I recently appreciated this vid explaining that 3D translation using the traditional 4x4 transform matrix is performing a shear operation in 4D. https://youtu.

I recently appreciated this vid explaining that 3D translation using the traditional 4x4 transform matrix is performing a shear operation in 4D. https://youtu.be/x1F4eFN_cos https://youtu.be/x1F4eFN_cos