Recent content by To0ta

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    Graduate Lebesgue Measurability of Translated Sets?

    hello let E,F be subset of R and a in R . show that If E is Lebesgue measurable, then E+a is Lebesgue measurable ?
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    Graduate Is this formula applicable for defining max{u*,v*} as an outer measure on X?

    thanks Can you resolved by using with another idea Max{a,b}=a+b+|a-b| / 2
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    Graduate Is this formula applicable for defining max{u*,v*} as an outer measure on X?

    Yes I have tried a lot
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    Graduate Is this formula applicable for defining max{u*,v*} as an outer measure on X?

    let \mu^{}* , v^{}* outer measura on X . Show that max{\mu^{}* , v^{}*} is an outer measure on X ?
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    Can a Continuous Bijection Have a Discontinuous Inverse?

    [FONT="Arial Narrow"][SIZE="3"]Yes, this is my question:smile:
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    Can a Continuous Bijection Have a Discontinuous Inverse?

    find : E\subseteqR f : E\rightarrowR 1_1 , onto , contonuo such that f^{}-1 : f(E) \rightarrowR is not continows Please help me in finding a solution