User Xoque55

25 votes

4 answers

56k views

Formula for Combinations With Replacement

combinatorics combinations

asked Aug 24, 2013 at 1:46

12 votes

2 answers

2k views

What are some Applications of the Permanent of a Matrix?

linear-algebra matrices

asked Jan 5, 2015 at 2:14

11 votes

4 answers

8k views

Math terminology: What are rules regarding hyphens? (Nonzero vs. non-zero)

terminology

asked Feb 7, 2015 at 18:23

10 votes

2 answers

2k views

What cubic problems did Tartaglia and Fior pose to each other?

math-history cubics

asked Apr 19, 2014 at 20:35

6 votes

5 answers

698 views

Seeking proofs that depend on the notion of even-vs-odd parity to prove their points

soft-question parity

asked Apr 20, 2015 at 18:43

4 votes

1 answer

309 views

How to learn about the Rubik's Cube?

soft-question rubiks-cube

asked Mar 24, 2015 at 16:26

4 votes

2 answers

2k views

Base conversion: How to convert between Decimal and a Complex base?

complex-numbers number-systems project-euler

asked Mar 27, 2015 at 17:16

4 votes

1 answer

398 views

History of Moment Generating Functions

soft-question math-history moment-generating-functions

asked Mar 1, 2014 at 19:52

3 votes

1 answer

310 views

Collection of Non-Trick Questions That Require Work to Answer

intuition puzzle big-list

asked Jul 24, 2017 at 20:26

3 votes

2 answers

2k views

Why is $\equiv$ used for functions that are Identically Zero?

functions notation

asked Nov 24, 2015 at 4:00

2 votes

2 answers

121 views

Which continued fraction for $e$ is the most computationally efficient?

computational-mathematics continued-fractions constants

asked Dec 11, 2015 at 0:24

2 votes

2 answers

1k views

Why is $S = \{ x \in \mathbb{Q} | 2 < x^2 < 3 \}$ closed in $\mathbb{Q}$?

real-analysis

asked Apr 8, 2015 at 3:55

1 vote

5 answers

128 views

Is $(-\infty, 0]$ closed in $\mathbb{R}$?

real-analysis

asked Apr 8, 2015 at 20:27

1 vote

2 answers

2k views

What does $i^i $ equal and why? [duplicate]

complex-numbers exponentiation

asked Oct 30, 2013 at 21:11

1 vote

1 answer

439 views

Homomorphism on U(36)

abstract-algebra group-theory group-homomorphism

asked May 18, 2015 at 23:06

1 vote

1 answer

1k views

What are some Applications of Hermitian Positive Definite matrices?

matrices numerical-linear-algebra applications

asked Jun 20, 2015 at 2:30

0 votes

2 answers

55 views

Implicit Differentiation of $\sqrt{\frac{x}{y}} + \sqrt{\frac{y}{x}} = 6$ [closed]

implicit-differentiation

asked Jun 24, 2015 at 21:29

0 votes

2 answers

3k views

How do the dimensions of an "infinite" bar of chocolate change? [duplicate]

geometry

asked Jan 9, 2015 at 2:20

0 votes

1 answer

1k views

Why are multiples of abundant numbers also abundant numbers?

divisor-sum

asked Aug 23, 2014 at 14:21

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19 Questions

Formula for Combinations With Replacement

What are some Applications of the Permanent of a Matrix?

Math terminology: What are rules regarding hyphens? (Nonzero vs. non-zero)

What cubic problems did Tartaglia and Fior pose to each other?

Seeking proofs that depend on the notion of even-vs-odd parity to prove their points

How to learn about the Rubik's Cube?

Base conversion: How to convert between Decimal and a Complex base?

History of Moment Generating Functions

Collection of Non-Trick Questions That Require Work to Answer

Why is $\equiv$ used for functions that are Identically Zero?

Which continued fraction for $e$ is the most computationally efficient?

Why is $S = \{ x \in \mathbb{Q} | 2 < x^2 < 3 \}$ closed in $\mathbb{Q}$?

Is $(-\infty, 0]$ closed in $\mathbb{R}$?

What does $i^i $ equal and why? [duplicate]

Homomorphism on U(36)

What are some Applications of Hermitian Positive Definite matrices?

Implicit Differentiation of $\sqrt{\frac{x}{y}} + \sqrt{\frac{y}{x}} = 6$ [closed]

How do the dimensions of an "infinite" bar of chocolate change? [duplicate]

Why are multiples of abundant numbers also abundant numbers?