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Igor Rivin

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Name Igor Rivin
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Seen Feb 21 at 15:58
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Professor of Mathematics at Temple University.
89

Questions
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Mathematical “urban legends” [closed]

jan 14 12 at 18:38 Pietro Majer 19.8k●1●25●70

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The half-life of a theorem, or Arnold’s principle at work

nov 15 at 3:21 Feldmann Denis 1,768●2●15

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whence commutative diagrams?

mar 25 11 at 1:11 KConrad 17.2k●3●64●119

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size of smallest generating set of a group

jul 16 at 11:49 Aakumadula 2,885●1●6●14

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Conformal embedding of Riemann surfaces into 3-space

feb 1 11 at 19:45 Kevin Lin 13k●2●34●115

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Inner? Automorphisms

jun 11 12 at 4:19 Igor Rivin 31.2k●3●37●71

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symmetric integer matrices

jul 20 11 at 0:17 Igor Rivin 31.2k●3●37●71

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Statistics of Extended GCD

jan 29 11 at 7:16 Aaron Meyerowitz 11.8k●1●10●31

1 2 3 4 5 … 9 next

 

825

Answers
votes newest views recent
233
Mathematical “urban legends” (5)
32
Getting nervous refereeing a paper
28
To which extent can one recover a manifold from its group of homeomorphisms
26
Is this 1974 claim still valid?
20
The half-life of a theorem, or Arnold’s principle at work
20
Approachable French Masters
17
Computer Science for Mathematicians
15
Existence of Rational Orthogonal Matrices
14
Which closed orientable $4$-dimensional manifolds cannot be embedded in $6$-space?
14
Is there a combinatorial analogue of Ricci flow?
13
Shape of snowflakes
13
Segments of Voronoi Diagrams on smooth manifolds. Are they geodesics?
12
When is P(x)-Q(y) irreducible?
12
Extreme points of a set of probability measures
12
Total spaces of $TS^2$ and $S^2 \times R^2$ not homeomorphic
12
Movies about mathematics/mathematicians (2)
12
Generating the symplectic group
11
When are (finite) simplicial complexes (smooth) manifolds?
11
If $f$ is smooth and even then there exists a smooth function $g$ such that $f(x)=g(x^2)$
11
Proper way to deal with papers you’ve already refereed.
11
Why is there a unique hyperbolic simplex of largest area?
11
Are Gaussian Processes more important than other stochastic processes?
11
Is $\partial X$ a sphere for $X$ a complete CAT$(0)$ space?
11
Nonnegative smooth function as sum of squares of smooth functions
10
Beautiful theorems with short proof (2)
10
Does every smoothly embedded surface $\mathbb{R}^3$ inherit a natural complex structure, and if so, which one?
10
“homotopy sphere” assumption in Poincare Conjecture
10
What does log convexity mean?
10
is complex moduli space of a Calabi - Yau Kahler
10
Ricci flow with surgery in dimension 2
1 2 3 4 5 … 28 next

 

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