If A1,A2,......An, is a collection of n number of sets in a metric space, prove that their intersection is open.

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- May 22nd 2012, 07:26 AMajibolaadebisiMAT322(Metric Space)
If A1,A2,......An, is a collection of n number of sets in a metric space, prove that their intersection is open.

- May 22nd 2012, 08:13 AMPlatoRe: MAT322(Metric Space)