Assertion: rotation | /r/HasAspect | 0 ≤ α ≤ 180 ∘
Facets:
Source sentences:
text: (This can always be done because any rotation of more than 180 degrees about an axis m {\displaystyle m} can always be written as a rotation having 0 ≤ α ≤ 180 ∘ {\displaystyle 0\leq \alpha