22 Mar
2024
22 Mar
'24
11:34 p.m.
But monoids for Cartesian product in abelian groups are still abelian groups too. Remember which monoidal structure is involved in your monoid concept! Ross Sent from my iPhone
On 23 Mar 2024, at 6:15 am, Michael Barr, Prof. <barr.michael@mcgill.ca> wrote:
I think Dusko is right. Monoids in the category of abelian groups are rings while abelian groups in the category of monoids are simply abelian groups.
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