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    sierpinski space is contractible

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    Let X be Sierpinski space: X={x,y} with topology {X,empty set, {x}} .
    prove that X is contractible.

    © BrainMass Inc. brainmass.com June 3, 2020, 6:46 pm ad1c9bdddf
    https://brainmass.com/math/geometry-and-topology/sierpinski-space-contractible-74070

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    This solution is comprised of a detailed explanation to prove that X is contractible.

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