Deane Yang

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Name	Deane Yang
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Website	math.poly.edu/~yang
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Is there a complex structure on the 6-sphere?

dg.differential-geometry complex-geometry open-problem

jan 21 at 23:11 algori 3,301●4●19

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8

votes

5

answers

372

views

Point singularity of a Riemannian manifold with bounded curvature

dg.differential-geometry riemannian-geometry open-problem

jan 3 at 19:03 Anton Petrunin 1,956●5●25

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6

votes

1

answer

117

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Is a smooth closed surface in Euclidean 3-space rigid?

dg.differential-geometry open-problem

oct 25 at 0:15 Deane Yang 1,871●2●17

1

5

votes

4

answers

260

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Geodesics on a Grassmannian

dg.differential-geometry

feb 2 at 7:01 Richard Montgomery 572●1●7

62

Answers

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Why do so many textbooks have so much technical detail and so little enlightenment?

Do good math jokes exist?

Why is cotangent more canonical than tangent?

Difference between measures and distributions

Switching Research Fields

What are some famous rejections of correct mathematics?

How seriously should a graduate student take teaching evaluations?

When is a Riemannian metric equivalent to the flat metric on $\mathbb R^n$?

Why can’t there be a general theory of nonlinear PDE? (2)

Geodesics on spheres are great circles

Changing coordinates so that one Riemannian metric matches another, up to second derivatives

Sheaves and bundles in differential geometry

What are good non-English languages for mathematicians to know?

Where does a math person go to learn quantum mechanics?

Curvature and Parallel Transport

What are some applications of other fields to mathematics?

Undergraduate Level Math Books

$SU(2)$ and the three sphere

What is a section?

Looking for a reference for the laplacian operator

Reading list for basic differential geometry?

Cures for mathematician’s block (as in writer’s block)

How do you become a good listener?

Gauge connections and Lie algebras?

Solutions to a Monge-Ampère equation on the simplex

What are the most overloaded words in mathematics?

Choice of adviser

Why is it useful to study vector bundles?

Endomorphisms of vector bundles

Intrinsic characterization of a star shaped domain

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