New posts in Rotations

4D Left Isoclinic Rotations as double rotations

Is every harmonic polynomial a linear combination of these?

Prove that $T(v) = v,$ for some $v \in \Bbb R^3 \setminus \{0\}.$

A geometry question...

Infinitesimal rotation matrix close to the identity

Rotating a quarter circle -- how long has a point traveled.

Rank of SO(3) and SO(4)?

A conceptual reason for why the Jacobian of a rotation by a changing angle is $1$?

Prove $R(a \times b) = Ra \times Rb$ given $R \in \mathcal{SO}(3)$ and $a,b \in \mathbb{R}^3$.

Invariant Polynomials under Rotations