User Martin Hansen - Mathematics Stack Exchange

5 votes

Is there a logarithm base for which the logarithm becomes an identity function?

answered Mar 8, 2019 at 22:05

4 votes

Solving $1^x+2^x+3^x=0$ equations...

answered Mar 8, 2019 at 21:32

3 votes

Which other unsolved problems, have necessary restrictions on the prime gaps?

answered Mar 13, 2019 at 19:27

3 votes

generating function for $F_{5n}/(5F_n)$

answered Mar 10, 2019 at 20:11

3 votes

Accepted

Solving a recurrence relation (poker chips)

answered Apr 4, 2019 at 1:01

3 votes

Accepted

What is the generating function of $z^3 + 2z^5 + 5z^7 + 14 z^9+\dots$?

answered Apr 13, 2019 at 20:47

2 votes

Accepted

How can I get the sequence of the generating function $T(z)$ given that $T(z)=z+1+(z+1)T(z)^2$

answered Apr 14, 2019 at 16:56

2 votes

Accepted

Multiplying two generating functions

answered Apr 15, 2019 at 16:21

2 votes

Accepted

Equal roots of a certain polynomial equation by changing the sign?

answered Jul 8, 2020 at 11:34

2 votes

Recommended resources for finding nth partial sums of series

answered Mar 19, 2019 at 17:58

2 votes

Why is the 2nd derivative written as $\frac{\mathrm d^2y}{\mathrm dx^2}$?

answered Mar 20, 2019 at 9:22

2 votes

Question about partial fractions with irreducible quadratic factors

answered Mar 13, 2019 at 8:37

2 votes

Connection between the Binomial distribution, Poisson distribution and Normal distribution

answered Mar 3, 2019 at 9:35

2 votes

Accepted

Half-catalan numbers

answered Mar 6, 2019 at 18:29

1 vote

Multiplying two polynomials: explanation of the general formula for the coefficients

answered Mar 8, 2019 at 13:17

1 vote

Distributing pairs of coloured socks to people

answered Feb 23, 2019 at 22:19

1 vote

From Recurrence relation to closed form

answered Feb 22, 2019 at 21:31

1 vote

Generating functions ( recurrence relations )

answered Feb 22, 2019 at 22:33

1 vote

How do you find generating function?

answered Mar 7, 2019 at 17:09

1 vote

Proof by Induction of a Recursively Defined Sequence

answered Feb 28, 2019 at 18:08

1 vote

Basic probability theory

answered Mar 13, 2019 at 14:22

1 vote

Can the result of a change of one simple rule to build a Pascal's triangle be mathematically explained?

answered Mar 13, 2019 at 15:35

1 vote

Looking for this article by Paulo Ribenboim

answered Mar 13, 2019 at 22:55

1 vote

Differentiating areas of polygons with respect to its inscribed circle

answered Mar 15, 2019 at 18:28

1 vote

Trig Differentaition

answered Mar 15, 2019 at 20:55

1 vote

If there is anything else introduced into equations like the complex numbers.

answered Mar 2, 2019 at 20:45

1 vote

Accepted

How to solve this differential equation non separable?

answered Mar 16, 2019 at 23:08

1 vote

Accepted

Understanding Trig equations

answered Mar 17, 2019 at 21:33

1 vote

Inequalities Proof

answered Mar 12, 2019 at 11:36

1 vote

Show that if the curve $y = f(x)$ has a maximum stationary point at $x = a$

answered Mar 16, 2019 at 21:23

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69 Answers

Is there a logarithm base for which the logarithm becomes an identity function?

Solving $1^x+2^x+3^x=0$ equations...

Which other unsolved problems, have necessary restrictions on the prime gaps?

generating function for $F_{5n}/(5F_n)$

Solving a recurrence relation (poker chips)

What is the generating function of $z^3 + 2z^5 + 5z^7 + 14 z^9+\dots$?

How can I get the sequence of the generating function $T(z)$ given that $T(z)=z+1+(z+1)T(z)^2$

Multiplying two generating functions

Equal roots of a certain polynomial equation by changing the sign?

Recommended resources for finding nth partial sums of series

Why is the 2nd derivative written as $\frac{\mathrm d^2y}{\mathrm dx^2}$?

Question about partial fractions with irreducible quadratic factors

Connection between the Binomial distribution, Poisson distribution and Normal distribution

Half-catalan numbers

Multiplying two polynomials: explanation of the general formula for the coefficients

Distributing pairs of coloured socks to people

From Recurrence relation to closed form

Generating functions ( recurrence relations )

How do you find generating function?

Proof by Induction of a Recursively Defined Sequence

Basic probability theory

Can the result of a change of one simple rule to build a Pascal's triangle be mathematically explained?

Looking for this article by Paulo Ribenboim

Differentiating areas of polygons with respect to its inscribed circle

Trig Differentaition

If there is anything else introduced into equations like the complex numbers.

How to solve this differential equation non separable?

Understanding Trig equations

Inequalities Proof

Show that if the curve $y = f(x)$ has a maximum stationary point at $x = a$