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Aug 9, 2021 at 8:44 answer added Emily timeline score: 1
Dec 16, 2017 at 20:13 comment added k.stm @MartinBrandenburg You referred me here in this question on math stackexchange a long time ago and I just stumpled upon it again by chance. I just wanted to inform you that I have started to privately call them “stereoids” and “division stereoids” half-jokingly.
Feb 15, 2012 at 15:18 comment added Dan Petersen @Martin: point taken.
Feb 15, 2012 at 15:11 comment added Martin Brandenburg @Dan: This is not compatible with the usage of pointed objects (ncatlab.org/nlab/show/pointed+object).
Feb 15, 2012 at 14:52 comment added Dan Petersen what about "pointed abelian group"?
Feb 15, 2012 at 14:39 history edited Martin Brandenburg CC BY-SA 3.0
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Feb 9, 2012 at 23:46 answer added Benjamin Steinberg timeline score: 5
Feb 9, 2012 at 20:01 answer added James Cranch timeline score: 3
Feb 9, 2012 at 17:44 comment added Gerhard Paseman It would help to elaborate on the condition M*. For all I know, it looks like a submonoid with (a different) zero. Gerhard "Ask Me About System Design" Paseman, 2012.02.09
Feb 9, 2012 at 17:19 history asked Martin Brandenburg CC BY-SA 3.0