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William Ballinger
United States
I am a current senior in high school planning to attend Caltech next fall.
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Top Questions
13
votes
Why didn't King Ferdinand take over Portugal during the Spanish Reconquista?
spain
15th-century
portugal
asked Jul 8, 2013 at 22:14
history.stackexchange.com
13
votes
How sensitive is the Yoneda lemma to set-theoretic subtleties?
set-theory
category-theory
asked Jan 10, 2014 at 5:27
math.stackexchange.com
5
votes
Which deities grant the pride domain?
dnd-3.5e
cleric
religions-and-deities
asked Mar 22, 2014 at 3:07
rpg.stackexchange.com
Top Answers
138
What is $\gcd(0,0)$?
math.stackexchange.com
12
Does a certain points and lines configuration exist?
mathoverflow.net
10
On Similarities and Differences Between Right and Left Modules over a Ring
math.stackexchange.com
10
If $M$ is contractible manifold and $X\subset \partial M$, does the cone over $X$ embed in $M$?
mathoverflow.net
9
How to solve this contradiction?
chemistry.stackexchange.com
8
Relationship between $\int_a^b f(x)\,dx$ and $\int_a^bxf(x)\,dx$
math.stackexchange.com
8
Sigma and pi symbols in molecular orbital theory
chemistry.stackexchange.com
7
Proving the existence of a bridge in a tree
math.stackexchange.com
7
What does "isomorphic" mean in linear algebra?
math.stackexchange.com
7
Zorn's lemma in categorical language
math.stackexchange.com
6
about Goldbach conjecture
math.stackexchange.com
6
Example of non-unique factorization domain that satisfies ACC on principal ideals
math.stackexchange.com
5
Let $|a|=4$ and $|b|=2$ be in group $G$ with $a^3b=ba$. Find $|ab|$.
math.stackexchange.com
5
order topology is Hausdorff
math.stackexchange.com
5
How to take partial derivatives of functions whose inputs depend on the same variable?
math.stackexchange.com
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