PROOF OF N×N IS COUNTABLE SET
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Let {[x]:0 lt xlt100} and B={2^i:i€Z} . Then A union B is - countable, uncountable, finite, infinite
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set theory, Show that the set of Rational number is denumerable
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Collection of Finite Subsets is Countable
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Advanced set theory, every subset of countable set is countable
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The power set of IN is uncountable
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Advanced set theory, prove that unit interval [0,1] is non denumerable
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Cartesian Product of two countable set is countable.
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