Last Updated:2025/12/04

Because an orthogonal matrix preserves lengths and angles, it is often used to represent rotations and reflections in Euclidean space.

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Because an orthogonal matrix preserves lengths and angles, it is often used to represent rotations and reflections in Euclidean space.

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列ベクトルが互いに直交かつ単位長である正方行列は長さと角度を保ち、その転置が逆行列になるため、ユークリッド空間での回転や反射を表すのにしばしば使われる。

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