Euclidean isometry
= Euclidean isometry
{c}
A Euclidean isometry has the form $\mathbf x\mapsto\mathbf a+R\mathbf x$, where $R$ is orthogonal. It preserves inner products of displacement vectors, distances, angles, and arc length.
= Euclidean isometry
{c}
A Euclidean isometry has the form $\mathbf x\mapsto\mathbf a+R\mathbf x$, where $R$ is orthogonal. It preserves inner products of displacement vectors, distances, angles, and arc length.