UPdate compound symmetry structure

kmsmgsh · Jan 15, 2021 · d8e9c19 · d8e9c19
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diff --git a/00-readU.Rmd b/00-readU.Rmd
@@ -1,4 +1,4 @@
-# 杂七杂八{-}
+# 杂七杂八{# extra}
 
 This is a document describe the build procedure.
 The other branch "gh-pg"(or something like this) 是用于用alternative approach去在github publish 这本书，但是做到一半没做下去，卡在[这里](https://bookdown.org/yihui/bookdown/github.html)，中，Create a token之后，没做到encrypt it.然后改用docs发布发现一次成功就不想试了。
diff --git a/07-Matrix-algebra.Rmd b/07-Matrix-algebra.Rmd
@@ -163,6 +163,14 @@ nonnegative.
 P54 of pourahmadi covariance book
 
 a sufficient condition for nonnegative definite is : $1+(p-1) \rho \geq 0$ or \(-(p-1)^{-1} \leq \rho \leq 1\)
+$$
+\boldsymbol{\Sigma}=\sigma^{2} R=\sigma^{2}\left(\begin{array}{cccc}
+1 & \rho & \cdots & \rho \\
+\rho & 1 & \cdots & \rho \\
+\vdots & \vdots & \ddots & \vdots \\
+\rho & \rho & \cdots & 1
+\end{array}\right)=\sigma^{2}\left[(1-\rho) I+\rho \mathbf{1}_{n} \mathbf{1}_{n}^{\prime}\right]
+$$
 
 ### Huynh-Feldt Structure
 

diff --git a/09-统计图形.Rmd b/09-统计图形.Rmd
@@ -51,3 +51,22 @@ pch是点的类型，[具体见这个网址](http://www.sthda.com/english/wiki/r
 
 lwd是线的宽度
 lty是线的类型，是点的话这就用了NA。
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+- 使用patchwork组合图形：
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+[来自于](https://d.cosx.org/d/421267-ggplot-patchwork), [官方文档](https://github.com/thomasp85/patchwork)
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diff --git a/Notes-in-statistics-and-computing.log b/Notes-in-statistics-and-computing.log
diff --git a/Notes-in-statistics-and-computing.pdf b/Notes-in-statistics-and-computing.pdf