<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:content="http://purl.org/rss/1.0/modules/content/"><channel><title>내적 on qofo.log</title><link>https://qofo.github.io/tags/%EB%82%B4%EC%A0%81/</link><description>Recent content in 내적 on qofo.log</description><generator>Hugo</generator><language>ko-KR</language><lastBuildDate>Mon, 12 Oct 2026 00:00:00 +0000</lastBuildDate><atom:link href="https://qofo.github.io/tags/%EB%82%B4%EC%A0%81/index.xml" rel="self" type="application/rss+xml"/><item><title>MML 3장 해석기하: 노름, 내적, 직교사영</title><link>https://qofo.github.io/posts/mml-ch03-analytic-geometry/</link><pubDate>Mon, 12 Oct 2026 00:00:00 +0000</pubDate><guid>https://qofo.github.io/posts/mml-ch03-analytic-geometry/</guid><description>MML 3장(교재 70~97쪽) 해설. 노름과 내적, 길이·거리·각도, 정규직교기저와 그람-슈미트, 부분공간으로의 직교사영, 회전을 손계산 예제와 연습문제 3.1~3.10 풀이로 정리했다.</description></item></channel></rss>