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Aug 12, 2013 at 17:23 vote accept m.gn
Aug 12, 2013 at 17:02 answer added user26107 timeline score: 6
Aug 12, 2013 at 17:02 answer added Nik Weaver timeline score: 18
Aug 12, 2013 at 17:00 comment added Michael Renardy If you do not assume positivity, you could, for instance have B=-A, and then A+B=0, which has a larger domain than $D(A)\cap D(B)$.
Aug 12, 2013 at 16:29 history edited Yemon Choi
added FA tag
Aug 12, 2013 at 16:28 review First posts
Aug 12, 2013 at 16:42
Aug 12, 2013 at 16:12 history asked m.gn CC BY-SA 3.0