User Terry Tao

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If $P\times{\bf2}$ order-embeds in $Q\times{\bf2}$, does the poset $P$ embed in the poset $Q$?

answered Sep 23, 2023 at 22:00

13 votes

What is Ricardo Pérez-Marco's eñe product? Does it explain his statistical results on differences of zeta zeros?

answered Mar 16, 2012 at 15:55

13 votes

Believing the Conjectures

answered Oct 25, 2012 at 16:49

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The Fourier transform of a function supported on $B_1$ is essentially constant on $B_1$?

answered Mar 3, 2016 at 18:56

13 votes

Lower bounding the probability that $\gcd(t,N)≤B$, for a random $t$ and fixed (large) $N$

answered Jul 31, 2015 at 19:25

13 votes

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Why are 1 and -1 eigenvalues of this matrix?

answered Mar 2, 2015 at 17:25

13 votes

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Are reduced residue systems relative primorials an active area of research? If not, why not?

answered Apr 26, 2015 at 5:06

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Restriction theorems over finite fields

answered Feb 19, 2010 at 15:00

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What are the right categories of finite-dimensional Banach spaces?

answered Nov 19, 2009 at 16:52

13 votes

How fast are a ruler and compass?

answered Jul 23, 2010 at 3:09

12 votes

Curvature of a Lie group

answered Jul 11, 2010 at 17:23

12 votes

Freshman's definition of sin(x)?

answered Sep 28, 2010 at 15:56

12 votes

Can Hölder's Inequality be strengthened for smooth functions?

answered Mar 31, 2011 at 17:19

12 votes

Polynomials and L^p(R)

answered Feb 15, 2010 at 2:23

12 votes

Existence of probability measure defined on all subsets

answered Jun 5, 2010 at 21:40

12 votes

Largest eigenvalue of the sum of Hermitian matrices

answered Sep 1, 2014 at 19:31

12 votes

Finite field Szemeredi-Trotter theorem with unequal number of points and lines

answered Feb 19, 2014 at 0:06

12 votes

To what extent has the Haar measure been generalized?

answered Nov 20, 2013 at 16:28

12 votes

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Every real variety contains non-singular points

answered Feb 20, 2017 at 23:49

12 votes

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Is there a continuous function $f$ satisfying the following Zygmund condition but not differentiable.

answered Oct 1, 2013 at 15:05

12 votes

Gromov-Hausdorff distance between p-adic integers.

answered Dec 1, 2011 at 19:44

12 votes

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Prime number density vs. connectedness threshold: coincidence?

answered Sep 19, 2011 at 4:31

12 votes

What are some examples of "chimeras" in mathematics?

answered May 27, 2012 at 23:56

12 votes

Can a continuous real-valued function on a large product space depend on uncountably many coordinates?

answered Jun 25, 2020 at 15:23

12 votes

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Natural density of set of numbers not divisible by any prime in an infinite subset

answered Aug 13, 2020 at 20:23

12 votes

Formalizations of the idea that something is a function of something else?

answered Aug 21, 2018 at 3:39

12 votes

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Upper bound for $p_{n^2} - p_{(n-1)^2}$?

answered Aug 11, 2017 at 23:56

12 votes

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Regularity of Newtonian potential along smooth boundary

answered May 8, 2023 at 20:52

12 votes

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Bounding the discrete $l^p$ norm by the continuous $L^p$ norm for trigonometric polynomials

answered Nov 2, 2022 at 19:00

12 votes

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Resultant of linear combinations of Chebyshev polynomials of the second kind

answered Jul 31, 2022 at 18:35

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467 Answers

If $P\times{\bf2}$ order-embeds in $Q\times{\bf2}$, does the poset $P$ embed in the poset $Q$?

What is Ricardo Pérez-Marco's eñe product? Does it explain his statistical results on differences of zeta zeros?

Believing the Conjectures

The Fourier transform of a function supported on $B_1$ is essentially constant on $B_1$?

Lower bounding the probability that $\gcd(t,N)≤B$, for a random $t$ and fixed (large) $N$

Why are 1 and -1 eigenvalues of this matrix?

Are reduced residue systems relative primorials an active area of research? If not, why not?

Restriction theorems over finite fields

What are the right categories of finite-dimensional Banach spaces?

How fast are a ruler and compass?

Curvature of a Lie group

Freshman's definition of sin(x)?

Can Hölder's Inequality be strengthened for smooth functions?

Polynomials and L^p(R)

Existence of probability measure defined on all subsets

Largest eigenvalue of the sum of Hermitian matrices

Finite field Szemeredi-Trotter theorem with unequal number of points and lines

To what extent has the Haar measure been generalized?

Every real variety contains non-singular points

Is there a continuous function $f$ satisfying the following Zygmund condition but not differentiable.

Gromov-Hausdorff distance between p-adic integers.

Prime number density vs. connectedness threshold: coincidence?

What are some examples of "chimeras" in mathematics?

Can a continuous real-valued function on a large product space depend on uncountably many coordinates?

Natural density of set of numbers not divisible by any prime in an infinite subset

Formalizations of the idea that something is a function of something else?

Upper bound for $p_{n^2} - p_{(n-1)^2}$?

Regularity of Newtonian potential along smooth boundary

Bounding the discrete $l^p$ norm by the continuous $L^p$ norm for trigonometric polynomials

Resultant of linear combinations of Chebyshev polynomials of the second kind