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2 votes

Mathematica incorrectly claims an infinite sum doesn't converge

Looks like Mathematica dosen't know how compute this series. Workaround: ...
Mariusz Iwaniuk's user avatar
3 votes

Numerical integration of a special integral

The problem you asked for can be converted into a single multi-dimensional integral. Considering that $$\left(\int_0^1 \rho \cos \left(\frac{\rho ^2}{2}\right) J_0(v \rho ) \, d\rho \right){}^2=\\\...
Jie Zhu's user avatar
  • 1,008
3 votes

Numerical integration of a special integral

Here's a way to compute the result: ...
Goofy's user avatar
  • 3,102
0 votes

Strategy tips for time consuming FullSimplify, crashing FullSimplify, and strange behavior of TimeConstraint

Break up your expression. Its a product. Apply List and get the last element. Its a Plus, apply a List to it, The best I get is by an extraction of the innermost expression ...
Roland F's user avatar
  • 3,817
2 votes

Numerical integration's speed

According to Shampine, Vectorized adaptive quadrature in MATLAB, J. Comp. Appl. Math. (2008), MATLAB makes vectorized calls to the integrand, which supports @Nasser's inference. Also, Bessel J on ...
Goofy's user avatar
  • 3,102
3 votes

Numerical integration of MeijerG function in the form MeijerG[{{-2,-8.5,-3.5},{}},{{0},{-1.5}},theta]

You can just use Integrate to evaluate the integral by adding the option PrincipalValue -> True, like ...
Jie Zhu's user avatar
  • 1,008
0 votes
Accepted

All possible tuples satisfying conditions

I believe the following works. It generates all$^1$ candidate lists $\beta'$ such that $\sum_i i\beta_i' \leq d$ and then compares them element-wise to $\beta$. ...
march's user avatar
  • 23.8k
0 votes
Accepted

Function Definition without Arguments

I hesitate to provide an answer, because this sounds like a supremely dangerous and confusing thing to do. First off, Set is a built in function, and it's such a ...
lericr's user avatar
  • 29.2k
0 votes

Function Definition without Arguments

Good, I am almost convincing you. This is a particular aerospace engineering system, and the name of the function and the name of the label has connotations with the data object being created. once ...
ZGurdal's user avatar
0 votes

Function Definition without Arguments

This is not an answer, and the code won't do what you want at all, but I'm just trying to clarify what you want. ...
lericr's user avatar
  • 29.2k

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