Obtaining an upper bound for the integral











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For $x,y in mathbb{R}^n$ and for a fixed $p in mathbb{R}$, I have the integral
begin{equation}
I(x)=int_{mathbb{R}^n} frac{langle x+ty rangle ^p}{langle y rangle ^q}dy
end{equation}

where $langle x rangle =(1+|x|^2)^{1/2}$ and $0<t<1$, also that $q in mathbb{R}$ can be taken as large as possible to guarantee the convergence.

Now, is it possible to show that there is $C>0$
begin{equation}
I(x) leq Clangle x rangle ^p?
end{equation}

I am able to show the above inequality when $p geq 0$. I need help in showing the inequality for $p < 0$. Thank you in advance.










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    up vote
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    down vote

    favorite












    For $x,y in mathbb{R}^n$ and for a fixed $p in mathbb{R}$, I have the integral
    begin{equation}
    I(x)=int_{mathbb{R}^n} frac{langle x+ty rangle ^p}{langle y rangle ^q}dy
    end{equation}

    where $langle x rangle =(1+|x|^2)^{1/2}$ and $0<t<1$, also that $q in mathbb{R}$ can be taken as large as possible to guarantee the convergence.

    Now, is it possible to show that there is $C>0$
    begin{equation}
    I(x) leq Clangle x rangle ^p?
    end{equation}

    I am able to show the above inequality when $p geq 0$. I need help in showing the inequality for $p < 0$. Thank you in advance.










    share|cite|improve this question


























      up vote
      0
      down vote

      favorite









      up vote
      0
      down vote

      favorite











      For $x,y in mathbb{R}^n$ and for a fixed $p in mathbb{R}$, I have the integral
      begin{equation}
      I(x)=int_{mathbb{R}^n} frac{langle x+ty rangle ^p}{langle y rangle ^q}dy
      end{equation}

      where $langle x rangle =(1+|x|^2)^{1/2}$ and $0<t<1$, also that $q in mathbb{R}$ can be taken as large as possible to guarantee the convergence.

      Now, is it possible to show that there is $C>0$
      begin{equation}
      I(x) leq Clangle x rangle ^p?
      end{equation}

      I am able to show the above inequality when $p geq 0$. I need help in showing the inequality for $p < 0$. Thank you in advance.










      share|cite|improve this question















      For $x,y in mathbb{R}^n$ and for a fixed $p in mathbb{R}$, I have the integral
      begin{equation}
      I(x)=int_{mathbb{R}^n} frac{langle x+ty rangle ^p}{langle y rangle ^q}dy
      end{equation}

      where $langle x rangle =(1+|x|^2)^{1/2}$ and $0<t<1$, also that $q in mathbb{R}$ can be taken as large as possible to guarantee the convergence.

      Now, is it possible to show that there is $C>0$
      begin{equation}
      I(x) leq Clangle x rangle ^p?
      end{equation}

      I am able to show the above inequality when $p geq 0$. I need help in showing the inequality for $p < 0$. Thank you in advance.







      real-analysis integration






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      edited Nov 17 at 13:02

























      asked Nov 17 at 10:33









      Rahul Raju Pattar

      356110




      356110



























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