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Theorems · Inductive type · category theory

HomotopicalAlgebra.Cylinder.IsGood

{C : Type u} →
  [inst : CategoryTheory.Category.{v, u} C] →
    {A : C} →
      [inst_1 : HomotopicalAlgebra.CategoryWithWeakEquivalences C] →
        HomotopicalAlgebra.Cylinder A →
          [CategoryTheory.Limits.HasBinaryCoproduct A A] → [HomotopicalAlgebra.CategoryWithCofibrations C] → Prop

A cylinder object P is good if the morphism P.i : A ⨿ A ⟶ P.I is a cofibration.

Defined in
Mathlib.AlgebraicTopology.ModelCategory.Cylinder
Cited by
11 results in Mathlib
Foundations
Depth 15 from the axioms · uses propext
Assumes
CategoryTheory.CategoryHomotopicalAlgebra.CategoryWithWeakEquivalencesCategoryTheory.Limits.HasBinaryCoproductHomotopicalAlgebra.CategoryWithCofibrations

Around this declaration

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

HomotopicalAlgebra.Cylinder.trans · cited by 4Cylinder.transHomotopicalAlgebra.LeftHomotopyClass.postcomp_bijective_of_fibration_of_weakEquivalence · cited by 3LeftHomotopyClass.postcom…HomotopicalAlgebra.LeftHomotopyRel.exists_good_cylinder · cited by 3LeftHomotopyRel.exists_go…HomotopicalAlgebra.LeftHomotopyRel.exists_very_good_cylinder · cited by 2LeftHomotopyRel.exists_ve…HomotopicalAlgebra.LeftHomotopyRel.rightHomotopy · cited by 1LeftHomotopyRel.rightHomo…HomotopicalAlgebra.RightHomotopyRel.leftHomotopy · cited by 1RightHomotopyRel.leftHomo…HomotopicalAlgebra.LeftHomotopyRel.trans · cited by 1LeftHomotopyRel.transHomotopicalAlgebra.Cylinder.LeftHomotopy.exists_good_cylinder · cited by 1LeftHomotopy.exists_good_…HomotopicalAlgebra.Cylinder.LeftHomotopy.trans · cited by 1LeftHomotopy.transHomotopicalAlgebra.Cylinder.trans_i₀ · cited by 0Cylinder.trans_i₀HomotopicalAlgebra.Cylinder.trans_i₁ · cited by 0Cylinder.trans_i₁HomotopicalAlgebra.Cylinder.trans_π · cited by 0Cylinder.trans_πHomotopicalAlgebra.LeftHomotopyRel.leftHomotopy · cited by 0LeftHomotopyRel.leftHomot…HomotopicalAlgebra.Cylinder.IsGood.casesOn · cited by 0IsGood.casesOnHomotopicalAlgebra.Cylinder.IsGood.congr_simp · cited by 0IsGood.congr_simpCategoryTheory.Category · cited by 32673CategoryTheory.CategoryCategoryTheory.Limits.HasBinaryCoproduct · cited by 81Limits.HasBinaryCoproductHomotopicalAlgebra.CategoryWithWeakEquivalences · cited by 77HomotopicalAlgebra.Catego…HomotopicalAlgebra.CategoryWithCofibrations · cited by 46HomotopicalAlgebra.Catego…HomotopicalAlgebra.Cylinder · cited by 31HomotopicalAlgebra.Cylind…Cylinder.IsGoodCITED BYCITES

Cites5

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Cited by20

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