User Jonathan Fischoff - Mathematics Stack Exchange

58 votes

Is it true that $0.999999999\ldots=1$?

answered Jul 23, 2010 at 0:33

25 votes

Fourier transform for dummies

answered Jul 28, 2010 at 18:25

19 votes

Real world uses of Quaternions?

answered Jul 20, 2010 at 22:08

15 votes

Good books and lecture notes about category theory.

answered Jul 24, 2010 at 20:40

13 votes

What Does it Really Mean to Have Different Kinds of Infinities?

answered Jul 22, 2010 at 20:45

11 votes

Do complex numbers really exist?

answered Jul 20, 2010 at 22:40

10 votes

What are some good ways to get children excited about math?

answered Jul 20, 2010 at 23:30

4 votes

What is the single most influential book every mathematician should read?

answered Jul 21, 2010 at 6:13

4 votes

How can I randomly generate trees?

answered Jul 25, 2010 at 8:24

2 votes

Algorithm for calculating $A^n$ with as few multiplications as possible

answered Jul 26, 2010 at 18:11

2 votes

How to determine if coin comes up heads more often than tails?

answered Aug 7, 2010 at 8:20

2 votes

Proving that $1$- and $2D$ simple symmetric random walks return to the origin with probability $1$

answered Jul 23, 2010 at 4:35

2 votes

How can I write an equation that matches any sequence?

answered Jul 24, 2010 at 22:50

1 vote

Can non-linear transformations be represented as Transformation Matrices?

answered Aug 5, 2010 at 18:33

1 vote

Determinants and volume of parallelotopes

answered Jul 26, 2010 at 23:14

0 votes

Why is the integral expression for the length of a curve more complicated than the expression for area or volume of a figure rotated?

answered Jul 27, 2010 at 21:05

0 votes

How do I calculate a specific variation for a known value of the normal distribution function?

answered Aug 5, 2010 at 19:20

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17 Answers

Is it true that $0.999999999\ldots=1$?

Fourier transform for dummies

Real world uses of Quaternions?

Good books and lecture notes about category theory.

What Does it Really Mean to Have Different Kinds of Infinities?

Do complex numbers really exist?

What are some good ways to get children excited about math?

What is the single most influential book every mathematician should read?

How can I randomly generate trees?

Algorithm for calculating $A^n$ with as few multiplications as possible

How to determine if coin comes up heads more often than tails?

Proving that $1$- and $2D$ simple symmetric random walks return to the origin with probability $1$

How can I write an equation that matches any sequence?

Can non-linear transformations be represented as Transformation Matrices?

Determinants and volume of parallelotopes

Why is the integral expression for the length of a curve more complicated than the expression for area or volume of a figure rotated?

How do I calculate a specific variation for a known value of the normal distribution function?