User Hellen

6 votes

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Prove that $\sqrt{m-1}$ is an integer

answered Aug 1, 2017 at 15:28

5 votes

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Is there a "successor" metric in topology?

answered Aug 2, 2017 at 19:46

4 votes

If $g'(x)$ is constant, what is the fifth derivative of $f(g(x))$?

answered Jul 26, 2017 at 18:39

4 votes

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Is the set $\{X\sqrt{Y}, \sqrt{X}Y\}$ algebraically independent over $\mathbb{C}$?

answered Jul 26, 2017 at 20:11

2 votes

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Proving boundedness of continuous functions

answered Jul 26, 2017 at 19:22

2 votes

For all sets $A$ $B$ and $C$, if $A - B = C$ then $A - C = B$ proof

answered Jul 26, 2017 at 19:26

2 votes

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Derivatives $f:\mathbb{R}^n\to\mathbb{R}$ quadratic form?

answered Jul 27, 2017 at 20:25

2 votes

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integral inequality increasing continuous function.

answered Jul 28, 2017 at 12:54

2 votes

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What is the name of this matrix decomposition?

answered Jul 31, 2017 at 14:18

1 vote

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Solving a pair of simultaneous Pell-like equations

answered Jul 28, 2017 at 0:38

1 vote

the ring of formal power series over $F$ with the variable

answered Jul 21, 2017 at 21:28

0 votes

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Bounded derivative has a fixed point at [0,1].

answered Sep 23, 2017 at 3:49

-2 votes

Describing all holomorphic functions such that $f(n)=n$ for $n \in \mathbb{N}$

answered Jul 26, 2017 at 20:17

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13 Answers

Prove that $\sqrt{m-1}$ is an integer

Is there a "successor" metric in topology?

If $g'(x)$ is constant, what is the fifth derivative of $f(g(x))$?

Is the set $\{X\sqrt{Y}, \sqrt{X}Y\}$ algebraically independent over $\mathbb{C}$?

Proving boundedness of continuous functions

For all sets $A$ $B$ and $C$, if $A - B = C$ then $A - C = B$ proof

Derivatives $f:\mathbb{R}^n\to\mathbb{R}$ quadratic form?

integral inequality increasing continuous function.

What is the name of this matrix decomposition?

Solving a pair of simultaneous Pell-like equations

the ring of formal power series over $F$ with the variable

Bounded derivative has a fixed point at [0,1].

Describing all holomorphic functions such that $f(n)=n$ for $n \in \mathbb{N}$