I am curious of what would be a precise statement describing the Identification of antipodal points. I can only find examples (sphere to projective plane, torus to klein bottle etc).
Identification of Antipodal points
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$\begingroup$
differential-geometry
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4https://en.wikipedia.org/wiki/Quotient_space_(topology) – 2017-01-13
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0Well this makes me feel silly! Thank you – 2017-01-13