User Richard Hevener

32 votes

1 answer

2k views

Can a continuous function from the reals to the reals assume each value an even number of times?

asked Sep 17, 2015 at 15:40

22 votes

1 answer

767 views

Can a surjective continuous function from the reals to the reals assume each value an even number of times?

calculus real-analysis continuity

asked Sep 18, 2015 at 13:40

10 votes

3 answers

9k views

From correlation coefficient to conditional probability

probability statistics

asked Apr 20, 2016 at 22:38

7 votes

2 answers

842 views

Divergence of Dirichlet series

sequences-and-series dirichlet-series

asked Dec 13, 2011 at 20:10

5 votes

2 answers

581 views

Compact convergence

real-analysis general-topology

asked Nov 1, 2011 at 4:03

5 votes

1 answer

170 views

Is Riesz measure an extension of product measure?

real-analysis functional-analysis measure-theory

asked May 9, 2015 at 16:41

4 votes

1 answer

881 views

History of incenter and Euler line

geometry math-history triangles

asked Jan 17, 2014 at 4:18

4 votes

3 answers

892 views

Power function inequality

calculus real-analysis inequality exponentiation

asked Oct 11, 2011 at 17:11

4 votes

1 answer

739 views

Egoroff's Theorem for extended real-valued functions

real-analysis measure-theory uniform-convergence

asked Apr 11, 2013 at 17:28

4 votes

1 answer

429 views

Image of a Banach space

analysis functional-analysis banach-spaces

asked Mar 15, 2012 at 4:06

3 votes

1 answer

325 views

Summation of powers inequality

calculus real-analysis inequality exponentiation

asked Sep 29, 2012 at 17:41

2 votes

1 answer

50 views

Sequence of polynomials (Q2)

calculus real-analysis complex-analysis polynomials

asked Nov 20, 2012 at 20:26

2 votes

0 answers

196 views

Compact $G_\delta$ subsets of locally compact Hausdorff spaces

real-analysis general-topology compactness

asked Dec 13, 2014 at 19:40

1 vote

2 answers

627 views

Baire sets in locally compact Hausdorff spaces

real-analysis general-topology compactness

asked Dec 14, 2014 at 15:32

1 vote

2 answers

312 views

Regularity of Dirac measure on Baire sets

real-analysis general-topology measure-theory compactness

asked Jan 14, 2015 at 0:49

1 vote

0 answers

188 views

Regularity of product measure

real-analysis measure-theory

asked May 4, 2015 at 1:35

1 vote

2 answers

1k views

Property of angle bisectors in a triangle

geometry triangles

asked Jan 10, 2014 at 3:41

1 vote

1 answer

96 views

Relaxing continuous differentiability in the inverse function theorem

multivariable-calculus vector-analysis inverse-function-theorem

asked Sep 27, 2020 at 22:01

0 votes

0 answers

20 views

Derive polar coordinate version of Laplacian from spherical one?

polar-coordinates spherical-coordinates laplacian

asked Nov 28, 2020 at 23:10

0 votes

1 answer

85 views

Analytic function on complement of closed unit disk onto open unit disk

complex-analysis conformal-geometry analytic-functions

asked Jul 27, 2021 at 21:17

0 votes

3 answers

106 views

Implication of $|f^\prime| \leq |g^\prime|$?

calculus real-analysis derivatives

asked Jul 15, 2017 at 0:30

0 votes

1 answer

545 views

Stein and Shakarchi, Complex Analysis, Chapter 2, Problem 1(b)

complex-analysis analytic-continuation

asked Jul 20, 2020 at 19:37

0 votes

2 answers

647 views

Normal spaces that are not necessarily T1

general-topology

asked Sep 10, 2014 at 13:57

0 votes

0 answers

363 views

Fubini on non-$\sigma$-finite, non-complete measure spaces

real-analysis measure-theory

asked Apr 4, 2015 at 20:10

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24 Questions

Can a continuous function from the reals to the reals assume each value an even number of times?

Can a surjective continuous function from the reals to the reals assume each value an even number of times?

From correlation coefficient to conditional probability

Divergence of Dirichlet series

Compact convergence

Is Riesz measure an extension of product measure?

History of incenter and Euler line

Power function inequality

Egoroff's Theorem for extended real-valued functions

Image of a Banach space

Summation of powers inequality

Sequence of polynomials (Q2)

Compact $G_\delta$ subsets of locally compact Hausdorff spaces

Baire sets in locally compact Hausdorff spaces

Regularity of Dirac measure on Baire sets

Regularity of product measure

Property of angle bisectors in a triangle

Relaxing continuous differentiability in the inverse function theorem

Derive polar coordinate version of Laplacian from spherical one?

Analytic function on complement of closed unit disk onto open unit disk

Implication of $|f^\prime| \leq |g^\prime|$?

Stein and Shakarchi, Complex Analysis, Chapter 2, Problem 1(b)

Normal spaces that are not necessarily T1

Fubini on non-$\sigma$-finite, non-complete measure spaces