Timeline for Extension of homeomorphisms

13 events

when toggle format	what		by	license	comment
Nov 21, 2020 at 23:17	history	became hot network question
Nov 21, 2020 at 16:36	vote	accept	ABIM
Nov 21, 2020 at 16:24	answer	added	skupers		timeline score: 8
Nov 21, 2020 at 16:13	comment	added	ABIM		Ah, you mean it should read $\iota_m^{m+k}\circ f$? Sorry about the notation abuse.
Nov 21, 2020 at 16:12	history	edited	ABIM	CC BY-SA 4.0	added 19 characters in body
Nov 21, 2020 at 16:08	comment	added	skupers		I don't understand the question. It seems $f$ and $\phi \circ \iota_m^{m+k} \circ g$ don't have the same target.
Nov 21, 2020 at 15:56	history	edited	ABIM	CC BY-SA 4.0	added 87 characters in body
Nov 21, 2020 at 15:47	history	edited	ABIM	CC BY-SA 4.0	added 87 characters in body
Nov 21, 2020 at 15:31	history	edited	ABIM	CC BY-SA 4.0	added 142 characters in body
Nov 21, 2020 at 15:26	comment	added	ABIM		@MarcoGolla I refined my question to bypass this pathology. So now, this comment implies that $k\geq 1$. Also, it is easy to see that $k\leq n+m$.
Nov 21, 2020 at 15:26	history	edited	ABIM	CC BY-SA 4.0	added 309 characters in body
Nov 21, 2020 at 15:22	comment	added	Marco Golla		No, not even if you ask that $f$ and $g$ be proper. For instance, any (long) knot in $\mathbb R^3$ gives an example.
Nov 21, 2020 at 15:16	history	asked	ABIM	CC BY-SA 4.0