# What is so different in each of these matrix operations?

**URL:** https://discourse.julialang.org/t/what-is-so-different-in-each-of-these-matrix-operations/78637
**Category:** General Usage
**Tags:** question
**Created:** [March 28, 2022, 9:13pm UTC](https://discourse.julialang.org/t/what-is-so-different-in-each-of-these-matrix-operations/78637 "2022-03-28T21:13:05Z")
**Posts on this page:** 1
**Showing post:** 3

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### Author: ![zdenek\_hurak](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/zdenek_hurak/32/53118_2.png) [@zdenek\_hurak](https://discourse.julialang.org/u/zdenek_hurak)
#### Post date: [March 29, 2022, 12:30am UTC](https://discourse.julialang.org/t/what-is-so-different-in-each-of-these-matrix-operations/78637/3 "2022-03-29T00:30:53Z")

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Here you go [Efficient way of doing linear regression - #33 by stevengj](https://discourse.julialang.org/t/efficient-way-of-doing-linear-regression/31232/33)

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