nLab
bisimplicial object

Contents

Definition

A bisimplicial object in a category CC is a functor

F:Δ op×Δ opC F : \Delta^{op} \times \Delta^{op} \to C

where Δ\Delta is the simplex category.

This is the same as a simplicial object in the category of simplicial objects in CC.

Examples

Revised on August 9, 2011 00:57:44 by Urs Schreiber (194.81.173.175)