Nice Answer - Badge - Mathematics Stack Exchange

Nice Answer

Answer score of 10 or more. This badge can be awarded multiple times.

Nick Peterson

32k3 gold badges56 silver badges75 bronze badges

earned this badge 35 times.

Notation used for integrals w.r.t. probability measures

Awarded Jul 18 at 4:26

Logarithm of Gaussian function is whether convex or nonconvex?

Awarded Oct 30, 2020 at 16:25

Infinite Cartesian product of countable sets is uncountable

Awarded Sep 23, 2020 at 20:01

Probability that a quadratic equation has real roots

Awarded Sep 9, 2020 at 14:55

Prove that in a tree with maximum degree $k$, there are at least $k$ leaves

Awarded Feb 19, 2020 at 0:10

How to prove $\sum_{n=0}^{\infty} \frac{n^2}{2^n} = 6$?

Awarded Sep 30, 2019 at 23:20

But what is a continuous function?

Awarded Jan 30, 2019 at 10:40

GCD of the already GCD

Awarded Dec 30, 2018 at 6:15

Does there exist a function which equals $0$ for odd inputs and $1$ for even inputs?

Awarded Sep 2, 2018 at 7:25

"such that" logical symbol

Awarded Jun 20, 2018 at 12:36

Expected value of rolling dice until getting a $3$

Awarded Jun 15, 2018 at 11:00

Choosing something of $0$ probability

Awarded Feb 19, 2018 at 16:45

Prove that $2^n3^{2n}-1$ is always divisible by 17

Awarded Feb 7, 2017 at 14:51

Why is $\sqrt{x^2} = |x|$?

Awarded Jan 31, 2017 at 7:06

What is the intuition behind the formula for the average?

Awarded Dec 22, 2016 at 22:00

Integral of a function's derivative does not equal the original function?

Awarded Dec 21, 2016 at 15:50

Integral Inequality Absolute Value: $\left| \int_{a}^{b} f(x) g(x) \ dx \right| \leq \int_{a}^{b} |f(x)|\cdot |g(x)| \ dx$

Awarded Dec 20, 2016 at 10:44

Drunk man with a set of keys.

Awarded Dec 5, 2016 at 5:09

pigeonhole principle clarification

Awarded Nov 17, 2016 at 15:35

Two Circles Can Have At Most One Common Chord? (IMO)

Awarded Oct 19, 2016 at 11:35

Why does L'Hopital's rule fail in calculating $\lim_{x \to \infty} \frac{x}{x+\sin(x)}$?

Awarded Mar 24, 2016 at 6:59

Motivation for Jordan Canonical Form

Awarded Jan 10, 2016 at 14:36

Showing that $U(2^n)$ is not cyclic for $n \ge 3$

Awarded Nov 25, 2015 at 2:17

What does expected value of sum of two discrete random variables mean?

Awarded Nov 2, 2015 at 10:32

Integration with respect to counting measure.

Awarded Oct 25, 2015 at 0:27

Fourier Transform of Derivative

Awarded Oct 9, 2014 at 2:43

For $f$ continuous, show $\lim_{n\to\infty} n\int_0^1 f(x)x^n\,dx = f(1).$

Awarded Jul 18, 2014 at 21:04

Grandi's series contradiction

Awarded Feb 19, 2014 at 22:34

Puzzled by $\lim\limits_{x \to - \infty} \sqrt{x^2+x}-x$

Awarded Jan 9, 2014 at 3:53

Injection $\mathbb N \times \mathbb N \times \mathbb N \to \mathbb N$

Awarded Dec 13, 2013 at 15:23

What is the standard notation to represent the set of primes?

Awarded Jul 31, 2013 at 14:59

What is the derivative of $x\sin x$?

Awarded Jul 15, 2013 at 4:45

What does "isomorphic" mean in linear algebra?

Awarded Jul 13, 2013 at 3:49

Solving a system of equations, why aren't the solutions preserved?

Awarded Jul 11, 2013 at 7:04

Maclaurin Series for $\ln(x+\sqrt{1+x^2})$

Awarded Jun 22, 2013 at 22:44

Others with this badge