00203_example_10.1_of_section_10.2.1.Rmd

---
title: "00203_example_10.1_of_section_10.2.1"
author: "Win-Vector LLC"
date: "December 10, 2015"
output:
  md_document:
    variant: markdown_github
---

# example 10.1 of section 10.2.1 
# (example 10.1 of section 10.2.1)  : Documentation and deployment : Using knitr to produce milestone documentation : What is knitr? 
# Title: knitr-annotated Markdown 

# Annotation marks were interfering with execution.
# This is also the file to be saved as "simple.Rmd"

Two examples:

* plotting
* calculating

Plot example:
```{r plotexample, fig.width=2, fig.height=2, fig.align='center'}
library(ggplot2)

ggplot(data=data.frame(x=c(1:100),y=sin(0.1*c(1:100)))) +
   geom_line(aes(x=x,y=y))

```

Calculation example: 
```{r calcexample}
pi*pi
```