<?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>几何学革命 on 风塘 WindHaven</title><link>https://fengur.cn/tags/%E5%87%A0%E4%BD%95%E5%AD%A6%E9%9D%A9%E5%91%BD/</link><description>Recent content in 几何学革命 on 风塘 WindHaven</description><generator>Hugo</generator><language>zh-cn</language><lastBuildDate>Tue, 25 Aug 2026 00:00:00 +0000</lastBuildDate><atom:link href="https://fengur.cn/tags/%E5%87%A0%E4%BD%95%E5%AD%A6%E9%9D%A9%E5%91%BD/index.xml" rel="self" type="application/rss+xml"/><item><title>几何学革命</title><link>https://fengur.cn/posts/modelcreate/%E6%95%B0%E5%AD%A6%E5%8F%B2/14-%E5%87%A0%E4%BD%95%E5%AD%A6%E9%9D%A9%E5%91%BD/</link><pubDate>Tue, 25 Aug 2026 00:00:00 +0000</pubDate><guid>https://fengur.cn/posts/modelcreate/%E6%95%B0%E5%AD%A6%E5%8F%B2/14-%E5%87%A0%E4%BD%95%E5%AD%A6%E9%9D%A9%E5%91%BD/</guid><description>几何学是数学最古老的分支。约公元前 300 年，欧几里得（Euclid，约前 330—前 275 年）在亚历山大城写成《几何原本》，用五条公设搭起了整个几何学。前四条简洁自明…</description></item></channel></rss>