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valerio
  • Member for 8 years
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11 votes
3 answers
903 views

Can $\nabla$ be called a "vector" in any meaningful way?

8 votes
2 answers
4k views

Volume of sphere-cube intersection

7 votes
1 answer
1k views

Close packing of small spheres around a large one

4 votes
1 answer
2k views

Surface area of sphere using Dirac delta

4 votes
1 answer
581 views

Can one always tile the plane with a regular polygon + a single other shape?

3 votes
0 answers
55 views

Peeling the hyperapple

3 votes
1 answer
82 views

First-order nonlinear ODE similar to Bernoulli DE

3 votes
1 answer
556 views

Proving an integral relation (isotropic function)

3 votes
1 answer
436 views

Integral involving Dirac delta: two different results?

3 votes
2 answers
463 views

Integrating over a shell in $d$-dimensional space.

2 votes
1 answer
299 views

Fundamental theorem of calculus with 2-variables integrand

2 votes
3 answers
2k views

Transforming 3D matrix into 1D matrix and back

2 votes
0 answers
54 views

Does every field with radial dependence $r^{-2}$ violate Gauss' law for magnetism?

2 votes
0 answers
434 views

Probability density function with exponential tail

2 votes
2 answers
2k views

Integral of delta distribution in spherical coordinates

1 vote
0 answers
58 views

Random walk on a non-(hyper)cubic lattice

1 vote
1 answer
414 views

Proof that the tautochrone is a cycloid

1 vote
1 answer
289 views

Best fit with unknown functional form

1 vote
1 answer
93 views

Sum reminiscent of $(1+x)^N$ (binomial theorem)

0 votes
0 answers
79 views

Integral involving Dirac delta composition

0 votes
0 answers
52 views

Find all vectors with magnitude between $n-\delta$ and $n+\delta$

0 votes
1 answer
320 views

Limit of a sum of cosines