99 R Markdown

Formatting

Formatting	Code
bold Greek symbol	\boldsymbol{}
typewriter	{\tt blah}
slide font	{\sf blah}
bold	\mathbf{x}
pain	\mathrm{Pr}
cursive	\mathcal{S}
Blackboard bold	\mathbb{R}

Symbols

Symbols	Code
$\times$	\times
$\stackrel{\text{def}}{=}$	\stackrel{\text{def}}{=}

Markdown highlighting

Formatting	Code
bold	**bold**
bold	__bold__
italic	*italic*
italic	_italic_

Text coloring

colorText = function(x, color){
  if(knitr::is_latex_output())
    paste("\\textcolor{",color,"}{",x,"}",sep="")
  else if(knitr::is_html_output())
    paste("<font color='",color,"'>",x,"</font>",sep="")
  else
    x
}

red = function(x){
  if(knitr::is_latex_output())
    paste("\\textcolor{",'red',"}{",x,"}",sep="")
  else if(knitr::is_html_output())
    paste("<font color='red'>",x,"</font>",sep="")
  else
    x
}

Equations

The names of equations can not include . or _ but it can include -

\begin{equation} 
  P(Y=1) = 
  (\#eq:eq71)
\end{equation} 

\@ref(eq:eq71)

Section references

Section 99.4 Section [99.4](#x99.4)

Footnotes

¹ ^[A footnote]

Displaying Formula

Notation

Based on: https://www.calvin.edu/~rpruim/courses/s341/S17/from-class/MathinRmd.html

Math	Code
$x = y$	$x = y$
$x < y$	$x < y$
$x > y$	$x > y$
$x \le y$	$x \le y$
$x \ge y$	$x \ge y$
$x^{n}$	$x^{n}$
$x_{n}$	$x_{n}$
$\overline{x}$	$\overline{x}$
$\hat{x}$	$\hat{x}$
$\tilde{x}$	$\tilde{x}$
$\frac{a}{b}$	$\frac{a}{b}$
$\displaystyle \frac{a}{b}$	$\displaystyle \frac{a}{b}$
$\binom{n}{k}$	$\binom{n}{k}$
$x_{1} + x_{2} + \cdots + x_{n}$	$x_{1} + x_{2} + \cdots + x_{n}$
$x_{1}, x_{2}, \dots, x_{n}$	$x_{1}, x_{2}, \dots, x_{n}$
$\mathbf{x} = \langle x_{1}, x_{2}, \dots, x_{n}\rangle$	$\mathbf{x} = \langle x_{1}, x_{2}, \dots, x_{n}\rangle$
$x \in A$	$x \in A$
$|A|$	$|A|$
$x \in A$	$x \in A$
$x \subset B$	$x \subset B$
$x \subseteq B$	$x \subseteq B$
$A \cup B$	$A \cup B$
$A \cap B$	$A \cap B$
$X \sim {\sf Binom}(n, \pi)$	X \sim {\sf Binom}(n, \pi)$
$\mathrm{P}(X \le x) = {\tt pbinom}(x, n, \pi)$	$\mathrm{P}(X \le x) = {\tt pbinom}(x, n, \pi)$
$P(A \mid B)$	$P(A \mid B)$
$\mathrm{P}(A \mid B)$	$\mathrm{P}(A \mid B)$
$\{1, 2, 3\}$	$\{1, 2, 3\}$
$\sin(x)$	$\sin(x)$
$\log(x)$	$\log(x)$
$\int_{a}^{b}$	$\int_{a}^{b}$
$\left(\int_{a}^{b} f(x) \; dx\right)$	$\left(\int_{a}^{b} f(x) \; dx\right)$
$\left[\int_{-\infty}^{\infty} f(x) \; dx\right]$	$\left[\int_{\-infty}^{\infty} f(x) \; dx\right]$
$\left. F(x) \right|_{a}^{b}$	$\left. F(x) \right|_{a}^{b}$
$\sum_{x = a}^{b} f(x)$	$\sum_{x = a}^{b} f(x)$
$\prod_{x = a}^{b} f(x)$	$\prod_{x = a}^{b} f(x)$
$\lim_{x \to \infty} f(x)$	$\lim_{x \to \infty} f(x)$
$\displaystyle \lim_{x \to \infty} f(x)$	$\displaystyle \lim_{x \to \infty} f(x)$ `

Greek letters

Based on: https://www.calvin.edu/~rpruim/courses/s341/S17/from-class/MathinRmd.html

letters	code
$\alpha A$	$\alpha A$
$\beta B$	$\beta B$
$\gamma \Gamma$	$\gamma \Gamma$
$\delta \Delta$	$\delta \Delta$
$\epsilon \varepsilon E$	$\epsilon \varepsilon E$
$\zeta Z \sigma$	$\zeta Z \sigma
$\eta H$	$\eta H$
$\theta \vartheta \Theta$	$\theta \vartheta \Theta$
$\iota I$	$\iota I$
$\kappa K$	$\kappa K$
$\lambda \Lambda$	$\lambda \Lambda$
$\mu M$	$\mu M$
$\nu N$	$\nu N$
$\xi\Xi$	$\xi\Xi$
$o O$	$o O$ (omicron)
$\pi \Pi$	$\pi \Pi$
$\rho\varrho P$	$\rho\varrho P$
$\sigma \Sigma$	\sigma \Sigma$
$\tau T$	$\tau T$
$\upsilon \Upsilon$	$\upsilon \Upsilon$
$\phi \varphi \Phi$	$\phi \varphi \Phi$
$\chi X$	$\chi X$
$\psi \Psi$	$\psi \Psi$
$\omega \Omega$	$\omega \Omega$

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1. A footnote↩︎