📅 Original date posted:2022-03-21
📝 Original message:
Hello Stefan, hello Lightning Devs,
> As to Martin's approximation research, I have asked myself similar
>
> questions. Unfortunately, the paper you cite is paywalled and not
>
> available at sci-hub, so I haven't read it.
Sorry for the paywalled link, without paywall you can read the article on Google Books preview:
https://books.google.de/books?id=hbXsCgAAQBAJ&pg=PA63&source=gbs_toc_r#v=onepage
I like your neat and simple proof idea for approximation preservation!
Cheers, Martin
