Broadcasting and map are two different operations. If all the inouts have the same shape broadcast is equivalent to map, but in Julia you can also just use map.

Broadcasting and map are two different operations. If all the inouts have the same shape broadcast is equivalent to map, but in Julia you can also just use map. `map(el->el^2, a)` and inspired by Ruby ``` map(a) do element log(element) end ``` The latter being syntax sugar for the former.