Willie Wong
A mathematician specializing in nonlinear hyperbolic PDEs, geometric analysis of pseudoRiemannian manifolds, and general relativity.
A few of my questions on MO have not yet received a complete answer. Some of them I think about in the course of my research. But this one is entirely orthogonal to my main research activity and I would love to know the answer!
10
answers
6
questions
~20k
people reached

Michigan State University, MI

Member for 9 years, 6 months

200 profile views

Last seen Jun 4 at 13:34
Communities (16)
 Mathematics 57k 57k 1111 gold badges114114 silver badges218218 bronze badges
 MathOverflow 19.4k 19.4k 22 gold badges6262 silver badges128128 bronze badges
 TeX  LaTeX 13k 13k 55 gold badges5757 silver badges8686 bronze badges
 Academia 9.7k 9.7k 11 gold badge3737 silver badges6161 bronze badges
 Physics 4.6k 4.6k 2020 silver badges3737 bronze badges
 View network profile →
Top network posts
 335 Does there exist a bijection of $\mathbb{R}^n$ with itself such that the forward map is connected but the inverse is not?
 231 Open problems in General Relativity
 120 What's the best way to write email addresses?
 114 Does there exist a bijection of $\mathbb{R}^n$ to itself such that the forward map is connected but the inverse is not?
 105 Mathematical precise definition of a PDE being elliptic, parabolic or hyperbolic
 98 Math and Wormholes
 87 How to read letters such as $\mathbb A$, $\mathbb B$, etc., or $\mathfrak A$, $\mathfrak B$, etc.?
 View more network posts →