List questions from function-and-relation-composition

Published on 22 Mar 2026 - 9:20

146

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Structure of Proofs of Invertibility?

Published on 21 Mar 2026 - 21:37

190

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Is the Schröder Equation valid for higher dimensional iterated maps?

Published on 24 Mar 2026 - 23:07

860

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Which functions satisfy $f^n(x) = f(x)^n$ for some $n \ge 2$?

Published on 22 Mar 2026 - 1:44

1.5k

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Are the standard rules for determining convexity of composition of 2 functions all encompassing?

Published on 21 Mar 2026 - 20:54

52

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What are examples of pseudorandom functions that can be preformed without the assistance of a computer?

Published on 22 Mar 2026 - 4:47

80

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Function composition - solving for functions

Published on 22 Mar 2026 - 13:46

196

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Seeing the tendency of functions

Published on 21 Mar 2026 - 23:03

67

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Decomposing a binary function, into (1) a continuous function and (2) a thresholding function.

Published on 22 Mar 2026 - 2:59

121

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Is there any unique function $c=f(a, b)$ such that if I know only $c$, I can deduce unique $a$ and $b$ from it?

Published on 22 Mar 2026 - 5:28

394

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Proving f is onto given if $g \circ f = h \circ f$, then g = h

Published on 21 Mar 2026 - 23:20

71

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What is a function $g$ called, which, composed with a certain function $f_2$, yields a given function $f_1$ (i.e. $f_1 = f_2\circ g$)?

Published on 21 Mar 2026 - 23:28

111

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Composition of functions of given set

Published on 22 Mar 2026 - 6:39

92

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All values of $m,b \in \mathbb{R}$ such that $f(x) = mx+b$ is a solution to $f(f(x)) = x$

Published on 21 Mar 2026 - 22:21

209

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Number of real roots of an iterated quadratic: $x^2-3/2$

Published on 22 Mar 2026 - 4:32

List Question

What is the correct way to read $f\circ g$?

Structure of Proofs of Invertibility?

Is the Schröder Equation valid for higher dimensional iterated maps?

Which functions satisfy $f^n(x) = f(x)^n$ for some $n \ge 2$?

Are the standard rules for determining convexity of composition of 2 functions all encompassing?

What are examples of pseudorandom functions that can be preformed without the assistance of a computer?

Function composition - solving for functions

Seeing the tendency of functions

Decomposing a binary function, into (1) a continuous function and (2) a thresholding function.

Is there any unique function $c=f(a, b)$ such that if I know only $c$, I can deduce unique $a$ and $b$ from it?

Proving f is onto given if $g \circ f = h \circ f$, then g = h

What is a function $g$ called, which, composed with a certain function $f_2$, yields a given function $f_1$ (i.e. $f_1 = f_2\circ g$)?

Composition of functions of given set

All values of $m,b \in \mathbb{R}$ such that $f(x) = mx+b$ is a solution to $f(f(x)) = x$

Number of real roots of an iterated quadratic: $x^2-3/2$

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