On v. Ignatowsky's Treatment of Born's Definition of Rigidity.
By Paul Ehrenfest.
§ 1. A body which satisfies Born's requirement of relative-rigidity[1], can in no way be transferred from the state of rest into the state of uniform rotation about a fixed axis. – This theorem was proven so clear and succinctly[2], that it was accepted without further ado by all
- ↑ M. Born, Ann. d. Phys. 30, I, 1909.
- ↑ P. Ehrenfest, this journal. 10, 918, 1909; G. Herglotz, Ann. d. Phys. 31, 393, 1910; F. Noether, Ann. d. Phys. 31, 919, 1910.
