Topics in Rigid Motions and Orthogonal Matrices

Numbered in the order to learn them.

  1. Algebraic Perspective on Rigid Motions

  2. What Are 2×2 Orthogonal Matrices?

  3. Centered Rigid Motions as Orthogonal Linear Transformations

  4. Classification of 2×2 Orthogonal Matrices

  5. Centered Rigid Motions Are Rotations, Possibly with Reflection

  6. Classification of Orthogonal Matrices in All Dimensions

Type a concept, like “slope” or “photosynthesis”.

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