Top new questions this week:
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I want to solve a three-dimensional Gross-Pitaevskii equation with an uniform potential. The related papers are Emergence of a Turbulent Cascade in a Quantum Gas and Synthetic dissipation and cascade …
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This question is a continuation of my previous series of questions about basis functions. I would like to find the minimum energy of Coulomb potential motion using matrix method. $H=-\frac{1}{2}\Delta-…
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Max of Infinite past and a finite time gives Infinite past. Max[DateObject[{-\[Infinity],1,1},”Day”],DateObject[{2023,7,1},”Day”]] DateObject[{…
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This relates to an earlier question I asked some years ago, From a list of dates, get a list of the last date available in each month. In this case, I have a list of business dates (no weekends or …
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Background I like using Around for data analysis so I can easily keep track of measurement spread and uncertainties. It also automatically produces plots with error …
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I am using the code below (from this link) and the result is the pentagonal tiling on the left-hand side. Questions: How can I get rid of Manipulate in the code …
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Shortest[] doesn’t appear to work with Sequence s. Is this a bug or a feature? What can I do to force the following …
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Greatest hits from previous weeks:
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When I solve the aforementioned equation for $W$ or $A$ on Mathematica I get a long and ugly equation in return, namely one of the solutions for $W$ is: (attempt to read at your own health) …
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I’d like to plot the graph of the direction field for a differential equation, to get a feel for it. I’m a novice, right now, when it comes to plotting in Mathematica, so I’m hoping that someone can …
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How to calculate the integral of $\frac{1}{\sqrt{4 z^2 + 4 z + 3}}$ over the unit circle counterclockwise for each branch of the integrand?
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(Newbie question) For every function I define I get this message: When I close and reopen Mathematica, and re-enter the function definition, I don’t get the message anymore. What does it mean?
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I’m trying to plot a phase portrait for the differential equation $$x” – (1 – x^2) x’ + x = 0.5 \cos(1.1 t)\,.$$ The primes are derivatives with respect to $t$. I’ve reduced this second order ODE to …
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I want to plot the following function: $$\int \left(\frac{\Gamma (x+1)}{2}-\frac{\Gamma (x-1)}{2}\right) \, dx$$
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I need to play with a lot of powers such as 10^-3. 1E-3 does not work for it. Is there any short form for it?
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Can you answer these questions?
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I am making an animation with transparency, antialiasing fails when the transparency reaches certain values, which brings a jitter. A minimalist example: …
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Question I’ll focus on the example stream=AudioStream@First@$AudioInputDevices I can do stream@"Properties” to get a …
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I have been unable to find any tutorials or examples of creating molecules using a Generative Adversarial Network (GAN) in the Wolfram language. It appears that the Selfies paclet was created to …
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