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seen Jan 22 at 4:38

Aug
4
answered Definition of ordinals in Grothendieck toposes
Jul
31
awarded  Student
Jul
27
asked Complexity of finding fixedpoint
Jul
21
comment Ring structure on finite string of elements of a group
User40276: While they are very interesting, I am specifically interested in how the above operations of $\oplus$ and $\otimes$ interact.
Jul
21
comment Ring structure on finite string of elements of a group
Mariano: Thanks, I fixed the statement. As for why I think this has been studied, mainly because this seems like a very natural pair of operations and in my experience when you come across natural feeling operation on natural structures, someone has already thought about them.
Jul
21
awarded  Editor
Jul
21
revised Ring structure on finite string of elements of a group
fixed the fact that the structure isn't a ring
Jul
21
asked Ring structure on finite string of elements of a group
Aug
1
awarded  Teacher
Jul
26
answered Composition of Relations