Sheaf categories and homotopy invariance dependency map

Project map · Full theorem DAG · Open textbook chapter

This map contains the 10 decomposed items in this chapter. Dashed chapter boxes stand for external prerequisites or dependents.

ready to state4Nothing it needs is blocked, so the statement can be written in Lean.planned24Described in the blueprint only.

graph LR n0("Two endpoint forms"):::planned n1("Homotopy invariance"):::planned n2("Products with the interval"):::planned n3("Product shift sign"):::planned n4("Sign conventions"):::planned n5("Simplex generators"):::planned n6("Symmetric cone"):::can_state n7["Test categories"]:::planned n8("Verdier duality on test categories"):::planned n9("Direct images and open extension"):::planned n10["External chapter: Background prerequisites<br/><small>3 items · 3 ready to state</small>"]:::boundary n11["External chapter: Character classes and the contradiction<br/><small>3 items · 3 planned</small>"]:::boundary n12["External chapter: Localization, germs, and dense subcategories<br/><small>5 items · 5 planned</small>"]:::boundary n13["External chapter: A bounded lattice on the test sphere<br/><small>7 items · 7 planned</small>"]:::boundary n10 -. 2 .-> n2 n10 -.-> n7 n10 -. 2 .-> n8 n10 -. 2 .-> n9 n0 -.-> n1 n1 -.-> n11 n1 -. 4 .-> n13 n2 -.-> n0 n2 --> n3 n3 -.-> n0 n5 -.-> n13 n5 -.-> n2 n5 -.-> n8 n6 -.-> n0 n7 -->|5| n12 n7 -->|7| n13 n7 --> n0 n7 --> n1 n7 --> n2 n7 --> n4 n7 --> n5 n7 --> n8 n7 --> n9 n8 -.-> n12 n8 -.-> n9 n9 -. 2 .-> n11 n9 -. 3 .-> n12 n9 -. 2 .-> n13 n9 --> n1 click n0 "../../roadmap/sheaf-categories/index.html#endpoint-forms" "Two endpoint forms — 1 item · 1 planned" click n1 "../../roadmap/sheaf-categories/index.html#homotopy-invariance" "Homotopy invariance — 1 item · 1 planned" click n2 "../../roadmap/sheaf-categories/index.html#interval-products" "Products with the interval — 1 item · 1 planned" click n3 "../../roadmap/sheaf-categories/index.html#product-shift-sign" "Product shift sign — 1 item · 1 planned" click n4 "../../roadmap/sheaf-categories/index.html#sign-conventions" "Sign conventions — 1 item · 1 planned" click n5 "../../roadmap/sheaf-categories/index.html#simplex-generators" "Simplex generators — 1 item · 1 planned" click n6 "../../roadmap/sheaf-categories/index.html#symmetric-cone" "Symmetric cone — 1 item · 1 ready to state" click n7 "../../roadmap/sheaf-categories/index.html#test-categories" "Test categories — 1 item · 1 planned" click n8 "../../roadmap/sheaf-categories/index.html#test-duality" "Verdier duality on test categories — 1 item · 1 planned" click n9 "../../roadmap/sheaf-categories/index.html#test-pushforward" "Direct images and open extension — 1 item · 1 planned" click n10 "background.html" "Background prerequisites — 3 items · 3 ready to state" click n11 "character-classes.html" "Character classes and the contradiction — 3 items · 3 planned" click n12 "localization.html" "Localization, germs, and dense subcategories — 5 items · 5 planned" click n13 "sphere-lattice.html" "A bounded lattice on the test sphere — 7 items · 7 planned"