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Alex S
  • Member for 8 years, 7 months
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12 votes
1 answer
654 views

Best estimate using Cauchy integral formula: why is a circle the optimal path?

5 votes
1 answer
1k views

An algorithm for filling a moving truck

5 votes
1 answer
299 views

How far can I extend a geodesic and still have it be a shortest path?

4 votes
1 answer
3k views

Countable Connected Hausdorff Space [duplicate]

4 votes
2 answers
553 views

Given that $A$ is a projection, $A$ is Hermitian if and only if $AA^\ast A=A$

3 votes
1 answer
200 views

What is wrong with my proof that $A_6$ has no subgroup of order 72

3 votes
1 answer
122 views

Example of an ODE with an asymptotically stable equilibrium which is unstable in the corresponding linearization

3 votes
1 answer
72 views

Growth rate of $g(p)=\int_0^1\log(-\log(x/e))^p\,dx$ and similar functions

2 votes
1 answer
191 views

Proving that a modified $\sigma$-algebra is a complete metric space

2 votes
2 answers
188 views

How do I find a minimal set of US states so that every state boarders one of them?

2 votes
1 answer
132 views

Are there countably many closed manifolds in each dimension?

2 votes
1 answer
42 views

A kernel to guarantee integrability

2 votes
1 answer
733 views

Differential Equations for a Teardrop Shape

2 votes
1 answer
172 views

Compact Function Set

2 votes
2 answers
690 views

Singleton Sets Not Open

2 votes
1 answer
97 views

A closed manifold has closed geodesics of at most countably many lengths

1 vote
3 answers
2k views

Proving the mean value property for harmonic functions using Green's second identity