Question

Is this pair of equations impossible to solve for x? $y_1 = x_2 - v^{\pm 1}e^{-x_1}$, or equivalently $(x - y)c^{\exp(-x)} = z$

score 31 · Answer 1 · 2018-12-12 01:34:27

31

Views

Is this pair of equations impossible to solve for x? $y_1 = x_2 - v^{\pm 1}e^{-x_1}$, or equivalently $(x - y)c^{\exp(-x)} = z$

Published on 12 Dec 2018 - 1:34

score 48 · Answer 2 · 2018-12-15 21:45:32

48

Views

Prove that $\sqrt{(p-1)^2 p^2 + 4} = (p - 1)p + \epsilon$ for $p > 1$ and $0 < \epsilon < 1$.

Published on 15 Dec 2018 - 21:45

score 63 · Answer 3 · 2018-12-22 09:41:07

63

Views

Solution for $x = a^x$

Published on 22 Dec 2018 - 9:41

score 239 · Answer 4 · 2026-03-24 20:41:27

239

Views

Smooth Elementary Function that Outgrows All Tower Functions?

Published on 24 Mar 2026 - 20:41

score 152 · Answer 5 · 2019-01-07 17:39:19

152

Views

Non zero solution of $3x\cos(x) + (-3 + x^2)\sin(x)=0$

Published on 07 Jan 2019 - 17:39

score 42 · Answer 6 · 2019-01-11 23:45:07

42

Views

is there a special name for a function that generates a binary tree

Published on 11 Jan 2019 - 23:45

score 56 · Answer 7 · 2019-01-17 09:08:24

56

Views

Elementary schools summation in denominator?

Published on 17 Jan 2019 - 9:08

score 3k · Answer 8 · 2019-01-19 13:26:15

3k

Views

Homeomorphism between the unit disc and the unit square

Published on 19 Jan 2019 - 13:26

score 1.7k · Answer 9 · 2019-01-20 17:25:07

1.7k

Views

Can all trigonometric expressions be written in terms of sine and cosine?

Published on 20 Jan 2019 - 17:25

score 71 · Answer 10 · 2026-03-22 20:39:45

71

Views

Which kinds of compositions of invertible elementary and nonelementary functions are elementary?

Published on 22 Mar 2026 - 20:39

score 1.5k · Answer 11 · 2019-02-16 21:18:33

1.5k

Views

Should we distinguish the minus sign from the negative sign?

Published on 16 Feb 2019 - 21:18

score 36 · Answer 12 · 2019-03-05 07:45:11

36

Views

What is the name of this convex figure?

Published on 05 Mar 2019 - 7:45

score 34 · Answer 13 · 2019-03-05 20:32:15

34

Views

Between $\ell^p$ and $\ell^\infty$ balls?

Published on 05 Mar 2019 - 20:32

score 1.6k · Answer 14 · 2019-04-07 15:49:03

1.6k

Views

How do I show $\arctan x$ is real analytic on $\mathbb{R}$?

Published on 07 Apr 2019 - 15:49

score 1k · Answer 15 · 2019-04-08 20:12:48

1k

Views

$Log(z^2)$ analytic for all of the complex plane except origin.

Published on 08 Apr 2019 - 20:12

List Question

Is this pair of equations impossible to solve for x? $y_1 = x_2 - v^{\pm 1}e^{-x_1}$, or equivalently $(x - y)c^{\exp(-x)} = z$

Prove that $\sqrt{(p-1)^2 p^2 + 4} = (p - 1)p + \epsilon$ for $p > 1$ and $0 < \epsilon < 1$.

Solution for $x = a^x$

Smooth Elementary Function that Outgrows All Tower Functions?

Non zero solution of $3x\cos(x) + (-3 + x^2)\sin(x)=0$

is there a special name for a function that generates a binary tree

Elementary schools summation in denominator?

Homeomorphism between the unit disc and the unit square

Can all trigonometric expressions be written in terms of sine and cosine?

Which kinds of compositions of invertible elementary and nonelementary functions are elementary?

Should we distinguish the minus sign from the negative sign?

What is the name of this convex figure?

Between $\ell^p$ and $\ell^\infty$ balls?

How do I show $\arctan x$ is real analytic on $\mathbb{R}$?

$Log(z^2)$ analytic for all of the complex plane except origin.

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