{"id":206,"date":"2026-06-10T04:48:31","date_gmt":"2026-06-10T04:48:31","guid":{"rendered":"https:\/\/apropostechsolutionscorp.ca\/blog\/?p=206"},"modified":"2026-06-10T04:50:38","modified_gmt":"2026-06-10T04:50:38","slug":"libreoffice-calc-circular-reference","status":"publish","type":"post","link":"https:\/\/apropostechsolutionscorp.ca\/blog\/2026\/06\/10\/libreoffice-calc-circular-reference\/","title":{"rendered":"LibreOffice Calc: circular reference"},"content":{"rendered":"\n<h3>A formula in which the answer depends on itself is called recursive in computer science. Some spreadsheets call it a circular reference.<\/h3>\n<p>\nThe following is my understanding.<\/p>\n<p>\nLet&#8217;s imagine the following case: tax is assessed as 35 percent of an earner&#8217;s after-tax income. Such a calculation is a circular reference: tax=0.35*(Income-tax).<\/p>\n<p>LibreOffice Calc allows such a calculation. However, circular reference needs to be enabled. Under Tools-&gt;Options-&gt;Calculate, check a box Iterations. I set the Minimum change to 0.001, then clicked OK.<\/p>\n<p>\nNext, I went to cell a1 and typed 75000, then to c1 and typed =0.35*(a1-c1). The answer appeared in c1: 19444.44.<\/p>\n<p>\nIn that case, 19444.44 should be 35 percent of (75000-19444.44). Well, 75000-19444.44=55555.56, and 35 percent of 55555.56 seems to be 19444.44. Apparently, LibreOffice Calc delivered:)<\/p>\n<p>Source:<\/p>\n<p><a href=\"https:\/\/software.codidact.com\/posts\/278569\">software.codidact.com<\/a><\/p>\n<p>\n<a href=\"https:\/\/apropostechsolutionscorp.ca\">-JS<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A formula in which the answer depends on itself is called recursive in computer science. Some spreadsheets call it a circular reference. The following is my understanding. Let&#8217;s imagine the following case: tax is assessed as 35 percent of an earner&#8217;s after-tax income. Such a calculation is a circular reference: tax=0.35*(Income-tax). LibreOffice Calc allows such [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10,9],"tags":[67,66],"class_list":["post-206","post","type-post","status-publish","format-standard","hentry","category-libreoffice-calc","category-spreadsheets","tag-circular-reference","tag-recursion"],"_links":{"self":[{"href":"https:\/\/apropostechsolutionscorp.ca\/blog\/wp-json\/wp\/v2\/posts\/206","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/apropostechsolutionscorp.ca\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/apropostechsolutionscorp.ca\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/apropostechsolutionscorp.ca\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/apropostechsolutionscorp.ca\/blog\/wp-json\/wp\/v2\/comments?post=206"}],"version-history":[{"count":5,"href":"https:\/\/apropostechsolutionscorp.ca\/blog\/wp-json\/wp\/v2\/posts\/206\/revisions"}],"predecessor-version":[{"id":211,"href":"https:\/\/apropostechsolutionscorp.ca\/blog\/wp-json\/wp\/v2\/posts\/206\/revisions\/211"}],"wp:attachment":[{"href":"https:\/\/apropostechsolutionscorp.ca\/blog\/wp-json\/wp\/v2\/media?parent=206"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/apropostechsolutionscorp.ca\/blog\/wp-json\/wp\/v2\/categories?post=206"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/apropostechsolutionscorp.ca\/blog\/wp-json\/wp\/v2\/tags?post=206"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}