Assorted References. 1  major reference (in celestial mechanics: Keplerâs laws of planetary motion) 2  astronomy (in physical science: Astronomy) (in astronomy: Kepler) 3  celestial mechanics (in mechanics: History) 4  discovery and formulation (in Johannes Kepler (German astronomer)) 5  geometry (in geometry: Pythagorean numbers and Platonic solids)
From Wikipedia, the free encyclopedia. In chemical kinetics, the overall rate of a reaction is often approximately determined by the slowest step, known as the rate determining step (RDS) or rate-limiting step.
DEFINITION of 'Step-Up In Basis'. The readjustment of the value of an appreciated asset for tax purposes upon inheritance. With a step-up in basis, the value of the asset is determined to be the higher market value of the asset at the time of inheritance, not the value at which the original party purchased the asset. Next Up.