Let X be a topological space and let XxX be the topological product of X by itself, by which we mean the cartesian produ
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Let X be a topological space and let XxX be the topological product of X by itself, by which we mean the cartesian produ
Let X be a topological space and let XxX be the topological product of X by itself, by which we mean the cartesian product equipped with the product topology. Define the diagonal map A: X X X X by A(x) = (x,x). Prove that the map A is continuous.
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