EntityQ10906333· pop 9· linked from 123 articlessimplex categorySign in to savesmall category, whose objects are sets of natural numbers of the form {0,1,…,n}, and whose morphisms are nondecreasing functionsConnectionsstrict 2-categoryEntitymorphismEntitylimitEntityuniversal propertyEntitymonoid objectEntitysimplicial setEntityhigher category theoryEntitymathematicsEntityInternational Standard Book NumberEntitydigital object identifierEntityempty setEntityisomorphismEntitycategory theoryEntityordinal numberEntitymonotonic functionEntitycategoryEntitymagmaEntityfunctorEntitycommutative diagramEntityMathematical ReviewsEntityCategoriesAlgebraic topologyCategories in category theoryFree algebraic structuresHomotopy theorySimplicial sets