List questions from cofibrations | MathQA

$(i_0,i_1):A\vee A\rightarrow A\wedge I_+$ is a cofibration

Published on 28 Jun 2021 - 14:09

Reduced and unreduced suspension are homotopically equivalent

Published on 18 Jul 2021 - 19:15

$i : X^{n} \hookrightarrow X$ is a cofibration

Published on 05 Sep 2021 - 9:43

Why are Strom-Hurewicz-cofibrations necessarily closed?

Published on 14 Oct 2021 - 19:49

One question in Spanier's Algebraic Topology Theorem 1.4.12

Published on 18 Dec 2021 - 10:01

$X$ is a deformation retract of its mapping cylinder

Published on 02 Mar 2022 - 10:11

A follow up to "Showing that a sequence of a cofibration is exact"

Published on 13 Aug 2022 - 15:33

Proving that $L_E W \to L_E X \to L_E Y$ is a cofiber sequence.

Published on 17 Aug 2022 - 17:49

Are these two definitions of cofibration the same?

Published on 29 Nov 2022 - 18:27

Definition of generalized cohomology with coefficients

Published on 19 Dec 2022 - 18:13