Fubini-Study metric
= Fubini-Study metric
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{wiki=Fubini–Study_metric}
The Fubini-Study metric is the standard unitary-invariant <Kähler metric> on <Complex projective space>, induced from the unit sphere by the <Hopf fibration>. Its associated <Kähler form> is the <Fubini-Study form>; scaling conventions determine the area of a projective line.