2 problems

Let an $n$-cube of spaces be a diagram indexed by the powerset of $[n]=\{0,1,\ldots,n\}$, and call it absolutely cartesian when every homotopy functor sends it to a homotopy cartes…

Let an $n$-cube be a diagram of spaces indexed by the powerset of $[n]=\{0,1,\ldots,n\}$. A diagram is absolutely cartesian if every homotopy functor sends it to a homotopy cartesi…