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5 votes
3 answers
443 views

Group completion of a monoid (braid groups)

Let $B_n$ be the braid group on $n$ strands, $B_{\infty}$ the direct limit of braid groups. For a discrete group $G$, we let $BG$ to be the classifying space of $G$. After reading this question, I was ...
May's user avatar
  • 140
7 votes
2 answers
911 views

K-theory of monoidal categories

I am novice in the algebraic K- theory and don' t know if this is the right place for the following questions. So some people might consider them as basic questions. Consider an exact monoidal ...
Stef's user avatar
  • 85