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Additional
conformal symmetry
English Wikipedia - The Free Encyclopedia
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Conformal symmetry
In
mathematical physics
, the
conformal symmetry
of
spacetime
is expressed by an extension of the
Poincaré group
. The extension includes
special conformal transformations
and
dilation
s. Conformal symmetry has 15
degrees of freedom
: ten for the Poincaré group, four for special conformal transformations, and one for a dilation.
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