four-vector

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four-vector

[′fȯr ‚vek·tər]
(relativity)
A set of four quantities which transform under a Lorentz transformation in the same way as the three space coordinates and the time coordinate of an event. Also known as Lorentz four-vector.
References in periodicals archive ?
where P is the generalized energy-momentum 4-vector
Thus in order to satisfy (1) we can express a displacement 4-vector as
Also the potentials "V" and "A" may be considered as a 4-vector potential (56):
In fact, the apparent plurality of possible Clebsch representations of 4-vector potentials creates a unique problem on the types of symmetries hidden in some functional group structures.
The transition was done from the 4-vector of the generalized velocity to a new 4-vector of the Hamiltonian, specifying the energy and the momentum of substance in fundamental fields.
The 4-vector [p.sub.a] is the 4-momentum of the electron .
The electrically charged spin-1 [W.sup.[+ or -]] particle is described by a 4-vector function [W.sub.[mu]] x [[W.sub.[mu]] and the electromagnetic 4-potential [A.sub.[mu]] are linear combinations of related quantities [5, see p.
The 4-vector defined by the gradient of the plane monochromatic wave is linked to the energy-momentum 4-vector of a particle by introducing Planck's constant h as
Now, density is a 0-component of a 4-vector and the same is true for energy.
Notice that with the 4-vector formulation Maxwell equation are written in terms of two sets of equations.