Question

Does mathematical modeling assist in learning how to derive equations?

score 50 · Answer 1 · 2026-04-03 01:53:15

50

Views

Does mathematical modeling assist in learning how to derive equations?

Published on 03 Apr 2026 - 1:53

score 278 · Answer 2 · 2016-03-31 16:17:12

278

Views

Prove that there is a differentiable function $f: \mathbb{R} \to \mathbb{R}$ satisfying $[f(x)]^5+f(x)+x = 0$

Published on 31 Mar 2016 - 16:17

score 90 · Answer 3 · 2016-04-01 12:15:29

90

Views

Functional equation in $x,y$: $f(x)f(y)=f\left(\frac{a}{x}\right)f\left(\frac{a}{y}\right)$

Published on 01 Apr 2016 - 12:15

score 111 · Answer 4 · 2016-04-02 14:09:23

111

Views

Functional equation $g(x+y) + g(x)g(y) = g(xy) + g(x) + g(y)$ - showing $g(x)=x$ for rational $x$

Published on 02 Apr 2016 - 14:09

score 153 · Answer 5 · 2016-04-02 21:58:08

153

Views

Can this Delay Differential Equation (DDE) be solved in closed form?

Published on 02 Apr 2016 - 21:58

score 38 · Answer 6 · 2016-04-03 19:52:42

38

Views

Searching a formula for scaling/mapping a variable based on 3 known values

Published on 03 Apr 2016 - 19:52

score 96 · Answer 7 · 2026-03-28 22:06:22

96

Views

Help finding a $C^{1}$ function, with given $C^{1}$ functions, a relation, and some additional assumptions.

Published on 28 Mar 2026 - 22:06

score 85 · Answer 8 · 2016-04-06 16:17:42

85

Views

Let $f$ be a function from $Q$ to $Q$ satisfying $f(x+f(y))=f(x).f(y)$. Prove that $f$ is constant

Published on 06 Apr 2016 - 16:17

score 80 · Answer 9 · 2016-04-07 10:02:33

80

Views

Find all $f: \mathbb{R} \rightarrow \mathbb{R}$ such that $\forall x,y \in \mathbb{R}$:$f(f(f(x)+y)+y)=x+y+f(y)$

Published on 07 Apr 2016 - 10:02

score 136 · Answer 10 · 2026-03-26 16:56:44

136

Views

Functional equation $(n-1)^2 < f(n) f(f(n)) < n^2 +n$.

Published on 26 Mar 2026 - 16:56

score 188 · Answer 11 · 2016-04-07 14:14:31

188

Views

Finding a function which satisfies an equation

Published on 07 Apr 2016 - 14:14

score 38 · Answer 12 · 2016-04-08 10:07:51

38

Views

Can I prove that $f(x,y)$ can be written as $g(x+y)$ under certain conditions.

Published on 08 Apr 2016 - 10:07

score 539 · Answer 13 · 2016-04-09 01:24:27

539

Views

Prove that there is a constant $c$ for which $f(x) = cx$ for all $x \in \mathbb{Q}$

Published on 09 Apr 2016 - 1:24

score 6.7k · Answer 14 · 2016-04-09 03:27:43

6.7k

Views

If $f$ is continuous and $f(x+y) = f(x)+f(y)$, then $f(x) = cx$ for all $x \in \mathbb{R}$

Published on 09 Apr 2016 - 3:27

score 102 · Answer 15 · 2016-04-09 19:26:03

Prove that there are no two functions $f$ and $g$ defined over real numbers that satisfy either of the following functional equations

List Question

Does mathematical modeling assist in learning how to derive equations?

Prove that there is a differentiable function $f: \mathbb{R} \to \mathbb{R}$ satisfying $[f(x)]^5+f(x)+x = 0$

Functional equation in $x,y$: $f(x)f(y)=f\left(\frac{a}{x}\right)f\left(\frac{a}{y}\right)$

Functional equation $g(x+y) + g(x)g(y) = g(xy) + g(x) + g(y)$ - showing $g(x)=x$ for rational $x$

Can this Delay Differential Equation (DDE) be solved in closed form?

Searching a formula for scaling/mapping a variable based on 3 known values

Help finding a $C^{1}$ function, with given $C^{1}$ functions, a relation, and some additional assumptions.

Let $f$ be a function from $Q$ to $Q$ satisfying $f(x+f(y))=f(x).f(y)$. Prove that $f$ is constant

Find all $f: \mathbb{R} \rightarrow \mathbb{R}$ such that $\forall x,y \in \mathbb{R}$:$f(f(f(x)+y)+y)=x+y+f(y)$

Functional equation $(n-1)^2 < f(n) f(f(n)) < n^2 +n$.

Finding a function which satisfies an equation

Can I prove that $f(x,y)$ can be written as $g(x+y)$ under certain conditions.

Prove that there is a constant $c$ for which $f(x) = cx$ for all $x \in \mathbb{Q}$

If $f$ is continuous and $f(x+y) = f(x)+f(y)$, then $f(x) = cx$ for all $x \in \mathbb{R}$

Prove that there are no two functions $f$ and $g$ defined over real numbers that satisfy either of the following functional equations

Trending Questions

Popular # Hahtags

Popular Questions