Question

Distortion Lemma for composition of (distinct) functions expanding on average

score 27 · Answer 1 · 2023-09-14 20:24:17

27

Views

Distortion Lemma for composition of (distinct) functions expanding on average

Published on 14 Sep 2023 - 20:24

score 31 · Answer 2 · 2023-09-17 04:07:58

31

Views

Domain and range of an inverse trigonometric composite function.

Published on 17 Sep 2023 - 4:07

score 41 · Answer 3 · 2023-09-18 15:09:11

41

Views

Showing that for all $f: X \to Y$ there exists $S, g: X \to S, h: S \to Y$ with $g$ surjective and $h$ injective such that $f = h \circ g$

Published on 18 Sep 2023 - 15:09

score 89 · Answer 4 · 2023-09-20 18:50:16

89

Views

Showing that for all $f: X \to Y$ there exists $S, g: X \to S, h: S \to Y$ with $g$ injective and $h$ surjective such that $f = h \circ g$

Published on 20 Sep 2023 - 18:50

score 69 · Answer 5 · 2023-09-25 13:09:02

69

Views

How to understand such a function $g(I+X)$?

Published on 25 Sep 2023 - 13:09

score 83 · Answer 6 · 2023-10-09 06:05:25

83

Views

Find the nested function.

Published on 09 Oct 2023 - 6:05

score 43 · Answer 7 · 2023-10-12 08:52:28

43

Views

Functions commuting with the given polynomial.

Published on 12 Oct 2023 - 8:52

score 39 · Answer 8 · 2023-10-12 21:24:51

39

Views

Name of a family of bijections among a family of sets that is closed under composition

Published on 12 Oct 2023 - 21:24

score 65 · Answer 9 · 2023-10-15 20:05:28

65

Views

Prove that the composition of quotient functions a quotient function

Published on 15 Oct 2023 - 20:05

score 624 · Answer 10 · 2023-10-18 05:30:49

624

Views

The continuity of $g\circ h$ and $h$, and $h$ surjective, imply the continuity of $g$?

Published on 18 Oct 2023 - 5:30

score 30 · Answer 11 · 2023-10-19 13:25:03

30

Views

Show that for any set A and a relation $R$: $R^{0}=Id_A$

Published on 19 Oct 2023 - 13:25

score 56 · Answer 12 · 2026-03-26 12:06:42

56

Views

Number of idempotent functions

Published on 26 Mar 2026 - 12:06

score 95 · Answer 13 · 2023-11-09 02:03:53

95

Views

Is there a quick way to check if a function $h(x)$ can be generated as a composition of other functions $f(x)$ and $g(x)$

Published on 09 Nov 2023 - 2:03

score 28 · Answer 14 · 2023-11-18 14:09:00

28

Views

Function that, when composed with itself, is equivalent to summing certain arguments

Published on 18 Nov 2023 - 14:09

score 111 · Answer 15 · 2023-11-22 18:51:15

111

Views

Suppose $f=f^{-1}$. Does that imply that $f=id_E$?

Published on 22 Nov 2023 - 18:51

List Question

Distortion Lemma for composition of (distinct) functions expanding on average

Domain and range of an inverse trigonometric composite function.

Showing that for all $f: X \to Y$ there exists $S, g: X \to S, h: S \to Y$ with $g$ surjective and $h$ injective such that $f = h \circ g$

Showing that for all $f: X \to Y$ there exists $S, g: X \to S, h: S \to Y$ with $g$ injective and $h$ surjective such that $f = h \circ g$

How to understand such a function $g(I+X)$?

Find the nested function.

Functions commuting with the given polynomial.

Name of a family of bijections among a family of sets that is closed under composition

Prove that the composition of quotient functions a quotient function

The continuity of $g\circ h$ and $h$, and $h$ surjective, imply the continuity of $g$?

Show that for any set A and a relation $R$: $R^{0}=Id_A$

Number of idempotent functions

Is there a quick way to check if a function $h(x)$ can be generated as a composition of other functions $f(x)$ and $g(x)$

Function that, when composed with itself, is equivalent to summing certain arguments

Suppose $f=f^{-1}$. Does that imply that $f=id_E$?

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