<rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Hacker News: zq0829</title><link>https://news.ycombinator.com/user?id=zq0829</link><description>Hacker News RSS</description><docs>https://hnrss.org/</docs><generator>hnrss v2.1.1</generator><lastBuildDate>Tue, 28 Jul 2026 11:15:46 +0000</lastBuildDate><atom:link href="https://hnrss.org/user?id=zq0829" rel="self" type="application/rss+xml"></atom:link><item><title><![CDATA[New comment by zq0829 in "Terence Tao's ChatGPT conversation about the Jacobian Conjecture counterexample"]]></title><description><![CDATA[
<p>这不是“几个系数碰巧消掉了”，而是“给三次式标记一个单根”这一 incidence correspondence 的坐标展开：resultant =1 切掉因子间的相对缩放，所以局部 étale；忘掉所标记的根，所以一般三对一；而真正低维而罕见的奇迹，是相应切片竟然等于 A
3
。常 Jacobian 只是这套几何的坐标影子。</p>
]]></description><pubDate>Thu, 23 Jul 2026 10:49:47 +0000</pubDate><link>https://news.ycombinator.com/item?id=49019502</link><dc:creator>zq0829</dc:creator><comments>https://news.ycombinator.com/item?id=49019502</comments><guid isPermaLink="false">https://news.ycombinator.com/item?id=49019502</guid></item></channel></rss>