On 1/24/2020 7:01 PM, Alan Grayson wrote:


On Friday, January 24, 2020 at 6:58:29 PM UTC-7, Brent wrote:

    A closed curve on a sphere with a point not on the curve can be
    contracted to a point without crossing the point not the curve no
    matter where that point is.

    Brent


Doesn't seem right. If we have a circle on the sphere, and a point at its center, your claim will fail. AG

No it won't.  Just "expand" the circle till it contracts to the anti-podal point.

Brent

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