Mathlib Map

Theorems · Definition · algebraic topology

SSet.relativeCellComplexOfMono.sigmaStdSimplex

{X Y : SSet} → (X ⟶ Y) → ℕ → SSet

If i : X ⟶ Y is a monomorphism of simplicial sets and d : ℕ, this is a coproduct of copies of Δ[d] indexed by the nondegenerate d-simplices of Y not in the range of i.

Defined in
Mathlib.AlgebraicTopology.SimplicialSet.Skeleton
Cited by
17 results in Mathlib
Foundations
Depth 37 from the axioms · uses propext, Classical.choice, Quot.sound

Around this declaration

Dashed lines are statement dependencies; solid lines are citations in proofs.

SSet.relativeCellComplexOfMono.b · cited by 12relativeCellComplexOfMono…SSet.relativeCellComplexOfMono.Cell.ιSigmaStdSimplex · cited by 12Cell.ιSigmaStdSimplexSSet.relativeCellComplexOfMono.l · cited by 8relativeCellComplexOfMono…SSet.relativeCellComplexOfMono.w · cited by 3relativeCellComplexOfMono…SSet.relativeCellComplexOfMono.Cell.ι_l · cited by 3Cell.ι_lSSet.relativeCellComplexOfMono.Cell.b_app_ι_app_objEquiv_symm_val · cited by 2Cell.b_app_ι_app_objEquiv…SSet.relativeCellComplexOfMono.Cell.ι_b_ι · cited by 2Cell.ι_b_ιSSet.relativeCellComplexOfMono.ιSigmaStdSimplex_jointly_surjective · cited by 2relativeCellComplexOfMono…SSet.relativeCellComplexOfMono.Cell.ι_t_ι_eq_ι_l_b_ι · cited by 2Cell.ι_t_ι_eq_ι_l_b_ιSSet.relativeCellComplexOfMono.isPullback · cited by 1relativeCellComplexOfMono…SSet.relativeCellComplexOfMono.isPushout_aux · cited by 1relativeCellComplexOfMono…SSet.relativeCellComplexOfMono.range_r_app_union_range_b_app · cited by 1relativeCellComplexOfMono…SSet.relativeCellComplexOfMono.sup_range_r_range_b · cited by 1relativeCellComplexOfMono…SSet.relativeCellComplexOfMono_attachCells_g₂ · cited by 0SSet.relativeCellComplexO…SSet.relativeCellComplexOfMono_attachCells_m · cited by 0SSet.relativeCellComplexO…Quiver.Hom · cited by 32603Quiver.HomCategoryTheory.Functor.obj · cited by 19642Functor.objOpposite · cited by 8081OppositeSimplexCategory · cited by 2204SimplexCategorySSet · cited by 1283SSetSSet.stdSimplex · cited by 499SSet.stdSimplexCategoryTheory.Limits.sigmaObj · cited by 302Limits.sigmaObjSSet.relativeCellComplexOfMono.Cell · cited by 29relativeCellComplexOfMono…relativeCellComplexOfMono.sig…CITED BYCITES

Cites8

Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.

Cited by20

Results whose statement or proof uses this declaration.