Ciro Santilli
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Lines through origin model of the real projective plane
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Area of mathematics
Geometry
Projective geometry
Real projective space
Real projective plane
Model of the real projective plane
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This is the standard model.
Ancestors
Model of the real projective plane
Real projective plane
Real projective space
Projective geometry
Geometry
Area of mathematics
Mathematics
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The real projective plane is not simply connected