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18 votes
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Sets that are not sum of subsets

Related questions are discussed in Antoniou and T., On the Arithmetic of Power Monoids and Sumsets in Cyclic Groups, Pacific J. …
Salvo Tringali's user avatar
6 votes

sum-sets in a finite field

I first learned about this problem from Éric Balandraud (in 2013). So I wrote to him a couple of days ago, and he has just sent me an e-mail explaining that the question dates back (at least) to 1971. …
Salvo Tringali's user avatar