Recent content by Sarcasticus

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    Measure Theory - The completion of R^2 under a point mass measure

    Hello; Homework Statement Let \mathcal{A} be the \sigma-algebra on \mathbb{R}^2 that consists of all unions of (possibly empty) collections of vertical lines. Find the completion of \mathcal{A} under the point mass concentrated at (0,0). Homework Equations 1st: Completion is defined as...