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linello
  • Member for 11 years, 11 months
  • Last seen more than a week ago
  • Italy
74 votes
7 answers
32k views

Is spacetime discrete or continuous?

17 votes
4 answers
6k views

Are covariant vectors representable as row vectors and contravariant as column vectors

6 votes
3 answers
2k views

Do rotating bodies emit gravitational waves?

5 votes
1 answer
3k views

Can a correlation matrix be regarded as a quantum density matrix?

4 votes
0 answers
57 views

Master equation for a dynamical system on networks

3 votes
1 answer
237 views

Generalized commutator/anticommutator via phase factor

3 votes
1 answer
772 views

Derivative of the trace of $e^{-\beta \mathbf{A}}$

1 vote
0 answers
120 views

Matrix formulation of maximum entropy

1 vote
2 answers
3k views

Metric tensor and its inverse

0 votes
1 answer
4k views

What is the difference between scale-free network and small-world network? [closed]

0 votes
1 answer
172 views

If future measurements of black hole mergers will falsify general relativity, what other theory is there ready to be adopted?