Re-use of this resource is governed by a Creative Commons
Attribution-
NonCommercial-ShareAlike 4.0 International
https://creativecommons.org/licenses/by-nc-sa/4.0/
x, y and z are the coordinate system for a stress system.
1, 2 and 3 are the principle axes of a lamina.
The applied stresses are σxσyτxy
We want to find εxεyγxy