The strip enlargement retracts onto the attached space: 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. What the colours mean

fully proved3Proved, and every prerequisite is fully proved too.

graph LR n0["The strip-enlarged cell-attachment space"]:::fully_proved n1["The strip enlargement retracts onto the attached space"]:::fully_proved n2("An open-cover model for attached cells"):::fully_proved n1 -.-> n2 n0 --> n2 n0 --> n1 click n0 "../../../../../../roadmap/fundamental-group/van-kampen/cell-attachment-support/auxiliary/index.html#auxiliary-cell-attachment-space" "The strip-enlarged cell-attachment space — 1 item · 1 fully proved" class n1 focus click n1 "../../../../../../roadmap/fundamental-group/van-kampen/cell-attachment-support/auxiliary/index.html#auxiliary-attachment-retract" "The strip enlargement retracts onto the attached space — 1 item · 1 fully proved" click n2 "../../../../../../roadmap/fundamental-group/van-kampen/index.html#cell-attachment-cover-model" "An open-cover model for attached cells — 1 item · 1 fully proved"