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Brownian motion
Brownian motion
or
pedesis
(from "leaping") is the random motion of
particles
suspended in a
fluid
(a
liquid
or a
gas
) resulting from their collision with the quick
atoms
or
molecules
in the gas or liquid.
Wiener Process
refers to the
mathematical model
used to describe such Brownian Motion, which is often called a
particle theory
.
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