <span class=\"screen-reader-text\">Tetralemma->pentalemma->mu-lemma<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2086","post","type-post","status-publish","format-standard","hentry","category-noll","entry"],"_links":{"self":[{"href":"https:\/\/hansakerman.se\/index.php?rest_route=\/wp\/v2\/posts\/2086","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hansakerman.se\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hansakerman.se\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hansakerman.se\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/hansakerman.se\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2086"}],"version-history":[{"count":5,"href":"https:\/\/hansakerman.se\/index.php?rest_route=\/wp\/v2\/posts\/2086\/revisions"}],"predecessor-version":[{"id":2093,"href":"https:\/\/hansakerman.se\/index.php?rest_route=\/wp\/v2\/posts\/2086\/revisions\/2093"}],"wp:attachment":[{"href":"https:\/\/hansakerman.se\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2086"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hansakerman.se\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2086"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hansakerman.se\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2086"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}