Ohm's law was probably the most important of the early quantitative descriptions of the physics of electricity.
The Fresnel equations provide a quantitative description of how much of the light will be transmitted or reflected at an interface.
Medical cybernetics searches for quantitative descriptions of biological dynamics.
In statistics, compositional data are quantitative descriptions of the parts of some whole, conveying exclusively relative information.
SSAT has developed techniques for both the qualitative and quantitative description of work activity.
By models I simply mean explicit, quantitative descriptions of how the economy has behaved in the past.
These can be chosen appropriately in order to obtain a quantitative description of a quantum system.
A quantitative description at the frog neuromuscular junction.
A quantitative description of Melibe feeding behavior and its modification by prey density.
A quantitative description is provided by the dynamical theory of X-ray diffraction.