# Euler Rotations and Matrix Questions

**URL:** <https://forums.unrealengine.com/t/euler-rotations-and-matrix-questions/4450>\
**Category:** C++\
**Tags:** unreal-engine\
**Created:** [May 15, 2014, 6:56pm UTC](https://forums.unrealengine.com/t/euler-rotations-and-matrix-questions/4450 "2014-05-15T18:56:35Z")\
**Posts on this page:** 1\
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**Author:** ![Dig\_Squid](https://d1ap1mz92jnks1.cloudfront.net/user_avatar/forums.unrealengine.com/dig_squid/32/1145423_2.png) [@Dig\_Squid](https://forums.unrealengine.com/u/Dig_Squid)\
**Post date:** [May 15, 2014, 7:34pm UTC](https://forums.unrealengine.com/t/euler-rotations-and-matrix-questions/4450/2 "2014-05-15T19:34:49Z")

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> [@Fingon;47145](#):
>
> Yaw is rotation about Z-Axis (Up)?  
> Pitch is rotation about Y-Axis (Right)?  
> Roll is rotation about X-Axis (Forward)?
> 
> Left-handed coordinate system?

Yes, that’s correct!

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