Talk:Restricted sumset
Add topicLatest comment: 18 years ago by Hv in topic nonempty
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nonempty
[edit]The first paragraph defines:
- are finite nonempty subsets
.. but later it is noted that |S| = 0 is possible. Is anything actually gained by disallowing empty A_i? Should the 'nonempty' restriction actually be there? Hv 23:28, 10 August 2007 (UTC)