List questions from functional-equations

Published on 29 Mar 2026 - 6:27

233

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Solving general solution of recurrence relation by iteration

Published on 01 May 2011 - 2:13

304

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Recurrence relation - How to solve this recurrence relation

Published on 02 May 2011 - 13:47

561

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Solving (and proving) a combinatorial functional recursive equation

Published on 04 May 2011 - 16:30

188

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General solution to homogeneous difference equation

Published on 08 Apr 2026 - 16:37

65

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Transform the sample to make it more similar to a given

Published on 05 May 2011 - 14:27

1.4k

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Indeterminate equation and functional equation

Published on 08 May 2011 - 2:27

566

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Vector valued contraction

Published on 04 Apr 2026 - 6:06

2.4k

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Classifying Functions of the form $f(x+y)=f(x)f(y)$

Published on 11 May 2011 - 2:10

779

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Functional equation $f(x^2+y)=f(x)+f(y^2)$ from Olympiad

Published on 03 Jun 2011 - 6:00

48.1k

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If $f(xy)=f(x)f(y)$ then show that $f(x) = x^t$ for some t

Published on 07 Jun 2011 - 22:04

1.9k

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Entire functions such that $f(z^{2})=f(z)^{2}$

Published on 09 Jun 2011 - 12:56

394

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$f(z_1 z_2) = f(z_1) f(z_2)$ for $z_1,z_2\in \mathbb{C}$ then $f(z) = z^k$ for some $k$

Published on 09 Jun 2011 - 19:00

276

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What is known about functions of type $f(n+1) = f(n)^ {f(n)}$?

Published on 10 Jun 2011 - 11:00

1k

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Functional equation of irreducible characters

Published on 29 Mar 2026 - 10:47

List Question

Understanding difference equation

Solving general solution of recurrence relation by iteration

Recurrence relation - How to solve this recurrence relation

Solving (and proving) a combinatorial functional recursive equation

General solution to homogeneous difference equation

Transform the sample to make it more similar to a given

Indeterminate equation and functional equation

Vector valued contraction

Classifying Functions of the form $f(x+y)=f(x)f(y)$

Functional equation $f(x^2+y)=f(x)+f(y^2)$ from Olympiad

If $f(xy)=f(x)f(y)$ then show that $f(x) = x^t$ for some t

Entire functions such that $f(z^{2})=f(z)^{2}$

$f(z_1 z_2) = f(z_1) f(z_2)$ for $z_1,z_2\in \mathbb{C}$ then $f(z) = z^k$ for some $k$

What is known about functions of type $f(n+1) = f(n)^ {f(n)}$?

Functional equation of irreducible characters

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