# Broadcast implementation

**URL:** <https://discourse.julialang.org/t/broadcast-implementation/102249>\
**Category:** New to Julia\
**Tags:** question, broadcast\
**Created:** [July 29, 2023, 6:53pm UTC](https://discourse.julialang.org/t/broadcast-implementation/102249 "2023-07-29T18:53:26Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![stevengj](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/stevengj/32/71_2.png) [@stevengj](https://discourse.julialang.org/u/stevengj)\
**Post date:** [July 29, 2023, 7:12pm UTC](https://discourse.julialang.org/t/broadcast-implementation/102249/2 "2023-07-29T19:12:35Z")

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> [@jcbritobr](#):
>
> `data .- centroids[1, :]`

Use `data .- centroids[1, :]'` to transpose `centroids[1,:]` to a 1 \times 2 row vector.

See also [Unintuitive Julia result: selecting a row from a matrix](https://discourse.julialang.org/t/unintuitive-julia-result-selecting-a-row-from-a-matrix/66222)

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