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PVAL
  • Member for 10 years, 7 months
  • Last seen more than 6 years ago
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grad student in low-dimensional Stein symplectopology.

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17
Theorems that led to very successful research programs in Geometry and Topology
Jan 5, 2017
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15
Simply-connected rational homology spheres
Aug 13, 2015
answer
10
Taut foliations and closed leaves
Oct 20, 2016
answer
8
Spin^c structures on manifolds with almost complex structure
Jun 5, 2016
question
7
Homology 3-sphere with a unique Stein-fillable contact structure
Nov 7, 2015
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7
Biholomorphic neighborhoods of the boundary of Stein domains
Apr 4, 2016
question
6
Distinguishing homology $S^1 \times S^2$'s which bound homotopy $S^1$'s
Aug 31, 2016
question
5
$\pi_1$ of 4-manifolds that "look like" disk bundles
Sep 28, 2016
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5
Existence of tubular neighborohoods of locally flat topological embeddings
Aug 25, 2015
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3
Is $TS^n$ diffeomorphic to an open subset of $\mathbb{R}^{2n}$
Jun 16, 2017
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16
Why do I disagree with my calculator?
16
Can $\mathbb C P^4$ be smoothly embedded in $\mathbb R^{12}$?
15
Prove there exists a unique $n$-th degree polynomial that passes through $n+1$ points in the plane
15
Why $\mathbb{RP}^2$ can not be embedded to $\mathbb{R}^3$?
14
Elementary proof of the fact that any orientable 3-manifold is parallelizable