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Top Questions
102
votes
Cardioid in coffee mug?
calculus
polar-coordinates
asked Nov 28, 2015 at 19:17
math.stackexchange.com
17
votes
$\operatorname{rank} A = \operatorname{rank} A^2$ if and only if $\lim_{\lambda \to 0} (A+\lambda I)^{-1}A$ exists
linear-algebra
matrices
limits
matrix-calculus
matrix-rank
asked Aug 25, 2019 at 21:58
math.stackexchange.com
15
votes
Prove that ${x^7-1 \over x-1}=y^5-1$ has no integer solutions
polynomials
contest-math
diophantine-equations
asked Dec 28, 2015 at 1:46
math.stackexchange.com
8
votes
Integral $\int_{-\infty}^{\infty} \frac{\cos t \sin( \sqrt{1+t^2})}{\sqrt{1+t^2}}dt$
integration
asked Nov 25, 2019 at 19:53
math.stackexchange.com
7
votes
How To Write Concisely
style
essay
asked Aug 1, 2015 at 4:13
writing.stackexchange.com
7
votes
Number of ways through a modified grid
combinatorics
puzzle
asked Jun 21, 2015 at 4:43
math.stackexchange.com
7
votes
Second Mean Value Theorem for Integrals Meaning
calculus
asked Jun 24, 2015 at 21:29
math.stackexchange.com
7
votes
Binomial coefficients that sum to a perfect square
binomial-coefficients
square-numbers
asked Nov 7, 2015 at 21:14
math.stackexchange.com
6
votes
How to compute symmetrical determinant
linear-algebra
determinant
asked Sep 29, 2017 at 2:06
math.stackexchange.com
6
votes
An entire function whose integral is bounded is identically zero
complex-analysis
asked Jan 28, 2018 at 23:44
math.stackexchange.com
1
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Top Answers
36
Easy math proofs or visual examples to make high school students enthusiastic about math
math.stackexchange.com
31
What is the term for a person who doesn't waste time?
english.stackexchange.com
7
If I am given $\gcd (a, b), \ \gcd (b, c), \ \gcd (a, c)$ and $abc$, how to find $\operatorname{lcm} (a, b, c)$?
math.stackexchange.com
5
How to find value of $c$ in $ax^2+bx+c=0$ having the $a$ and $b$?
math.stackexchange.com
5
What is the importance of an integer sequence like the happy numbers?
math.stackexchange.com
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