A definition of right-continuous using monotone sequences. The 2019 Stack Overflow Developer Survey Results Are InMonotone convergence theorem of sequences in $mathbbR^n$Real Analysis Monotone Convergence Theorem QuestionLimit of convergent monotone sequenceIs the product of two monotone sequences monotone?Property derived form Monotone Convergence TheoremAlmost sure convergence implies convegence in distribution - proof using monotone convergenceProof verification: $x_n$ is a constant sequence if and only if $x_n$ is both monotone increasing and monotone decreasing.Sequentially continuous for monotone sequences implies sequentially continuous.Proof outline of limit of recursive sequence (using $epsilon-N$ definition)Continuity of functions of monotone sequences

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A definition of right-continuous using monotone sequences.



The 2019 Stack Overflow Developer Survey Results Are InMonotone convergence theorem of sequences in $mathbbR^n$Real Analysis Monotone Convergence Theorem QuestionLimit of convergent monotone sequenceIs the product of two monotone sequences monotone?Property derived form Monotone Convergence TheoremAlmost sure convergence implies convegence in distribution - proof using monotone convergenceProof verification: $x_n$ is a constant sequence if and only if $x_n$ is both monotone increasing and monotone decreasing.Sequentially continuous for monotone sequences implies sequentially continuous.Proof outline of limit of recursive sequence (using $epsilon-N$ definition)Continuity of functions of monotone sequences










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$begingroup$


The definition of $L = lim_xdownarrow y f(x)$, is that $f(x_n)to L$ as $ntoinfty$ for all sequences $x_n_ninmathbbNto y$ with $x_n>y$.



Is there a reference or a proof that this definition is equivalent to that using monotone sequences decreasing to $y$, that is:



$f(x_n)to L$ as $ntoinfty$ for all sequences $x_n_ninmathbbNdownarrow y$?










share|cite|improve this question









$endgroup$
















    0












    $begingroup$


    The definition of $L = lim_xdownarrow y f(x)$, is that $f(x_n)to L$ as $ntoinfty$ for all sequences $x_n_ninmathbbNto y$ with $x_n>y$.



    Is there a reference or a proof that this definition is equivalent to that using monotone sequences decreasing to $y$, that is:



    $f(x_n)to L$ as $ntoinfty$ for all sequences $x_n_ninmathbbNdownarrow y$?










    share|cite|improve this question









    $endgroup$














      0












      0








      0





      $begingroup$


      The definition of $L = lim_xdownarrow y f(x)$, is that $f(x_n)to L$ as $ntoinfty$ for all sequences $x_n_ninmathbbNto y$ with $x_n>y$.



      Is there a reference or a proof that this definition is equivalent to that using monotone sequences decreasing to $y$, that is:



      $f(x_n)to L$ as $ntoinfty$ for all sequences $x_n_ninmathbbNdownarrow y$?










      share|cite|improve this question









      $endgroup$




      The definition of $L = lim_xdownarrow y f(x)$, is that $f(x_n)to L$ as $ntoinfty$ for all sequences $x_n_ninmathbbNto y$ with $x_n>y$.



      Is there a reference or a proof that this definition is equivalent to that using monotone sequences decreasing to $y$, that is:



      $f(x_n)to L$ as $ntoinfty$ for all sequences $x_n_ninmathbbNdownarrow y$?







      real-analysis probability-theory






      share|cite|improve this question













      share|cite|improve this question











      share|cite|improve this question




      share|cite|improve this question










      asked Mar 24 at 7:36









      hfx477346hfx477346

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