The θmarks an angle of displacement as body b orbits. Angular velocity is the rate of change of θwith respect to time.
The rate of change of angular displacement with respect to time.
* * *
Look at other dictionaries:
Ekman number — The Ekman number, named for V. Walfrid Ekman, is a dimensionless number used in describing geophysical phenomena in the oceans and atmosphere. It characterises the ratio of viscous forces in a fluid to the fictitious forces arising from planetary … Wikipedia