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Re: Increasing Mass of Particles



At 18:25 2/23/98 -0700, Dan Schroeder wrote:...

The charge density (rho) and the three components of the current
density (j_x, j_y, and j_z) together form a four-component object
called the four-vector current density. ...
The first component of any four-vector is called the "time
component". ...
Dan


Thanks - Yes

Brian Whatcott