text/comm_alg.tex
changeset 266 e2bab777d7c9
parent 236 3feb6e24a518
child 319 121c580d5ef7
equal deleted inserted replaced
265:73c62576ef70 266:e2bab777d7c9
     4 \label{sec:comm_alg}
     4 \label{sec:comm_alg}
     5 
     5 
     6 \nn{this should probably not be a section by itself.  i'm just trying to write down the outline 
     6 \nn{this should probably not be a section by itself.  i'm just trying to write down the outline 
     7 while it's still fresh in my mind.}
     7 while it's still fresh in my mind.}
     8 
     8 
     9 \nn{I strongly suspect that [blob complex
       
    10 for $M^n$ based on comm alg $C$ thought of as an $n$-category]
       
    11 is homotopy equivalent to [higher Hochschild complex for $M^n$ with coefficients in $C$].
       
    12 (Thomas Tradler's idea.)
       
    13 Should prove (or at least conjecture) that here.}
       
    14 
       
    15 \nn{also, this section needs a little updating to be compatible with the rest of the paper.}
     9 \nn{also, this section needs a little updating to be compatible with the rest of the paper.}
    16 
    10 
    17 If $C$ is a commutative algebra it
    11 If $C$ is a commutative algebra it
    18 can also be thought of as an $n$-category whose $j$-morphisms are trivial for
    12 can also be thought of as an $n$-category whose $j$-morphisms are trivial for
    19 $j<n$ and whose $n$-morphisms are $C$. 
    13 $j<n$ and whose $n$-morphisms are $C$. 
    20 The goal of this \nn{subsection?} is to compute
    14 The goal of this \nn{subsection?} is to compute
    21 $\bc_*(M^n, C)$ for various commutative algebras $C$.
    15 $\bc_*(M^n, C)$ for various commutative algebras $C$.
       
    16 
       
    17 Moreover, we conjecture that the blob complex $\bc_*(M^n, $C$)$, for $C$ a commutative algebra is homotopy equivalent to the higher Hochschild complex for $M^n$ with coefficients in $C$ (see \cite{MR0339132, MR1755114, MR2383113}).  This possibility was suggested to us by Thomas Tradler.
       
    18 
    22 
    19 
    23 \medskip
    20 \medskip
    24 
    21 
    25 Let $k[t]$ denote the ring of polynomials in $t$ with coefficients in $k$.
    22 Let $k[t]$ denote the ring of polynomials in $t$ with coefficients in $k$.
    26 
    23