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Jon
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4 votes
1 answer
3k views

Numerical solving a constrained system of differential equation

4 votes
3 answers
202 views

Analytical closed form for a definite integral

4 votes
2 answers
807 views

Moving to a conformal metric

3 votes
1 answer
366 views

An example of divergent series with the Lerch function

3 votes
1 answer
1k views

Probability distribution of sign changes in Brownian motion

2 votes
1 answer
106 views

An integral from a physical problem

2 votes
1 answer
302 views

Summability of divergent series with binomial coefficients

1 vote
1 answer
55 views

Dirac operator in harmonic coordinates

1 vote
0 answers
141 views

Solutions of linear PDE in the sense of distributions

1 vote
0 answers
591 views

Green function and Fourier series

0 votes
1 answer
105 views

Generality of a solution of a nonlinear PDE

0 votes
0 answers
54 views

Solving a linear functional equation

0 votes
0 answers
41 views

Constrained optimization with just $+1$ and $-1$

0 votes
1 answer
83 views

Analytical approximate solution to a trascendental equation

0 votes
1 answer
581 views

Covariance of a Bernoulli process

0 votes
0 answers
39 views

Fourier series of $\csc^2(a\cdot z)$

0 votes
1 answer
584 views

Wiener process with a random mean [closed]