Can someone explain the outline of proof strategy of Kolmogorov Arnold representation theorem? Any proof of any variant (eg. George Lorentz's variant) would suffice. I would be grateful if you could explain in simple terms as I am only in undergraduate year 3.

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    $\begingroup$ I think this is a very accessible paper arxiv.org/abs/2105.00408 $\endgroup$
    – Ted Black
    May 15 at 20:47
  • $\begingroup$ @TedBlack Thanks, shall I close the question? $\endgroup$
    – HIH
    May 15 at 21:08


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