Description Usage Arguments Details Value Examples
That's it – this function just squares a vector.
| 1 | cube(x)
 | 
| x | The vector to be squared. | 
This function isn't complicated.
And it almost certainly doesn't need two paragraphs in the "Details" section!
Here are some reasons why putting a list in this section is excessive:
 This square function is quite simple.
 There's nothing else to say about square.
A vector that is the square of x.
| 1 2 | 
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