<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[Learning what &quot;non-positive definite matrix&quot; means in my #sem output has been one of the sadder moments of my statistics journey.]]></title><description><![CDATA[<p>Learning what "non-positive definite matrix" means in my <a href="https://infosec.exchange/tags/sem" rel="tag">#<span>sem</span></a> output has been one of the sadder moments of my statistics journey.</p><p><a href="https://infosec.exchange/tags/subtoot" rel="tag">#<span>subtoot</span></a> <a href="https://infosec.exchange/tags/rstats" rel="tag">#<span>rstats</span></a> <a href="https://infosec.exchange/tags/statistics" rel="tag">#<span>statistics</span></a></p>]]></description><link>https://board.circlewithadot.net/topic/d2d417a7-fcd0-43c0-8cd1-59bddec175db/learning-what-non-positive-definite-matrix-means-in-my-sem-output-has-been-one-of-the-sadder-moments-of-my-statistics-journey.</link><generator>RSS for Node</generator><lastBuildDate>Fri, 15 May 2026 05:05:21 GMT</lastBuildDate><atom:link href="https://board.circlewithadot.net/topic/d2d417a7-fcd0-43c0-8cd1-59bddec175db.rss" rel="self" type="application/rss+xml"/><pubDate>Sat, 18 Apr 2026 14:39:53 GMT</pubDate><ttl>60</ttl></channel></rss>