Witt localization: local context

Project map · Chapter map · Full theorem DAG · Open textbook statement

This local map shows one dependency hop in either direction. The highlighted item is the current focus.

ready to state1Nothing it needs is blocked, so the statement can be written in Lean.planned7Described in the blueprint only.

graph LR n0("Balmer--Walter localization"):::can_state n1["Test categories"]:::planned n2("Objects supported in an open set"):::planned n3("Witt localization"):::planned n4("Contractible quotient"):::planned n5("Covariance of character classes"):::planned n6("Bounded comparison"):::planned n7("Rational sphere calculation"):::planned n0 -.-> n3 n2 --> n3 n3 -.-> n5 n3 -.-> n6 n3 -.-> n4 n3 -.-> n7 n1 --> n2 n1 --> n3 n1 --> n6 n1 --> n4 n1 --> n7 click n0 "../../../roadmap/background/index.html#balmer-walter" "Balmer--Walter localization — 1 item · 1 ready to state" click n1 "../../../roadmap/sheaf-categories/index.html#test-categories" "Test categories — 1 item · 1 planned" click n2 "../../../roadmap/localization/index.html#compact-support" "Objects supported in an open set — 1 item · 1 planned" class n3 focus click n3 "../../../roadmap/localization/index.html#witt-localization" "Witt localization — 1 item · 1 planned" click n4 "../../../roadmap/sphere-lattice/index.html#contractible-quotient" "Contractible quotient — 1 item · 1 planned" click n5 "../../../roadmap/character-classes/index.html#class-covariance" "Covariance of character classes — 1 item · 1 planned" click n6 "../../../roadmap/sphere-lattice/index.html#bounded-comparison" "Bounded comparison — 1 item · 1 planned" click n7 "../../../roadmap/sphere-lattice/index.html#sphere-rank" "Rational sphere calculation — 1 item · 1 planned"