Recent content by a09

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    Proving Lebesgue Measure on R using Gdelta and Open Sets

    nevermind, I solved it, the solution isn't as complicated as I thought, I do not need to decompose it into Gdelta sets.
  2. A

    Proving Lebesgue Measure on R using Gdelta and Open Sets

    Homework Statement [PLAIN]http://www.album.com.hk/d/1546698-2/Untitled-1.jpg Homework Equations Every measurable set in R can be written as a difference of Gdelta set and a set of measure zero. Every open set in R is just a countable union of disjoint intervals. The Attempt at a...