markdown.Rmd

Text formatting 
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*italic*  or _italic_
**bold**   __bold__
`code`
superscript^2^ and subscript~2~

Headings
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# 1st Level Header

## 2nd Level Header

### 3rd Level Header

Lists
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*   Bulleted list item 1

*   Item 2

    * Item 2a

    * Item 2b

1.  Numbered list item 1

1.  Item 2. The numbers are incremented automatically in the output.

Links and images
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<http://example.com>

[linked phrase](http://example.com)

![optional caption text](path/to/img.png)

Tables 
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First Header  | Second Header
------------- | -------------
Content Cell  | Content Cell
Content Cell  | Content Cell