{"id":2462,"date":"2015-05-02T21:37:23","date_gmt":"2015-05-02T19:37:23","guid":{"rendered":"http:\/\/www.valcon.it\/pp\/?p=2462"},"modified":"2025-07-23T16:35:56","modified_gmt":"2025-07-23T14:35:56","slug":"numeri-reali-2","status":"publish","type":"post","link":"https:\/\/www.valcon.it\/pp\/numeri-reali-2\/","title":{"rendered":"Numeri reali"},"content":{"rendered":"\n<p>Ci sono tipi di dato per i numeri reali a <strong>4<\/strong> (singola precisione), <strong>6<\/strong>, <strong>8<\/strong> (doppia precisione), <strong>10<\/strong> byte<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th class=\"has-text-align-center\" data-align=\"center\"># byte<\/th><th class=\"has-text-align-center\" data-align=\"center\"># bit<\/th><th>Valore minimo<\/th><th>Valore massimo<\/th><th>Cifre significative<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>4<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">32<\/td><td>\u00b11.401298*10<sup><strong>-45<\/strong><\/sup><\/td><td>\u00b13.402823*10<sup><strong>+38<\/strong><\/sup><\/td><td>7..8<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>6<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">48<\/td><td>\u00b12.9*10<sup><strong>-39<\/strong><\/sup><\/td><td>\u00b11.7*10<sup><strong>+38<\/strong><\/sup><\/td><td>11..12<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>8<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">64<\/td><td>\u00b14.940656*10<sup><strong>-324<\/strong><\/sup><\/td><td>\u00b11.797693*10<sup><strong>+308<\/strong><\/sup><\/td><td>15..16<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>10<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">80<\/td><td>\u00b13.4*10<sup><strong>-4932<\/strong><\/sup><\/td><td>\u00b11.1*10<sup><strong>+4932<\/strong><\/sup><\/td><td>19..20<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th class=\"has-text-align-center\" data-align=\"center\"># byte<\/th><th>C&#8230;<\/th><th>Python<\/th><th>Turbo Pascal 6<\/th><th>Visual Basic 6<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>4<\/strong><\/td><td><code>float<\/code><\/td><td><\/td><td><code>Single<\/code><\/td><td><code>Single<\/code><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>6<\/strong><\/td><td><\/td><td><\/td><td><code>Real<\/code><\/td><td><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>8<\/strong><\/td><td><code>double<\/code><\/td><td><code>(float)<\/code><\/td><td><code>Double<\/code><\/td><td><code>Double<\/code><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>10<\/strong><\/td><td><\/td><td><\/td><td><code>Extended<\/code><\/td><td><\/td><\/tr><\/tbody><\/table><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Ci sono tipi di dato per i numeri reali a 4 (singola precisione), 6, 8 (doppia precisione), 10 byte # byte # bit Valore minimo Valore massimo Cifre significative 4 32 \u00b11.401298*10-45 \u00b13.402823*10+38 7..8 6 48 \u00b12.9*10-39 \u00b11.7*10+38 11..12 8 64 \u00b14.940656*10-324 \u00b11.797693*10+308 15..16 10 80 \u00b13.4*10-4932 \u00b11.1*10+4932 19..20 # byte C&#8230; Python Turbo Pascal &#8230; <a title=\"Numeri reali\" class=\"read-more\" href=\"https:\/\/www.valcon.it\/pp\/numeri-reali-2\/\" aria-label=\"Per saperne di pi\u00f9 su Numeri reali\">Leggi tutto<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-2462","post","type-post","status-publish","format-standard","hentry","category-prog"],"_links":{"self":[{"href":"https:\/\/www.valcon.it\/pp\/wp-json\/wp\/v2\/posts\/2462","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.valcon.it\/pp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.valcon.it\/pp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.valcon.it\/pp\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.valcon.it\/pp\/wp-json\/wp\/v2\/comments?post=2462"}],"version-history":[{"count":14,"href":"https:\/\/www.valcon.it\/pp\/wp-json\/wp\/v2\/posts\/2462\/revisions"}],"predecessor-version":[{"id":57752,"href":"https:\/\/www.valcon.it\/pp\/wp-json\/wp\/v2\/posts\/2462\/revisions\/57752"}],"wp:attachment":[{"href":"https:\/\/www.valcon.it\/pp\/wp-json\/wp\/v2\/media?parent=2462"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.valcon.it\/pp\/wp-json\/wp\/v2\/categories?post=2462"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.valcon.it\/pp\/wp-json\/wp\/v2\/tags?post=2462"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}