<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Gauss_code的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/Gauss_code</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Gauss_code]]></copyright><item><title><![CDATA[四元数背景知识补充]]></title><link>https://blog.youkuaiyun.com/Gauss_code/article/details/161366858</link><guid>https://blog.youkuaiyun.com/Gauss_code/article/details/161366858</guid><author>Gauss_code</author><pubDate>Mon, 25 May 2026 16:09:34 +0800</pubDate><description><![CDATA[qabicjdkq∈Habcd∈Rqabicjdkq∈Habcd∈R用H\mathbb HH表示四元数是为了纪念发明者 Hamilton。四元数是简单的超复数，可以实际上理解为四维的复数——aaa是实部；]]></description><category></category></item><item><title><![CDATA[【解决方法】电脑 WLAN 适配器驱动程序出现问题导致无法显示可用网络]]></title><link>https://blog.youkuaiyun.com/Gauss_code/article/details/161246465</link><guid>https://blog.youkuaiyun.com/Gauss_code/article/details/161246465</guid><author>Gauss_code</author><pubDate>Wed, 20 May 2026 10:40:59 +0800</pubDate><description><![CDATA[无可用网络显示的问题通常属于软件配置或驱动层故障，而非硬件损坏，可按以下步骤系统排查和修复。提示：约68%的类似问题可通过上述软性修复解决，无需更换硬件。操作时建议按顺序执行，每步后测试是否恢复。]]></description><category></category></item><item><title><![CDATA[【考研经验分享】某华五院校的三战经历感悟]]></title><link>https://blog.youkuaiyun.com/Gauss_code/article/details/159804891</link><guid>https://blog.youkuaiyun.com/Gauss_code/article/details/159804891</guid><author>Gauss_code</author><pubDate>Thu, 14 May 2026 18:04:22 +0800</pubDate><description><![CDATA[24、25、26，我见证了中国考研人数减少，难度上升的奇特变化。]]></description><category></category></item><item><title><![CDATA[【ROS2入门】ROS 2 Humble C++ 项目实践路线]]></title><link>https://blog.youkuaiyun.com/Gauss_code/article/details/160902787</link><guid>https://blog.youkuaiyun.com/Gauss_code/article/details/160902787</guid><author>Gauss_code</author><pubDate>Thu, 14 May 2026 18:00:05 +0800</pubDate><description><![CDATA[ROS 2 官方也推荐用 workspace overlay 的方式开发，这样不用每次重编整个 ROS 环境。里写代码，而是自己建一个 workspace，在里面创建 C++ package，用。官方 C++ publisher/subscriber 教程是用类似如下方式创建。ROS 2 的 package 是代码组织单位；C++ 项目通常使用。官方文档也说明，CMake 类型 package 至少包含。比单纯跑 demo 更像真正项目。正常会看到一片“复读机”。创建 package。]]></description><category></category></item><item><title><![CDATA[【Ubuntu软件安装】搜狗输入法]]></title><link>https://blog.youkuaiyun.com/Gauss_code/article/details/161058905</link><guid>https://blog.youkuaiyun.com/Gauss_code/article/details/161058905</guid><author>Gauss_code</author><pubDate>Wed, 13 May 2026 21:23:57 +0800</pubDate><description><![CDATA[让输入法加载（不然会是键盘图标，不能中文输入）。感觉加载速度有点迷。]]></description><category></category></item><item><title><![CDATA[Ubuntu系统下的应用安装]]></title><link>https://blog.youkuaiyun.com/Gauss_code/article/details/160855375</link><guid>https://blog.youkuaiyun.com/Gauss_code/article/details/160855375</guid><author>Gauss_code</author><pubDate>Thu, 07 May 2026 13:19:52 +0800</pubDate><description><![CDATA[dpkg在Ubuntu系统中安装.deb格式的应用程序非常简单，通常可以使用命令行界面（终端）来完成。]]></description><category></category></item><item><title><![CDATA[【Convex Optimization】Study Note]]></title><link>https://blog.youkuaiyun.com/Gauss_code/article/details/160479508</link><guid>https://blog.youkuaiyun.com/Gauss_code/article/details/160479508</guid><author>Gauss_code</author><pubDate>Fri, 24 Apr 2026 17:56:54 +0800</pubDate><description><![CDATA[Problem Formulation
objective func:f0(x)subject to fi(x), for i=1,2,⋯ ,nminimize f0(x)
\begin{aligned}
&\text{objective func}: f_0(\mathbf{x}) \\
&\text{subject to }f_i(\mathbf{x})\text{, for } i = 1,2,\cdots,n \\
&\text{minimize } f_0(\mathbf{x})
\end{ali]]></description><category></category></item><item><title><![CDATA[【控制/ML/机器人方向】极简 LQR 推导]]></title><link>https://blog.youkuaiyun.com/Gauss_code/article/details/160155630</link><guid>https://blog.youkuaiyun.com/Gauss_code/article/details/160155630</guid><author>Gauss_code</author><pubDate>Tue, 14 Apr 2026 20:36:39 +0800</pubDate><description><![CDATA[定义价值函数Vkxkmin⁡ukuN−1JxkukVk​xk​uk​uN−1​min​Jxk​uk​边界条件（最后一步）VNxN12xNTQNxNVN​xN​21​xNT​QN​xN​递推关系Vkxkmin⁡uk12xkTQxkukTRukVk1xk1Vk​xk​uk​min​2。]]></description><category></category></item><item><title><![CDATA[【矩阵论】矩阵求导]]></title><link>https://blog.youkuaiyun.com/Gauss_code/article/details/160155322</link><guid>https://blog.youkuaiyun.com/Gauss_code/article/details/160155322</guid><author>Gauss_code</author><pubDate>Tue, 14 Apr 2026 20:17:36 +0800</pubDate><description><![CDATA[默认使用x∈RnAByz。]]></description><category></category></item><item><title><![CDATA[【研究生】关于论文、期刊的一些知识]]></title><link>https://blog.youkuaiyun.com/Gauss_code/article/details/158318508</link><guid>https://blog.youkuaiyun.com/Gauss_code/article/details/158318508</guid><author>Gauss_code</author><pubDate>Mon, 23 Feb 2026 22:34:02 +0800</pubDate><description><![CDATA[关于论文、期刊的一些皮毛知识汇总，希望能帮到后来人。]]></description><category></category></item><item><title><![CDATA[【FZU-MU】EE402 Lab、Homework作业合集]]></title><link>https://blog.youkuaiyun.com/Gauss_code/article/details/135309424</link><guid>https://blog.youkuaiyun.com/Gauss_code/article/details/135309424</guid><author>Gauss_code</author><pubDate>Sat, 30 Dec 2023 20:41:57 +0800</pubDate><description><![CDATA[EE402作业分享]]></description><category></category></item><item><title><![CDATA[【FZU-MU】EE413 Assignment]]></title><link>https://blog.youkuaiyun.com/Gauss_code/article/details/135308003</link><guid>https://blog.youkuaiyun.com/Gauss_code/article/details/135308003</guid><author>Gauss_code</author><pubDate>Sat, 30 Dec 2023 20:09:07 +0800</pubDate><description><![CDATA[链接：https://pan.baidu.com/s/1mBdDJxKnlG1yogLwtpd1Ig?6：在终端新窗口里输入。]]></description><category></category></item><item><title><![CDATA[EE402-Lab4_Q7]]></title><link>https://blog.youkuaiyun.com/Gauss_code/article/details/134247472</link><guid>https://blog.youkuaiyun.com/Gauss_code/article/details/134247472</guid><author>Gauss_code</author><pubDate>Mon, 06 Nov 2023 15:44:00 +0800</pubDate><description><![CDATA[蓝色部分是UDP header，最后的d87a是待验证的checksum，代码中统一为0x00,0x00。蓝色部分后的全是data segment。蓝色部分前8对，是source IP和destination IP。输出的就是检验后理论上的checksum，和你抓取的checksum不符就说明数据有误。]]></description><category></category></item><item><title><![CDATA[【FZU-MU】EE406 Assignment1]]></title><link>https://blog.youkuaiyun.com/Gauss_code/article/details/134213450</link><guid>https://blog.youkuaiyun.com/Gauss_code/article/details/134213450</guid><author>Gauss_code</author><pubDate>Sat, 04 Nov 2023 09:06:11 +0800</pubDate><description><![CDATA[EE406 AS1指导]]></description><category></category></item><item><title><![CDATA[【FZU-MU】EE414 Assignment2]]></title><link>https://blog.youkuaiyun.com/Gauss_code/article/details/134147359</link><guid>https://blog.youkuaiyun.com/Gauss_code/article/details/134147359</guid><author>Gauss_code</author><pubDate>Tue, 31 Oct 2023 22:52:31 +0800</pubDate><description><![CDATA[FZU,MU,EE414-As2]]></description><category></category></item><item><title><![CDATA[差分方程【引子】]]></title><link>https://blog.youkuaiyun.com/Gauss_code/article/details/133696144</link><guid>https://blog.youkuaiyun.com/Gauss_code/article/details/133696144</guid><author>Gauss_code</author><pubDate>Mon, 09 Oct 2023 14:33:02 +0800</pubDate><description><![CDATA[差分方程简单介绍]]></description><category></category></item><item><title><![CDATA[集合论：证明集合为可数集]]></title><link>https://blog.youkuaiyun.com/Gauss_code/article/details/131080062</link><guid>https://blog.youkuaiyun.com/Gauss_code/article/details/131080062</guid><author>Gauss_code</author><pubDate>Fri, 09 Jun 2023 14:35:37 +0800</pubDate><description><![CDATA[简单介绍集合证明。]]></description><category></category></item><item><title><![CDATA[【排列组合】基础概念和运算性质]]></title><link>https://blog.youkuaiyun.com/Gauss_code/article/details/129762863</link><guid>https://blog.youkuaiyun.com/Gauss_code/article/details/129762863</guid><author>Gauss_code</author><pubDate>Wed, 07 Jun 2023 10:26:55 +0800</pubDate><description><![CDATA[一些组合学的基础知识整理]]></description><category></category></item><item><title><![CDATA[【高等代数】第一章：多项式部分【2】]]></title><link>https://blog.youkuaiyun.com/Gauss_code/article/details/129723530</link><guid>https://blog.youkuaiyun.com/Gauss_code/article/details/129723530</guid><author>Gauss_code</author><pubDate>Thu, 23 Mar 2023 11:13:16 +0800</pubDate><description><![CDATA[数学是个坑，谁进谁发疯。计算两只手，左右都颤抖。哈哈哈]]></description><category></category></item><item><title><![CDATA[【高等代数研究对象】]]></title><link>https://blog.youkuaiyun.com/Gauss_code/article/details/129651490</link><guid>https://blog.youkuaiyun.com/Gauss_code/article/details/129651490</guid><author>Gauss_code</author><pubDate>Sun, 19 Mar 2023 15:40:40 +0800</pubDate><description><![CDATA[an​xnan−1​an−1⋯a1​xa0​​0​。]]></description><category></category></item></channel></rss>