Mu -- From Eric Weisstein's World Of Physics - Wolfram ScienceWorld

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Mu

The symbol is used in a number of different contexts in physics.

In the SI system of units, the symbol denotes the multiplier , corresponding to the prefix "micro."

In particle physics, denotes the muon particle.

In celestial mechanics,

where G is the gravitational constant and M is the mass of the central body.

In radiative transfer, it denotes an angle defined as

where is the angle of incidence.

Magnetic Permeability

© 1996-2007 Eric W. Weisstein