诀窍在于
1.
四次转义latex代码和特殊字符,例如。
\\\\frac
,则,
2.
设置选项的步骤
escape=FALSE
在里面
footnote()
。
---
title: "Untitled"
output: pdf_document
---
```{r tab}
library(knitr)
library(kableExtra)
df <- data.frame(v1=rnorm(6), v2=runif(6), v3=rbinom(6, 1, .33),
row.names=LETTERS[1:6])
kable(df, "latex", align="c", booktabs=TRUE) %>%
footnote(general=c("$a^2+b^2=c^2,$",
"$\\\\sigma^2=\\\\frac{1}{n-1}\\\\sum_{i=1}^n(x_i-\\\\bar{x})^2;$",
"1,000 \\\\$;", "100\\\\%."),
number=c("Hello\ there! \\\\textit{Hello\ there!}"),
footnote_as_chunk=TRUE,
escape=FALSE)
```
收益率: