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Harry Gindi
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There are a few fibrant replacement functors for the Quillen model structure on simplicial sets that preserve finite cartesian products, namely $\operatorname{Ex}^\infty$ and $\operatorname{Sing}(|\cdot|)$. Does there exist a product-preserving functorial fibrant replacement for the Joyal model structure?

There are a few fibrant replacement functors for the Quillen model structure on simplicial sets that preserve cartesian products, namely $\operatorname{Ex}^\infty$ and $\operatorname{Sing}(|\cdot|)$. Does there exist a product-preserving functorial fibrant replacement for the Joyal model structure?

There are a few fibrant replacement functors for the Quillen model structure on simplicial sets that preserve finite cartesian products, namely $\operatorname{Ex}^\infty$ and $\operatorname{Sing}(|\cdot|)$. Does there exist a product-preserving functorial fibrant replacement for the Joyal model structure?

Source Link
Harry Gindi
  • 19.6k
  • 16
  • 123
  • 215

Product-preserving fibrant replacement functor for the Joyal model structure

There are a few fibrant replacement functors for the Quillen model structure on simplicial sets that preserve cartesian products, namely $\operatorname{Ex}^\infty$ and $\operatorname{Sing}(|\cdot|)$. Does there exist a product-preserving functorial fibrant replacement for the Joyal model structure?