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Apr 20, 2019 at 9:45 history edited Martin Sleziak CC BY-SA 4.0
replaced link to a footnote by a direct link to the Wikipedia article - which was probably the intended link
Apr 20, 2019 at 9:36 history edited Martin Sleziak
added the (sums-of-squares) tag
Apr 19, 2019 at 14:52 vote accept ckamath
Apr 19, 2019 at 14:49 history became hot network question
Apr 19, 2019 at 14:38 history edited Tony Huynh CC BY-SA 4.0
added 1 character in body
Apr 19, 2019 at 14:36 answer added Tony Huynh timeline score: 19
Apr 19, 2019 at 13:51 comment added Wojowu Your parenthetical remark is essentially correct. For instance, this is at least as difficult as factoring semiprimes, because it lets us compute $1+p+q+pq$ given a semiprime $pq$, and from $p+q,pq$ it's easy to compute $p,q$.
Apr 19, 2019 at 13:25 review First posts
Apr 19, 2019 at 13:25
Apr 19, 2019 at 13:22 history asked ckamath CC BY-SA 4.0