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Click on each element to view the stress state
σ x x x 3 1 2 1 2 3 2 3 1
Clearly, they are the same situation, just with the axes rotated!

σs =
0
0
0
0
σ22
0
0
0
0

σs =
0
0
0
0
0
0
0
0
σ33

σs =
σ11
0
0
0
0
0
0
0
0