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Merge pull request #70 from curtisalexander/patch-1 

typos
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Hadley Wickham 2016-05-16 08:14:00 -05:00
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iteration.Rmd
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@ -529,7 +529,7 @@ There are a few differences between `map_*()` and `col_summary()`:
### Shortcuts
There are a few shortcuts that you can use with `.f` in order to save a little typing. Imagine you want to fit a linear model to each group in a dataset. The following toy example splits the up the `mtcars` dataset in to three pieces (one for each value of cylinder) and fits the same linear model to each piece:
There are a few shortcuts that you can use with `.f` in order to save a little typing. Imagine you want to fit a linear model to each group in a dataset. The following toy example splits up the `mtcars` dataset into three pieces (one for each value of cylinder) and fits the same linear model to each piece:
```{r}
models <- mtcars %>%