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Wolfram & Raspberry Pi 5: complete STEM applications, advanced visualizations & GPIO sensor support

CONTRIBUTED BY: Bart Haar Romenij, ter | 2 hours ago BY: EDITORIAL BOARD
1
REPLIES
8
VIEWS

Understanding the 2025 Nobel Prize in physics through the eyes of an engineer

CONTRIBUTED BY: Ankit Naik | 6 hours ago BY: EDITORIAL BOARD
1
REPLIES
39
VIEWS

Post-COVID Convergence: 1 BITCOIN and 1kg GOLD

CONTRIBUTED BY: Vitaliy Kaurov | 6 hours ago BY: EDITORIAL BOARD
1
REPLIES
20
VIEWS
All Discussions

Gamma function of positive integer?

QUESTION FROM: zekeriya Özkan | 2 years ago BY: zekeriya Özkan
Mathematics , Wolfram Language
2
REPLIES
2.1K
VIEWS

Unfriendly UI in Wolfram|Alpha online for the visually impaired

QUESTION FROM: Samuel Leo | 2 years ago BY: EDITORIAL BOARD
Accessibility , User Interface , Wolfram|Alpha
1
REPLIES
3.4K
VIEWS

Apply a list of functions on an element

QUESTION FROM: Ehud Behar | 2 years ago BY: Gianluca Gorni
Wolfram Language
3
REPLIES
3.4K
VIEWS

Function based on Sparsearray with variable

QUESTION FROM: Marie-Anne Arrio | 2 years ago BY: Gianluca Gorni
Wolfram Language
6
REPLIES
2.4K
VIEWS

Part error using Position[ ]

QUESTION FROM: Indranil Maiti | 2 years ago BY: Indranil Maiti
Wolfram Language
2
REPLIES
2K
VIEWS

How to get absolute options used by Graphics3D?

QUESTION FROM: Werner Geiger | 2 years ago BY: Werner Geiger
Graphics and Visualization , Wolfram Language
6
REPLIES
4.7K
VIEWS

Creating a function for Series expansion and unable of plotting series

QUESTION FROM: Cornel B. | 2 years ago BY: Gianluca Gorni
Calculus , Graphics and Visualization , Mathematics , Wolfram Language
3
REPLIES
3.4K
VIEWS

Importing scientific data with uncertainties and units

QUESTION FROM: Ranko Heindl | 2 years ago BY: Ranko Heindl
Import and Export , Units , Wolfram Language
2
REPLIES
3K
VIEWS

Trouble with syntax combining Plot and Switch

QUESTION FROM: Gernot H | 2 years ago BY: Gernot H
Graphics and Visualization , Wolfram Language
4
REPLIES
3.8K
VIEWS

Create the parity transformation matrices

QUESTION FROM: Hongyi Zhao | 2 years ago BY: Eric Rimbey
Algebra , Mathematics , Wolfram Language
2
REPLIES
3K
VIEWS

Can I turn off LinkSnooper?

QUESTION FROM: David Mackay | 2 years ago BY: David Mackay
Mathematica , Wolfram Language
2
REPLIES
4.3K
VIEWS

No output from Solve[ ]?

QUESTION FROM: Jay Gourley | 2 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
6
REPLIES
8.2K
VIEWS

Package import error: symbol is protected and cannot be removed

QUESTION FROM: Zohaib Aarfi | 2 years ago BY: Zohaib Aarfi
Packages , Wolfram Language
2
REPLIES
3.3K
VIEWS

Compute definite integrals with tanh? no output

QUESTION FROM: Ron Ellenbogen | 2 years ago BY: Gianluca Gorni
Calculus , Mathematics , Wolfram|Alpha , Wolfram Language
4
REPLIES
3.3K
VIEWS

Can I create a custom HolidayCalendar

QUESTION FROM: Clarisse Wagner | 2 years ago BY: Clarisse Wagner
Curated Data , Finance , Wolfram Language
2
REPLIES
4.6K
VIEWS

Working with Units in Wolfram Mathematica

QUESTION FROM: Cornel B. | 2 years ago BY: Rohit Namjoshi
Units , Wolfram Language
1
REPLIES
2.6K
VIEWS

How to add vertical bar symbol for "evaluated at" in an equation?

QUESTION FROM: Richard Hoge | 2 years ago BY: Richard Hoge
Wolfram Language
4
REPLIES
4.2K
VIEWS

Integrate with BesselJ function

QUESTION FROM: Luis Bustamante | 2 years ago BY: Luis Bustamante
Calculus , Mathematics , Wolfram Language
2
REPLIES
2K
VIEWS

My first lecture, and am using Mathematica

QUESTION FROM: Marvin Ray Burns A.G.S. (cum laude) | 2 years ago BY: Marvin Ray Burns A.G.S. (cum laude)
Calculus , Education , Events & Media , Graphics and Visualization , ...
2
REPLIES
4.7K
VIEWS

Free-form input translation to code on cloud-based Mathematica

QUESTION FROM: Daniel Visscher | 2 years ago BY: Jason Biggs
Graphics and Visualization , Wolfram|Alpha , ...
1
REPLIES
3.6K
VIEWS

Plot mapped on a torus

QUESTION FROM: Bernd Wichmann | 2 years ago BY: Bernd Wichmann
Graphics and Visualization , Mathematics
7
REPLIES
3K
VIEWS

How do I delete all characters after a particular part of a string?

QUESTION FROM: Roger J Brown | 2 years ago BY: Roger J Brown
Wolfram Language
3
REPLIES
2.8K
VIEWS

How to draw complex 3D regions?

QUESTION FROM: Werner Geiger | 2 years ago BY: Werner Geiger
Geometry , Graphics and Visualization , Mathematics , Wolfram Language
2
REPLIES
3.3K
VIEWS

Dsolve.. The Function appears with no argument..

QUESTION FROM: Daniel Winge | 2 years ago BY: Gianluca Gorni
Mathematica
4
REPLIES
22.1K
VIEWS

How to automatically assign two values to two variables x1 and x2 ？

QUESTION FROM: Lee Tao | 2 years ago BY: Rohit Namjoshi
Equation Solving , Mathematics , Wolfram Language
12
REPLIES
4.7K
VIEWS

How do I post a very simple Mathematica notebook to WR to publish?

QUESTION FROM: Greg Parker | 2 years ago BY: Greg Parker
Mathematics , Wolfram Function Repository , Wolfram Language
3
REPLIES
3.3K
VIEWS

System cannot be solved by Solve?

QUESTION FROM: Joerg Kalbfuss | 2 years ago BY: Mariusz Iwaniuk
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
2.4K
VIEWS

How to solve system of 3 non-linear equations analytically and numerically?

QUESTION FROM: TAPENDER Thakur | 2 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
3
REPLIES
4.1K
VIEWS

How to find all classes that FormulaData is organized into?

QUESTION FROM: Peter Burbery | 2 years ago BY: Peter Burbery
Curated Data , Wolfram Language
4
REPLIES
2.4K
VIEWS

Trying to add a legend when using CombinePlots

QUESTION FROM: Paul Newton | 2 years ago BY: Paul Newton
Graphics and Visualization , Wolfram Language
2
REPLIES
4.1K
VIEWS

Modifying certian levels in arrays of ImagePyramids

QUESTION FROM: Richard Savage | 2 years ago BY: Richard Savage
Image Processing , Wolfram Language
6
REPLIES
3.1K
VIEWS

How to use OneIdentity with f and NestList[f,x,10]?

QUESTION FROM: Peter Burbery | 2 years ago BY: Ted Ersek
Wolfram Language
2
REPLIES
2.2K
VIEWS

Showing two plots on the same axes

QUESTION FROM: Paul Newton | 2 years ago BY: Paul Newton
Graphics and Visualization , Wolfram Language
3
REPLIES
3.6K
VIEWS

What is the benefit of using formal variables?

QUESTION FROM: Peter Burbery | 3 years ago BY: Henrik Schachner
Mathematics , Wolfram Function Repository , Wolfram Language
2
REPLIES
3.3K
VIEWS

Euler's Method Code

QUESTION FROM: Athanasios Paraskevopoulos | 3 years ago BY: Eric Rimbey
Calculus , Mathematics , Wolfram Language
1
REPLIES
2K
VIEWS

Periodic Boundary conditions do not work

QUESTION FROM: Marc Weinberg | 3 years ago BY: Marc Weinberg
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
2
REPLIES
2.9K
VIEWS

Analyzing the Planck length and other natural units with Linear Algebra

QUESTION FROM: Peter Burbery | 3 years ago
Algebra , Curated Data , Physics , Wolfram Function Repository , ...
0
REPLIES
1.7K
VIEWS

No output from Print inside For

QUESTION FROM: Indranil Maiti | 3 years ago BY: Rohit Namjoshi
Wolfram Language
2
REPLIES
2.2K
VIEWS

How to store $UserPicturesDirectory as a persistent symbol?

QUESTION FROM: Peter Burbery | 3 years ago BY: Victor Kryukov
Wolfram Language
1
REPLIES
2.8K
VIEWS

Assigning elements in a list to variables when the list size is a variable

QUESTION FROM: David Graf | 3 years ago BY: Christopher French
Wolfram Language
1
REPLIES
2.8K
VIEWS

How to place a subscript in the bottom left instead of in the bottom right?

QUESTION FROM: Peter Burbery | 3 years ago BY: Jason Biggs
Mathematics , Packages , Wolfram Language
4
REPLIES
3.2K
VIEWS

How to position tooltips so I can see the whole thing?

QUESTION FROM: Peter Burbery | 3 years ago
Curated Data , Geographic Information System , ...
0
REPLIES
1.5K
VIEWS

Digital holography using Raspberry Pi, HQ camera, and Mathematica

QUESTION FROM: William Meyer | 3 years ago BY: William Meyer
Packages , Raspberry Pi , Wolfram Language
2
REPLIES
4.8K
VIEWS

How to insert a numbered item that jumps numbers like 1 then 6 then 16

QUESTION FROM: Peter Burbery | 3 years ago BY: Arnoud Buzing
Presentation and Notebooks , User Interface , Wolfram Language
3
REPLIES
3.4K
VIEWS

No "mathematical" input template for common differentiation with 2 variable

QUESTION FROM: David Stork | 3 years ago BY: Gianluca Gorni
Mathematics , User Interface , Wolfram Language
11
REPLIES
5K
VIEWS

Issues while attempting to implement my own version of FFT

QUESTION FROM: Koen Denekamp | 3 years ago BY: Koen Denekamp
Algebra , Mathematics , Wolfram Language
2
REPLIES
2.5K
VIEWS

Import "Sample.jpg" in lesson 10 of An Elementary Introduction to WL

QUESTION FROM: Eleazar Johannian | 3 years ago BY: Eleazar Johannian
Import and Export , Wolfram Language
2
REPLIES
3.9K
VIEWS

Bode Plot and Bandwidth in Wolfram SystemModeler

QUESTION FROM: Frank Jon | 3 years ago BY: Frank Jon
Control Systems , Engineering , Modeling , SystemModeler
2
REPLIES
3.9K
VIEWS

Is CUDA 11.7 already supported?

QUESTION FROM: Gijsbert Wiesenekker | 3 years ago BY: Karl Krieger
External Programs and Systems , High-Performance Computing , ...
1
REPLIES
4.9K
VIEWS

How to solve two related differential equations?

QUESTION FROM: Reza rho | 3 years ago BY: Mariusz Iwaniuk
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
3.3K
VIEWS

Can't find a numerical value upon solving an equation

QUESTION FROM: Abdullah Muhammad | 3 years ago BY: Ahmed Elbanna
Algebra , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
2.5K
VIEWS

How to create Jacobian matrix with given equilibrium points

QUESTION FROM: Athanasios Paraskevopoulos | 3 years ago BY: Gianluca Gorni
Algebra , Mathematics , Wolfram Language
1
REPLIES
2.4K
VIEWS

How can I get FindRoot to work with units?

QUESTION FROM: James Bowery | 3 years ago BY: James Bowery
Curated Data , Graphics and Visualization , Units , Wolfram Language
4
REPLIES
4.7K
VIEWS

Is there a built-in to convert a RegularExpression to StringExpression?

QUESTION FROM: Richard Frost | 3 years ago BY: Richard Frost
Wolfram Language
3
REPLIES
3.3K
VIEWS

Can Mathematica export a MySQL database from a Dataset or entity object?

QUESTION FROM: Peter Burbery | 3 years ago BY: Rohit Namjoshi
Data Science , Import and Export , Wolfram Language
1
REPLIES
2.7K
VIEWS

How to integrate function including delta function?

QUESTION FROM: Daniel Niu | 3 years ago BY: Gianluca Gorni
Calculus , Mathematics , Wolfram Language
1
REPLIES
2.7K
VIEWS

Can't open a notebook in Mathematica 10

QUESTION FROM: Hansel Montuffar | 3 years ago BY: Rauan Kaldybaev
Mathematica , Presentation and Notebooks
16
REPLIES
36.1K
VIEWS

Could assisted-input be enabled in the Raspberry Pi version of Mathematica?

QUESTION FROM: Icy Toc | 3 years ago BY: Gilles P
Mathematica , Raspberry Pi , User Interface , Wolfram Language
5
REPLIES
10.8K
VIEWS

Sum without "i" as index

QUESTION FROM: Davide Alfano | 3 years ago BY: Davide Alfano
Mathematics , Wolfram Language
2
REPLIES
2.1K
VIEWS

"Professional" printed output from Wolfram Notebooks - How?

QUESTION FROM: Josh Helzer | 3 years ago BY: Updating Name
Authoring and Publishing , Presentation and Notebooks , ...
3
REPLIES
4.4K
VIEWS

How to represent a large factorial in Scientific Form

QUESTION FROM: Roger J Brown | 3 years ago BY: Victor K
Mathematics , Wolfram Language
1
REPLIES
2.3K
VIEWS

Calculations with significant figures

QUESTION FROM: Mauro Benjamin Mistretta | 3 years ago BY: Jose Martin-Garcia
Mathematics , Numerical Computation , Wolfram Language
2
REPLIES
3.7K
VIEWS

Date objects seemed same are not equal

QUESTION FROM: Zhenyu Zeng | 3 years ago BY: Zhenyu Zeng
Units , Wolfram Language
2
REPLIES
3.4K
VIEWS

How can I save a notebook and reload with same line numbers?

QUESTION FROM: Thomas Fowler | 3 years ago BY: Eric Rimbey
User Interface , Wolfram Language
3
REPLIES
3.7K
VIEWS

Are the input weights to WeightedData expected to be in the interval [0,1]?

QUESTION FROM: Richard Frost | 3 years ago BY: Richard Frost
Data Science , Statistics and Probability , Wolfram Language
2
REPLIES
3K
VIEWS

How to formulate minimization problems with vector solution variables?

QUESTION FROM: Lars Ulke-Winter | 3 years ago BY: Henrik Schachner
Optimization , Mathematics , Wolfram Language
3
REPLIES
4.3K
VIEWS

Importing data from OpenOffice

QUESTION FROM: Carl Mesaros | 3 years ago BY: Carl Mesaros
Import and Export , Packages , Wolfram Language
2
REPLIES
2.9K
VIEWS

About the results returned by SortBy and ReverseSortBy

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Hongyi Zhao
Mathematica , Wolfram Language
2
REPLIES
2.9K
VIEWS

Specifying Pattern for Dataset argument

QUESTION FROM: Henrick Jeanty | 3 years ago BY: Henrick Jeanty
Data Science , Wolfram Language
2
REPLIES
3.6K
VIEWS

Does this sum converge?

QUESTION FROM: Alexander Povolotsky | 3 years ago BY: Daniel Lichtblau
Mathematics , Wolfram|Alpha , Wolfram|Alpha Apps
3
REPLIES
5K
VIEWS

How to calculate and store values off each row of an array?

QUESTION FROM: Oliver Blombery | 3 years ago BY: Rohit Namjoshi
Wolfram Language
4
REPLIES
3.5K
VIEWS

How do I change a value in an association?

QUESTION FROM: Roger M Kolaks | 3 years ago BY: Roger M Kolaks
Data Science , Wolfram Language
2
REPLIES
2.6K
VIEWS

Does the ccgrg package work with Mathematica 12?

QUESTION FROM: Michael Stone | 3 years ago BY: Andrzej Woszczyna
Mathematica , Mathematics , Packages , Wolfram Language
4
REPLIES
5.1K
VIEWS

Should the indexes also be defined as local variables in a custom function?

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Hans Milton
Wolfram Language
8
REPLIES
2.8K
VIEWS

Why ContourPlot3D does not work when solving the transient 3D heat equation

QUESTION FROM: agilicz | 3 years ago BY: agilicz
Calculus , Equation Solving , Graphics and Visualization , ...
2
REPLIES
2.9K
VIEWS

Engine + Docker + Debian + OMV : no write permission to bind mount?

QUESTION FROM: Christopher Arthur | 3 years ago BY: Christopher Arthur
Tuning and Debugging , Wolfram Engine , Wolfram Language
2
REPLIES
4.3K
VIEWS

How to Solve two equations simultaneously?

QUESTION FROM: jason nguyen | 3 years ago BY: Rohit Namjoshi
Algebra , Equation Solving , Mathematics , Wolfram Language
10
REPLIES
3.2K
VIEWS

Can an Association contain a function that evaluates its own contents

QUESTION FROM: Roger M Kolaks | 3 years ago BY: Rohit Namjoshi
Data Science , Wolfram Language
4
REPLIES
2.6K
VIEWS

Solve equations that involve Mod?

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Hongyi Zhao
Algebra , Equation Solving , Mathematics , Wolfram Language
2
REPLIES
2.5K
VIEWS

Viewing molecular orbitals .cube files. Problem with version 13.1

QUESTION FROM: Per Hedegard | 3 years ago BY: Updating Name
Chemistry , Graphics and Visualization , Import and Export , ...
1
REPLIES
3.7K
VIEWS

Use the result of a numerical solution in FindRoot

QUESTION FROM: Pierre Sens | 3 years ago BY: Pierre Sens
Algebra , Equation Solving , Optimization , Mathematics , ...
2
REPLIES
3.1K
VIEWS

How to use Select with conditions?

QUESTION FROM: Zhenyu Zeng | 3 years ago BY: Zhenyu Zeng
Wolfram Language
4
REPLIES
2.9K
VIEWS

How to simplify Sqrt[z^2]

QUESTION FROM: Leslaw Bieniasz | 3 years ago BY: Hans Milton
Algebra , Mathematics , Wolfram Language
1
REPLIES
3.1K
VIEWS

Possible solutions in range for Inequality with multiple variables

QUESTION FROM: Rob D | 3 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
2
REPLIES
2.8K
VIEWS

How to merge list with Select in Dataset?

QUESTION FROM: Zhenyu Zeng | 3 years ago BY: Zhenyu Zeng
Data Science , Wolfram Language
2
REPLIES
2.5K
VIEWS

Solving a triple integral with assumptions

QUESTION FROM: Sinval Santos | 3 years ago BY: Sinval Santos
Calculus , Mathematics , Wolfram Language
4
REPLIES
3.7K
VIEWS

Determine a rational matrix with rational variables

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Hongyi Zhao
Algebra , Mathematics , Wolfram Language
6
REPLIES
3.4K
VIEWS

The usage of DuplicateFreeQ

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Hongyi Zhao
Wolfram Language
2
REPLIES
2.3K
VIEWS

How to display errors in cells that are wrapped?

QUESTION FROM: Francis Cong | 3 years ago BY: Francis Cong
Mathematica , Presentation and Notebooks , User Interface , ...
3
REPLIES
3.6K
VIEWS

Plot3D double integration takes a long time?

QUESTION FROM: Leonard Wapner | 3 years ago BY: Gianluca Gorni
Calculus , Graphics and Visualization , Mathematics , Wolfram Language
1
REPLIES
1.9K
VIEWS

Display how units are converted

QUESTION FROM: Jak SD | 3 years ago BY: Eric Rimbey
Units , Wolfram Language
1
REPLIES
3K
VIEWS

Change file extension

QUESTION FROM: Bruno Vusini | 3 years ago BY: Henrik Schachner
Import and Export , Wolfram Language
3
REPLIES
4.6K
VIEWS

How to define piecewise functions of two variables for NMinimize?

QUESTION FROM: Jesco Nevihosteny | 3 years ago BY: Jesco Nevihosteny
Optimization , Mathematics , Numerical Computation , Wolfram Language
2
REPLIES
3.8K
VIEWS

Kernel freezes in some "Elementary Introduction to WL" exercises?

QUESTION FROM: David Liu | 3 years ago BY: David Liu
Education , Wolfram Language
2
REPLIES
2.9K
VIEWS

HermiteDecomposit of the lattices generated by column or row matrices

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Hongyi Zhao
Algebra , Mathematics , Wolfram Language
4
REPLIES
2.4K
VIEWS

XPath Query: get URL from href attribute.

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Hongyi Zhao
Operating System and Network Access , Wolfram Language
5
REPLIES
10K
VIEWS

A function accepts multiple matrices arguments

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Eric Rimbey
Algebra , Mathematics , Wolfram Language
13
REPLIES
4K
VIEWS

Different behavior of Switch when moved inside a package?

QUESTION FROM: Daniel Geisler | 3 years ago BY: Daniel Geisler
Packages , Wolfram Language
2
REPLIES
4K
VIEWS

Keep only positive and real solutions from Solve?

QUESTION FROM: Fredrik Erling | 3 years ago BY: Phani Sanagavarapu
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
42.3K
VIEWS

How can I make GraphDistance and FindShortestPath work with Quantities?

QUESTION FROM: Tony Durham | 3 years ago BY: Tony Durham
Geographic Information System , Graphs and Networks , Units , ...
2
REPLIES
3.7K
VIEWS
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