Questions tagged [error-tracking]
The error-tracking tag has no summary.
100 questions
11
votes
6
answers
496
views
How to stop Map or ParallelMap on first error and get the input that caused it?
I want to run a function using Map or ParallelMap over a large list of inputs, but I would like the evaluation to stop as soon ...
- 1,417
3
votes
2
answers
342
views
Discrepancy in Limit calculation: Sum of limit vs limit of sum
Update: From the following notebook files, one can check that this discrepancy is not there in mathematica 13.1, while it is there in 14.0.0. Bug in 14.0? Did it get resolved in the more recent ...
- 53
2
votes
1
answer
223
views
Is there an error in the code? [closed]
Probability: $$\rho_{n}=\int_{\Omega} |\psi_{n}(x,y)|^{2}~ dx~ dy$$
Inverse Participation Ratio(IPR): $$IPR_{n}=\int_{\Omega} |\psi_{n}(x,y)|^{4}~ dx~ dy$$
Under the standard normalisation $\rho \le 1$...
- 2,836
0
votes
1
answer
129
views
1
vote
0
answers
65
views
Labeled[..,..,Above] giving MapThread::mptd errors
As far as I see there is no single thing on the internet with errorcode MapThread::mptd being associated with the Labeled ...
0
votes
0
answers
81
views
Stopping control of oscillating converging error
I am doing many simulations of nonlinear differential equations. The differential equations are of the form
$$y''(t)+g\left(y(t),y'(t)\right)=p \cos (2 \pi f t)$$
The solution settles to a periodic ...
- 17.2k
1
vote
0
answers
112
views
How can I set up and simulate an Ornstein–Uhlenbeck process that depends on the proportional deviations from the steady state?
I'm trying to set up a stochastic differential equation and run numerical simulations for the following process:
$$\frac{dV_t}{V_t}=\left[M+\gamma\left(M-\left(\frac{V_t}{V_{t-1}}-1\right)\right)\...
1
vote
0
answers
171
views
How to compare simulated and experimental data? [closed]
I have numerically simulated and experimental data, I want to compare them and find the variation against numerical data. I do not have any idea about it. I just plotted experimental and simulated ...
- 1,137
4
votes
1
answer
187
views
Why is there an error about division by 0?
I'm converting all of my old Mathematica 7.0 codes to my new Mathematica 13.2, and I'm struggling with some issues I didn't encounter with version 7.0. The following code is giving me a headache, ...
- 4,203
0
votes
0
answers
56
views
Fixing the following error message for the simple substitution $ j[bb, a1, a2] //. {j[bb, ll__] -> List[ll].List[b1, b2]} $
For a given Mathematica code
j[bb, a1, a2] //. {j[bb, ll__] -> List[ll].List[b1, b2]}
I obtain the desired answer which is
...
- 915
1
vote
0
answers
117
views
Graphics HatchFilling not working, Causes crash
I cannot use HatchFilling in my Mathematica v13.0.1 on Windows.
Whenever I use it, both Mathematica's front end and Kernel crash.
When I open the documentation ...
- 1,319
0
votes
1
answer
116
views
Seemingly inconsistent appearance of the Part error message
I'm new to mathematica and have been trying to create a graph with edge weights defined by patterns. Here is a code snippet:
...
7
votes
1
answer
116
views
Check applied to list is not the same as list of Check
My question is in two parts. First, I want to know why
Check[#, "Failed"] &@{0^0, 1^1}
evaluates to
...
- 73
4
votes
2
answers
194
views
0
votes
0
answers
150
views
"Could not read some data from some file"
This problem happens quite regularly. Does anyone know how to solve it?
This is the information about the software.
I'm wondering if this is related to Google Drive storage. The file is saved ...
- 2,612