Newest Questions
97,751 questions
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Fraction shortcut issue in latin american keyboard
I am using Wolfram Mathematica 14.2 in macOS Tahoe 26.1 with a latin american keyboard and I'm unable to use the shortcut ctrl+/, although that I was able to in a ...
- 173
2
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1
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42
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How to impose constraints $g(x,y)=0$ and $h(x,y)=0$ inside Plot3D?
I have a two-variable function $f(x,y)$ and want to use Plot3D to plot it, assuming that two constraints $g(x,y)=0$ and $h(x,y)=0$ are satisfied simultaneously. I ...
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2
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83
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Simplification of terms C Exp[a+b x] to C Exp[a]Exp[bx]
I have an expression of the form
C1 Exp[a1+b1 x] + C2 Exp[a2+b2 x] + C3 Exp[a3+b3 x] + ...
Where variables C, ...
6
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Unexpected parenthesis for custom notation
Using user defined typesetting below, unexpected ( and ) appear in output, which I don't know the reason.
Is it possible to make ...
- 1,544
3
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108
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Poor quality of dashing in 3D
I just noticed that on version 13.0.1 the quality of dashing in 3D is very poor. Tested it also on version 14.3.0 but only on a ...
- 32.9k
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67
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Holding order in an expression
According to Doc, HoldForm performs no operation on its arguments. It looks like that HoldForm does not hold the order of parts ...
- 1,544
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2
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153
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Is it possible to find the parametric root of $x$ in $25 x^4 + x^2 (5 - 7 y^2) + 3 x y + 4=0 $ for which $\text{Re(x)}<0$?
I have this quartic equation 25 x^4 + x^2 (5 - 7 y^2) + 3 x y + 4 == 0 for real $y>0$. I use Reduce and get four parametric ...
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174
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Easiest way to adjust the plot tick lines
I encountered a few minor issues everytime when I try to plot graphs nicely:
What is the simplest method to adjust the major and minor tick lengths of the frame?
Is there a way to program the tick ...
- 641
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3
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501
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How can I correctly render hidden lines in a 3D graphic as dashed lines and visible lines as solid lines?
When working on 3D plots, I’d like to implement a feature where visible edges are drawn as solid lines and obscured (hidden) edges are drawn as dashed lines. I haven’t found a good solution to this ...
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InstallCUDA[] fails with error message "Failed to find CUDA Libraries"
I have installed the NVIDIA CUDA Toolkit version 13.0 on my Windows 11 Pro PC. The PC is an HP Z2SFF G5 Workstation with 64 GB memory and an Intel Core i7-10700 CPU @ 2904 MHz. Windows 11 is version ...
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209
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Constructing a URL query using URLDownload or URLRead
I am trying to download data from NOAA and I can't figure out how to construct a query to do it.
This URL points to a page that contains data for tides at six minute intervals between Jan 01 2021 and ...
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110
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Wikipedia word cloud question from "An elementary introduction to the wolfram language"
I have been following the aforementioned course and it has been great. I am currently stuck on question 36.4: "Publish a form on the web that takes the topic of a Wikipedia page and gives a word ...
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105
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HowTo vertically center node labels in Graph output
Version: "14.3.0 for Linux x86 (64-bit) (July 8, 2025)"
The code listed below using the data following it produces the result shown in the image. I want the node labels positioned directly ...
- 1,697
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1
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248
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What is the meaning/utility of __[] AKA BlankSequence[][]?
I understand BlankSequence in other contexts, but not this one __h means a pattern of one or more things each of which have head ...
- 1,616
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Eigenvectors of GSE with right properties
I encountered a weird problem when trying to study a few properties of eigenvectors of matrices sampled from the Gaussian symplectic ensemble (GSE). I have encountered this while trying to understand ...
- 1,226