If you have a 3x3 matrix and you want to determine whether it can be a 3D cartesian rotation matrix or not, what's the best and quickest way to determine this? What's the best starting point?
I'm not sure where to start.
If you have a 3x3 matrix and you want to determine whether it can be a 3D cartesian rotation matrix or not, what's the best and quickest way to determine this? What's the best starting point?
I'm not sure where to start.
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The sufficient checks are: