{"id":31497,"date":"2023-01-22T01:16:30","date_gmt":"2023-01-21T19:46:30","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/"},"modified":"2023-01-22T01:16:30","modified_gmt":"2023-01-21T19:46:30","slug":"solved-what-is-the-correct-way-for-subtraction-in-fortran","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/","title":{"rendered":"[Solved] What is the: Correct way for subtraction in Fortran"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-24574593\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"24574593\" data-parentid=\"24573005\" data-score=\"2\" data-position-on-page=\"1\" data-highest-scored=\"1\" data-question-has-accepted-highest-score=\"1\" itemprop=\"acceptedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\">\n<div class=\"post-layout\">\n<div class=\"votecell post-layout--left\"><\/div>\n<div class=\"answercell post-layout--right\">\n<div class=\"s-prose js-post-body\" itemprop=\"text\">\n<p>You are simply mis-reading your output. You claim that the output is:<\/p>\n<pre><code>-4.59045\n<\/code><\/pre>\n<p>That claim is contradicted by the screenshot. The actual output is:<\/p>\n<pre><code>-4.5904569E-10\n<\/code><\/pre>\n<p>That is a very small number, very close to zero. Note also that your actual value is specified to 10 significant digits, commensurate with the relative error that your program reports.  In other words it seems that your estimate is accurate and that your program is behaving correctly.<\/p>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\">6<\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved What is the: Correct way for subtraction in Fortran <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] You are simply mis-reading your output. You claim that the output is: -4.59045 That claim is contradicted by the screenshot. The actual output is: -4.5904569E-10 That is a very small number, very close to zero. Note also that your actual value is specified to 10 significant digits, commensurate with the relative error that your &#8230; <a title=\"[Solved] What is the: Correct way for subtraction in Fortran\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/\" aria-label=\"More on [Solved] What is the: Correct way for subtraction in Fortran\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[1850,5846],"class_list":["post-31497","post","type-post","status-publish","format-standard","hentry","category-solved","tag-fortran","tag-fortran77"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] What is the: Correct way for subtraction in Fortran - JassWeb<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] What is the: Correct way for subtraction in Fortran - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] You are simply mis-reading your output. You claim that the output is: -4.59045 That claim is contradicted by the screenshot. The actual output is: -4.5904569E-10 That is a very small number, very close to zero. Note also that your actual value is specified to 10 significant digits, commensurate with the relative error that your ... Read more\" \/>\n<meta property=\"og:url\" content=\"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/\" \/>\n<meta property=\"og:site_name\" content=\"JassWeb\" \/>\n<meta property=\"article:published_time\" content=\"2023-01-21T19:46:30+00:00\" \/>\n<meta name=\"author\" content=\"Kirat\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Kirat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/\"},\"author\":{\"name\":\"Kirat\",\"@id\":\"https:\/\/jassweb.com\/solved\/#\/schema\/person\/65c9c7b7958150c0dc8371fa35dd7c31\"},\"headline\":\"[Solved] What is the: Correct way for subtraction in Fortran\",\"datePublished\":\"2023-01-21T19:46:30+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/\"},\"wordCount\":92,\"publisher\":{\"@id\":\"https:\/\/jassweb.com\/solved\/#organization\"},\"keywords\":[\"fortran\",\"fortran77\"],\"articleSection\":[\"Solved\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/\",\"url\":\"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/\",\"name\":\"[Solved] What is the: Correct way for subtraction in Fortran - JassWeb\",\"isPartOf\":{\"@id\":\"https:\/\/jassweb.com\/solved\/#website\"},\"datePublished\":\"2023-01-21T19:46:30+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/jassweb.com\/solved\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"[Solved] What is the: Correct way for subtraction in Fortran\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/jassweb.com\/solved\/#website\",\"url\":\"https:\/\/jassweb.com\/solved\/\",\"name\":\"JassWeb\",\"description\":\"Build High-quality Websites\",\"publisher\":{\"@id\":\"https:\/\/jassweb.com\/solved\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/jassweb.com\/solved\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/jassweb.com\/solved\/#organization\",\"name\":\"Jass Web\",\"url\":\"https:\/\/jassweb.com\/solved\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/jassweb.com\/solved\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/jassweb.com\/wp-content\/uploads\/2021\/02\/jass-website-logo-1.png\",\"contentUrl\":\"https:\/\/jassweb.com\/wp-content\/uploads\/2021\/02\/jass-website-logo-1.png\",\"width\":693,\"height\":132,\"caption\":\"Jass Web\"},\"image\":{\"@id\":\"https:\/\/jassweb.com\/solved\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/jassweb.com\/solved\/#\/schema\/person\/65c9c7b7958150c0dc8371fa35dd7c31\",\"name\":\"Kirat\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/jassweb.com\/solved\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/jassweb.com\/solved\/wp-content\/litespeed\/avatar\/1261af3c9451399fa1336d28b98ea3bb.jpg?ver=1775798750\",\"contentUrl\":\"https:\/\/jassweb.com\/solved\/wp-content\/litespeed\/avatar\/1261af3c9451399fa1336d28b98ea3bb.jpg?ver=1775798750\",\"caption\":\"Kirat\"},\"sameAs\":[\"http:\/\/jassweb.com\"],\"url\":\"https:\/\/jassweb.com\/solved\/author\/jaspritsinghghumangmail-com\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"[Solved] What is the: Correct way for subtraction in Fortran - JassWeb","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/","og_locale":"en_US","og_type":"article","og_title":"[Solved] What is the: Correct way for subtraction in Fortran - JassWeb","og_description":"[ad_1] You are simply mis-reading your output. You claim that the output is: -4.59045 That claim is contradicted by the screenshot. The actual output is: -4.5904569E-10 That is a very small number, very close to zero. Note also that your actual value is specified to 10 significant digits, commensurate with the relative error that your ... Read more","og_url":"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/","og_site_name":"JassWeb","article_published_time":"2023-01-21T19:46:30+00:00","author":"Kirat","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Kirat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/#article","isPartOf":{"@id":"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/"},"author":{"name":"Kirat","@id":"https:\/\/jassweb.com\/solved\/#\/schema\/person\/65c9c7b7958150c0dc8371fa35dd7c31"},"headline":"[Solved] What is the: Correct way for subtraction in Fortran","datePublished":"2023-01-21T19:46:30+00:00","mainEntityOfPage":{"@id":"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/"},"wordCount":92,"publisher":{"@id":"https:\/\/jassweb.com\/solved\/#organization"},"keywords":["fortran","fortran77"],"articleSection":["Solved"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/","url":"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/","name":"[Solved] What is the: Correct way for subtraction in Fortran - JassWeb","isPartOf":{"@id":"https:\/\/jassweb.com\/solved\/#website"},"datePublished":"2023-01-21T19:46:30+00:00","breadcrumb":{"@id":"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/jassweb.com\/solved\/solved-what-is-the-correct-way-for-subtraction-in-fortran\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/jassweb.com\/solved\/"},{"@type":"ListItem","position":2,"name":"[Solved] What is the: Correct way for subtraction in Fortran"}]},{"@type":"WebSite","@id":"https:\/\/jassweb.com\/solved\/#website","url":"https:\/\/jassweb.com\/solved\/","name":"JassWeb","description":"Build High-quality Websites","publisher":{"@id":"https:\/\/jassweb.com\/solved\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/jassweb.com\/solved\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/jassweb.com\/solved\/#organization","name":"Jass Web","url":"https:\/\/jassweb.com\/solved\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/jassweb.com\/solved\/#\/schema\/logo\/image\/","url":"https:\/\/jassweb.com\/wp-content\/uploads\/2021\/02\/jass-website-logo-1.png","contentUrl":"https:\/\/jassweb.com\/wp-content\/uploads\/2021\/02\/jass-website-logo-1.png","width":693,"height":132,"caption":"Jass Web"},"image":{"@id":"https:\/\/jassweb.com\/solved\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/jassweb.com\/solved\/#\/schema\/person\/65c9c7b7958150c0dc8371fa35dd7c31","name":"Kirat","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/jassweb.com\/solved\/#\/schema\/person\/image\/","url":"https:\/\/jassweb.com\/solved\/wp-content\/litespeed\/avatar\/1261af3c9451399fa1336d28b98ea3bb.jpg?ver=1775798750","contentUrl":"https:\/\/jassweb.com\/solved\/wp-content\/litespeed\/avatar\/1261af3c9451399fa1336d28b98ea3bb.jpg?ver=1775798750","caption":"Kirat"},"sameAs":["http:\/\/jassweb.com"],"url":"https:\/\/jassweb.com\/solved\/author\/jaspritsinghghumangmail-com\/"}]}},"_links":{"self":[{"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/posts\/31497","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/comments?post=31497"}],"version-history":[{"count":0,"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/posts\/31497\/revisions"}],"wp:attachment":[{"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/media?parent=31497"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/categories?post=31497"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jassweb.com\/solved\/wp-json\/wp\/v2\/tags?post=31497"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}