Stack Exchange

Rick

top accounts reputation activity bookmarks subscriptions

Top Questions

What's the biggest circle that can fit between 2 Gaussian curves?

calculus asked Jan 8 '18 at 13:38

math.stackexchange.com

Is the equation dU= TdS - PdV always valid (even for irreversible processes?)

thermodynamics asked Nov 27 '17 at 15:49

chemistry.stackexchange.com

How do I evaluate $\sum_{r = 0}^{n^2} (-1)^r \binom{n^2+n}{r}$?

combinatorics binomial-coefficients binomial-theorem asked Jan 2 '18 at 4:58

math.stackexchange.com

Is it possible to compute $\int_{-\infty}^\infty {x \sin x\over x^4+1}dx$ without using complex analysis?

calculus integration definite-integrals asked Dec 26 '17 at 2:31

math.stackexchange.com

If $f(x) $ is a continuous function with a given identity, how do I find $f(\sqrt{3})$?

calculus functions functional-equations asked Dec 29 '17 at 13:30

math.stackexchange.com

Arrangement of balls in a grid

combinatorics permutations asked Feb 16 '18 at 17:49

math.stackexchange.com

What is $A$ in this case?

matrices asked May 2 '18 at 15:46

math.stackexchange.com

Top Answers

How to evaluate Ahmed's integral?

math.stackexchange.com

$dU=dQ$ and $dU=TdS$, but $dQ$ not always equal to $TdS$? Why?

physics.stackexchange.com