List questions from functional-equations

Published on 17 May 2013 - 15:19

274

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Cauchy’s functional equation for non-negative arguments

Published on 17 May 2013 - 15:48

664

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Finding the Extremals of a Functional J.

Published on 19 May 2013 - 8:24

163

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Second order nonlinear delay differential equation

Published on 20 May 2013 - 16:09

1.3k

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If $f$ is even and $y'=f(y)$ then $y$ is odd

Published on 21 May 2013 - 20:49

1.6k

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Prove that $f(f(x))=x$ has no roots .... $f$ having a general form

Published on 22 May 2013 - 12:26

154

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Find all real polynomial solutions of a functional equation

Published on 22 May 2013 - 12:31

139

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Wealth indicator function for bidder agent logic

Published on 01 Apr 2026 - 12:47

207

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Equation $f(x,y) f(y,z) = f(x,z)$

Published on 25 May 2013 - 11:52

350

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Find all polynomials $P(x)$ satisfying this functional equation

Published on 29 May 2013 - 6:04

191

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Integral equation that's cant solve... Need a hand

Published on 28 Mar 2026 - 8:45

5.6k

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Does a non-trivial solution exist for $f'(x)=f(f(x))$?

Published on 31 May 2013 - 21:09

3.1k

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find functions f such that $f(f(x))=xf(x)+1$,

Published on 01 Jun 2013 - 0:52

876

Views

Differentiable functions satisfying $f'(f(x))=f(f'(x))$

Published on 02 Jun 2013 - 2:53

546

Views

Find all $f(x)$ if $f(1-x)=f(x)+1-2x$?

Published on 02 Jun 2013 - 6:07

List Question

An elementary functional equation: $f\big(x+f(x)\big)=f(x)$

Cauchy’s functional equation for non-negative arguments

Finding the Extremals of a Functional J.

Second order nonlinear delay differential equation

If $f$ is even and $y'=f(y)$ then $y$ is odd

Prove that $f(f(x))=x$ has no roots .... $f$ having a general form

Find all real polynomial solutions of a functional equation

Wealth indicator function for bidder agent logic

Equation $f(x,y) f(y,z) = f(x,z)$

Find all polynomials $P(x)$ satisfying this functional equation

Integral equation that's cant solve... Need a hand

Does a non-trivial solution exist for $f'(x)=f(f(x))$?

find functions f such that $f(f(x))=xf(x)+1$,

Differentiable functions satisfying $f'(f(x))=f(f'(x))$

Find all $f(x)$ if $f(1-x)=f(x)+1-2x$?

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