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Staff Picks

Gravity train dynamics in a tunnel through the Earth

CONTRIBUTED BY: Akram Masoud | 18 hours ago BY: Ed Pegg
3
REPLIES
106
VIEWS

Temperature determination from concentration data for series reactions in a batch reactor

CONTRIBUTED BY: Housam Binous | 1 day ago BY: EDITORIAL BOARD
1
REPLIES
45
VIEWS

Neural net classifier for polynomial graph recognition and audio sine/triangle wave

CONTRIBUTED BY: Carlo Réan | 1 day ago BY: EDITORIAL BOARD
1
REPLIES
98
VIEWS
All Discussions

Change the magnification by default of Mathematica notebooks

QUESTION FROM: Francisco Gutierrez | 5 years ago BY: Kyle Keane
Accessibility , Mathematica , Presentation and Notebooks , ...
4
REPLIES
10.7K
VIEWS

Define an implicit function?

QUESTION FROM: Christan Bauer | 7 years ago BY: John Doty
Calculus , Equation Solving , Mathematics , ...
3
REPLIES
10.7K
VIEWS

$5K Mathematica Machine

QUESTION FROM: Scott Guthery | 8 years ago BY: l van Veen
High-Performance Computing , Mathematica , ...
2
REPLIES
10.7K
VIEWS

Output 3D plot as stereoscopic 3D .jps file & 3D HDMI out support

QUESTION FROM: Tom Wenseleers | 10 years ago BY: Tom Wenseleers
Dynamic Interactivity , Graphics and Visualization , ...
2
REPLIES
10.7K
VIEWS

How to solve a 3th order non-linear differential equation?

QUESTION FROM: teo ytriu | 10 years ago BY: Devendra Kapadia
Calculus , Equation Solving , Wolfram Language
3
REPLIES
10.7K
VIEWS

Orthogonal projection of surface

QUESTION FROM: Victoria Cheng | 10 years ago BY: Victoria Cheng
Algebra , Calculus , Geometry , Graphics and Visualization , ...
3
REPLIES
10.7K
VIEWS

[NB] Vertical CJK Typeset with Coca-Cola Care Font

CONTRIBUTED BY: Shenghui Yang | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Education , Graphics and Visualization , ...
1
REPLIES
10.7K
VIEWS

Find volume of two intersecting figures

QUESTION FROM: Fabiano Araujo | 10 years ago BY: Eric Johnstone
Calculus
7
REPLIES
10.7K
VIEWS

Use external APIs and data wrangling?

QUESTION FROM: George W | 7 years ago BY: Rohit Namjoshi
Data Science , External Programs and Systems , ...
9
REPLIES
10.7K
VIEWS

Calculate a double integrate over an implicit region using W|A?

QUESTION FROM: Thiago Benine | 7 years ago BY: Marco Thiel
Calculus , Mathematics , Wolfram|Alpha , ...
3
REPLIES
10.7K
VIEWS

Linking my own dll library to Mathematica

QUESTION FROM: Tomáš Hruš | 8 years ago BY: Szabolcs Horvát
External Programs and Systems , Mathematica , Software Development
6
REPLIES
10.7K
VIEWS

Avoid example of NetChain running in MXNet to cause Error?

QUESTION FROM: zhou xiao | 8 years ago BY: zhou xiao
Machine Learning , Mathematica , Neural Networks , Wolfram Language
7
REPLIES
10.7K
VIEWS

CDFPlayer continued development?

QUESTION FROM: Tom De Vries | 11 years ago BY: William Stewart
Wolfram CDF Player
3
REPLIES
10.7K
VIEWS

Incorrect structures for molecules.

CONTRIBUTED BY: Keith Pope | 10 years ago BY: Bianca Eifert
Chemistry
3
REPLIES
10.7K
VIEWS

Performance degradation from 11.3,12.1.1,12.2.0 => 12.3.1 on Raspberry Pi

QUESTION FROM: Tigran Aivazian | 4 years ago BY: Tigran Aivazian
Computer Science , Mathematica , Numerical Computation , ...
6
REPLIES
10.7K
VIEWS

Expressing a mathematical equation as music

CONTRIBUTED BY: Samikshaa Natarajan | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Audio, Sound and Music , Computational Humanities , ...
1
REPLIES
10.7K
VIEWS

Perceptron, Multilayer Perceptron and Neural Networks

QUESTION FROM: Daniel Sumner Magruder | 9 years ago BY: Daniel Sumner Magruder
Biological Sciences , Computer Science , Data Science , ...
2
REPLIES
10.7K
VIEWS

Is this a bug? root/sqrt only appears to take principle root

QUESTION FROM: Joshua Gerrard | 10 years ago BY: Joshua Gerrard
Wolfram|Alpha
2
REPLIES
10.7K
VIEWS

Combining Nutritional Values

CONTRIBUTED BY: n w | 10 years ago BY: Glen Deering
Wolfram|Alpha
1
REPLIES
10.7K
VIEWS

[GIF] Five Easy Pieces (Rotating truncation of the tetrahedron)

CONTRIBUTED BY: Clayton Shonkwiler | 6 years ago BY: EDITORIAL BOARD
Staff Picks , Dynamic Interactivity , Geometry , ...
1
REPLIES
10.7K
VIEWS

Create Magic Cubes, moon level ( 9x9) ?

QUESTION FROM: Sergiy Skorin | 7 years ago BY: Sergiy Skorin
Algebra , Calculus , Mathematics , Recreation , Wolfram Language
8
REPLIES
10.7K
VIEWS

How to use Ito process at certain time t as a random variable?

QUESTION FROM: Pengfei Sui | 10 years ago BY: nik tsak
Economics , Finance , Mathematics , Social Science
1
REPLIES
10.7K
VIEWS

[?] Remove/Delete imaginary parts of a list?

QUESTION FROM: Alexander Hempfing | 8 years ago BY: Sander Huisman
Algebra , Calculus , Mathematics , Wolfram Language
3
REPLIES
10.7K
VIEWS

Import a .nb file onto the Wolfram Development Platform?

QUESTION FROM: Kyle Clements | 9 years ago BY: Sean Clarke
Import and Export , User Interface , Wolfram Cloud , ...
1
REPLIES
10.7K
VIEWS

[WSC21] Tracking points through history

CONTRIBUTED BY: Eric Do | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Computational Humanities , Curated Data , ...
2
REPLIES
10.7K
VIEWS

Plot FFT of an interpolating function

QUESTION FROM: Phil R | 11 years ago BY: Ivan Morozov
Calculus , Graphics and Visualization , Mathematica , Wolfram Language
5
REPLIES
10.7K
VIEWS

Plot a BTC price?

QUESTION FROM: robert.muench | 6 years ago BY: Stian Ramsnes
Curated Data , Finance , Graphics and Visualization , ...
1
REPLIES
10.7K
VIEWS

[WSSA16] Rhyme Generation And Phonetic Distance

CONTRIBUTED BY: Paruyr Danielian | 9 years ago BY: EDITORIAL BOARD
Staff Picks , Audio, Sound and Music , Computational Humanities , ...
2
REPLIES
10.7K
VIEWS

False-color processing of Ring, Carina, Eagle Nebulas' images from James Webb Space Telescope (JWST)

CONTRIBUTED BY: Tom Sherlock | 2 years ago BY: Jamie Peterson
Staff Picks , Astronomy , Data Science , Graphics and Visualization , ...
3
REPLIES
10.7K
VIEWS

[GIF] Dance (Chladni figures for a square drum)

CONTRIBUTED BY: Clayton Shonkwiler | 7 years ago BY: EDITORIAL BOARD
Staff Picks , Dynamic Interactivity , Geometry , ...
1
REPLIES
10.7K
VIEWS

Manipulate not working with Findroot in cdf

QUESTION FROM: Kaushik Mallick | 10 years ago BY: Kaushik Mallick
Computable Document Format , Engineering , Equation Solving , ...
9
REPLIES
10.7K
VIEWS

Using an image as a variable for integrating

QUESTION FROM: Daniel Solis | 11 years ago BY: Itai Seggev
Calculus , Education , Mathematica , Symbolic Computations , ...
8
REPLIES
10.7K
VIEWS

[WSS20] WMs: State transition networks of non-growing hypergraph evolutions

CONTRIBUTED BY: Jin Yan | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Graphics and Visualization , ...
2
REPLIES
10.7K
VIEWS

Right Cosets

QUESTION FROM: Bruce Colletti | 10 years ago BY: Jose Martin-Garcia
Group Theory
3
REPLIES
10.7K
VIEWS

Workbench under Mavericks: icon for breakpoint doesn't change

QUESTION FROM: William Stewart | 11 years ago BY: David Walkup
Mathematica , Tuning and Debugging , Workbench
1
REPLIES
10.7K
VIEWS

Learning more about wolfram web-templating assets

QUESTION FROM: Vijay Sharma | 9 years ago BY: Sam Carrettie
Software Development , User Interface , Wolfram Cloud , ...
1
REPLIES
10.7K
VIEWS

Probability density of a Cos function for Normal variable?

QUESTION FROM: Jan Potocki | 3 years ago BY: Jim Baldwin
Statistics and Probability , Wolfram Language
6
REPLIES
10.7K
VIEWS

Read/Edit a notebook written in Mathematica 7.0?

QUESTION FROM: Lindsay Duvernoy | 7 years ago BY: Raspi Rascal
Mathematica , Presentation and Notebooks , Wolfram CDF Player , ...
4
REPLIES
10.7K
VIEWS

Need help facebook report

QUESTION FROM: Karen gh | 10 years ago BY: Marco Thiel
Wolfram|Alpha Apps
5
REPLIES
10.7K
VIEWS

CloudExpression major update in future Cloud release

CONTRIBUTED BY: Dorian Birraux | 4 years ago BY: Daniel Bigham
Staff Picks , Events & Media , Know-How , Packages , Wolfram Cloud , ...
6
REPLIES
10.7K
VIEWS

[Wellin] Share/Discuss your solutions to select exercises!

CONTRIBUTED BY: Raspi Rascal | 7 years ago BY: Ruben Garcia Berasategui
Challenges , Education , Mathematica , Wolfram Language
2
REPLIES
10.7K
VIEWS

Documentation for XML template tags

QUESTION FROM: Calle E | 10 years ago BY: Calle E
Demonstrations , Mathematica
4
REPLIES
10.7K
VIEWS

Exploring meteorite landing data

CONTRIBUTED BY: Laney Moy | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Data Science , Earth Science , ...
1
REPLIES
10.7K
VIEWS

[?] Install packages on MMA 11.2 on the Raspberry Pi?

QUESTION FROM: Michael Steffen | 7 years ago BY: Szabolcs Horvát
Mathematica , Packages , Product Set Up , Raspberry Pi , ...
4
REPLIES
10.7K
VIEWS

Template matching for object recognition in optical remote sensing data

QUESTION FROM: Sina Montazeri | 10 years ago BY: Jafett Sandi
Computer Science , Data Science , Earth Science , Image Processing , ...
1
REPLIES
10.7K
VIEWS

Help debugging singular model in SystemModeler

QUESTION FROM: skippa | 10 years ago BY: Johan Rhodin
SystemModeler , Tuning and Debugging
9
REPLIES
10.7K
VIEWS

[WSC20] Exploring staircase solutions to nonlinear wave equations

CONTRIBUTED BY: Rauan Kaldybaev | 5 years ago BY: Rauan Kaldybaev
Staff Picks , Calculus , Computer-Based Maths , Equation Solving , ...
2
REPLIES
10.7K
VIEWS

[Solved] Function to access paclet resources?

QUESTION FROM: Jeffery Henning | 4 years ago BY: Jeffery Henning
Import and Export , Packages , Wolfram Language
7
REPLIES
10.7K
VIEWS

Fit a curve using dated data formatted for DateListPlot?

QUESTION FROM: Jack Calman | 10 years ago BY: Jos Klaps
Graphics and Visualization , Mathematics , Modeling , Wolfram Language
7
REPLIES
10.7K
VIEWS

[WSC20] Finding messages In binary data

CONTRIBUTED BY: Yana Outkin | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Computational Linguistics , Data Science , ...
1
REPLIES
10.7K
VIEWS

How to generate shadows in Graphics3D ?

QUESTION FROM: Bradley May | 12 years ago BY: Vitaliy Kaurov
Graphics and Visualization
2
REPLIES
10.7K
VIEWS

Apollonius, Thales' theorem and Orthic triangle

CONTRIBUTED BY: Shenghui Yang | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Computer-Based Maths , Education , Geometry , ...
2
REPLIES
10.7K
VIEWS

Where is the CDF creator and CDF player in Raspberry Pi Mathematica edition

QUESTION FROM: Jon L | 11 years ago BY: Allison Taylor
Computable Document Format , Mathematica , Raspberry Pi , ...
1
REPLIES
10.7K
VIEWS

how can I succeed in initializing a matrix with Mathematica package AceGen?

QUESTION FROM: chiara gazzola | 10 years ago BY: Udo Krause
Civil Engineering , Engineering
1
REPLIES
10.7K
VIEWS

Traveling around Jupiter and Saturn

CONTRIBUTED BY: Alexander Trounev | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Augmented and Virtual Realities , ...
1
REPLIES
10.7K
VIEWS

Save cell options upon reopening notebook?

QUESTION FROM: maxim pyzh | 9 years ago BY: maxim pyzh
Computer Science , Mathematica , Presentation and Notebooks , ...
2
REPLIES
10.7K
VIEWS

The Debugger

QUESTION FROM: Ray Hill | 10 years ago BY: Rodrigo Murta
Mathematica , Software Development , Tuning and Debugging , ...
1
REPLIES
10.7K
VIEWS

Graphics dimensions unexpected in 12.1

QUESTION FROM: David Keith | 5 years ago BY: David Keith
Graphics and Visualization , Mathematica
11
REPLIES
10.7K
VIEWS

Solve for 8th degree polynomial?

QUESTION FROM: sanaz ka | 9 years ago BY: sanaz ka
Equation Solving , Mathematics , Wolfram Language
6
REPLIES
10.7K
VIEWS

Can I display the position of what I hear using EmitSound[] ?

QUESTION FROM: Frank Scherbaum | 11 years ago BY: Marco Thiel
Audio, Sound and Music , Mathematica
5
REPLIES
10.7K
VIEWS

Avoid NDSolve problem with system of differential equations?

QUESTION FROM: Roberta Jakab | 6 years ago BY: Roberta Jakab
Equation Solving , Mathematics , Numerical Computation , ...
8
REPLIES
10.6K
VIEWS

Solve a large system of equations with 19 variables?

QUESTION FROM: Paul Cleary | 7 years ago BY: Paul Cleary
Algebra , Equation Solving , Mathematics , Wolfram Language
13
REPLIES
10.6K
VIEWS

New function suggestion: Dont

CONTRIBUTED BY: Todd Rowland | 9 years ago BY: Kuba Podkalicki
Equation Solving , Software Development , Wolfram Language , ...
5
REPLIES
10.6K
VIEWS

Call for Submission : International Mathematica Symposium 2015

CONTRIBUTED BY: yves papegay | 11 years ago BY: Bernat Espigulé
Data Science , Mathematics , Wolfram Language
3
REPLIES
10.6K
VIEWS

Error in SystemModeler

QUESTION FROM: Julio César García | 5 years ago BY: Otto Tronarp
SystemModeler
3
REPLIES
10.6K
VIEWS

[NB] Computing COVID-19 Spread Rates in US Cities

CONTRIBUTED BY: Daniel Lichtblau | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Biological Sciences , Data Science , Events & Media , ...
1
REPLIES
10.6K
VIEWS

Simple Pendulum Experiment using Mathematica's Image Processing Capability

CONTRIBUTED BY: Diego Zviovich | 11 years ago
Education , Image Processing , Mathematica , Physics
0
REPLIES
10.6K
VIEWS

Solving PDEs using neural networks?

QUESTION FROM: Nikolay Shilov | 4 years ago BY: Nikolay Shilov
Calculus , Data Science , Equation Solving , Machine Learning , ...
5
REPLIES
10.6K
VIEWS

Post to Facebook friend's wall / profile / timeline

QUESTION FROM: Irfan Mir | 12 years ago BY: Irfan Mir
Wolfram Language
2
REPLIES
10.6K
VIEWS

Xor arrays

CONTRIBUTED BY: Peter Karpov | 7 years ago BY: EDITORIAL BOARD
Staff Picks , Graphics and Visualization , Mathematics , ...
1
REPLIES
10.6K
VIEWS

[?] Dynamically change the value of a variable in text mode?

QUESTION FROM: Eduardo Mendes | 8 years ago BY: Eduardo Mendes
Authoring and Publishing , Computable Document Format , ...
2
REPLIES
10.6K
VIEWS

Analytics app for tablets

QUESTION FROM: Dan G | 11 years ago
Wolfram|Alpha Apps , Wolfram Cloud , Wolfram Development Platform
0
REPLIES
10.6K
VIEWS

How to set higher Magnification as default?

QUESTION FROM: Ed Wa;; | 11 years ago BY: David Keith
Mathematica
9
REPLIES
10.6K
VIEWS

Connect to a FileMaker .fmp12 database using DatabaseLink?

QUESTION FROM: Murray Eisenberg | 6 years ago BY: Murray Eisenberg
Data Science , External Programs and Systems , Mathematica , Packages
8
REPLIES
10.6K
VIEWS

Package-X: A Mathematica package for one-loop integrals

CONTRIBUTED BY: Sam Carrettie | 10 years ago BY: Sam Carrettie
Mathematica , Mathematica Add-Ons , Packages , Physics , ...
2
REPLIES
10.6K
VIEWS

How to get prime factorization with a factor base?

QUESTION FROM: Ryan D'Souza | 11 years ago
Mathematics , Wolfram|Alpha
0
REPLIES
10.6K
VIEWS

How to delete slides from a slide show?

QUESTION FROM: Francisco Gutierrez | 11 years ago BY: Francisco Gutierrez
User Interface
3
REPLIES
10.6K
VIEWS

[?] Area under the curve of a Parametric Plot function?

QUESTION FROM: Anonymous User | 8 years ago BY: Claude Mante
Algebra , Graphics and Visualization , Mathematics , ...
5
REPLIES
10.6K
VIEWS

Persistence in FormFunction

QUESTION FROM: Seth Chandler | 10 years ago BY: Christopher Haydock
Wolfram Cloud , Wolfram Language
10
REPLIES
10.6K
VIEWS

Need to import a .xls from the .cdf 's directory , must work anywhere

QUESTION FROM: jethro holcroft | 10 years ago BY: Rolf Mertig
Import and Export , Mathematica , Wolfram CDF Player
2
REPLIES
10.6K
VIEWS

[WSS19] Quantum Cellular Automata

QUESTION FROM: Ruhi Shah | 6 years ago BY: Ruhi Shah
Graphics and Visualization , Mathematics , Physics , ...
2
REPLIES
10.6K
VIEWS

Inverted MNIST Digit Data

CONTRIBUTED BY: gus s | 6 years ago BY: Martijn Froeling
Data Science , Machine Learning , Neural Networks , Wolfram Language
7
REPLIES
10.6K
VIEWS

Machine learning with weighted data

QUESTION FROM: Seth Chandler | 8 years ago BY: Seth Chandler
Data Science , Graphics and Visualization , Machine Learning , ...
2
REPLIES
10.6K
VIEWS

Find / "reverse engineer" a formula?

QUESTION FROM: Tanner Craker | 7 years ago BY: Pedro Fonseca
Mathematics , Physics , Wolfram Language
5
REPLIES
10.6K
VIEWS

Use Wolfram Programming Lab on iPad with Magic Keyboard?

QUESTION FROM: Tomas Madaras | 8 years ago BY: Kyle Martin
External Programs and Systems , Operating System and Network Access , ...
3
REPLIES
10.6K
VIEWS

Random rounding in classifier function

CONTRIBUTED BY: Douglas Kubler | 11 years ago BY: Etienne Bernard
Mathematica , Mathematics , Wolfram Language
4
REPLIES
10.6K
VIEWS

How can I optimize my code for Daniel Velleman plots?

QUESTION FROM: Simon Cowell | 12 years ago BY: Simon Cowell
Graphics and Visualization , Mathematica , Mathematics , ...
5
REPLIES
10.6K
VIEWS

VSCode: failed connection to Wolfram Language Server

QUESTION FROM: Ziggy Stardust | 3 years ago BY: Peter Graf
External Programs and Systems , Mathematica , Wolfram Language
6
REPLIES
10.6K
VIEWS

Analyzing the spread of SARS-CoV-2 variants in California

CONTRIBUTED BY: Daniel Lichtblau | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Biological Sciences , Data Science , ...
2
REPLIES
10.6K
VIEWS

What is the syntax error in this expression?

QUESTION FROM: Rose Yntema | 10 years ago BY: Rose Yntema
Mathematica
9
REPLIES
10.6K
VIEWS

What is the "Arduino required sketch"?

QUESTION FROM: ken Kashmarek | 9 years ago BY: Ian Johnson
Connected Devices , External Programs and Systems , ...
1
REPLIES
10.6K
VIEWS

GrammarApply -> GrammarToken -> Location = $failed (NLP City Extraction)

QUESTION FROM: David Johnston | 10 years ago BY: David Johnston
Data Science , Image Processing , Mathematica , ...
3
REPLIES
10.6K
VIEWS

Simulating Finite Automata (and making it look nice)

CONTRIBUTED BY: Katja Della Libera | 6 years ago BY: EDITORIAL BOARD
Staff Picks , Computer Science , Graphs and Networks , Mathematics , ...
1
REPLIES
10.6K
VIEWS

Geostatistics - Wolfram library document does not work/no alternatives?

QUESTION FROM: Malcolm Davidson | 9 years ago BY: Sam Carrettie
Computable Document Format , Earth Science , ...
2
REPLIES
10.6K
VIEWS

Nyquist plot $(exp(sT) s)/(K + ks)$

QUESTION FROM: Dia Ghosh | 10 years ago BY: Dia Ghosh
Control Systems , Wolfram Language
2
REPLIES
10.6K
VIEWS

SEI2HR-Econ model with quarantine and supplies scenarios

CONTRIBUTED BY: Anton Antonov | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Biological Sciences , Mathematica , Mathematics , ...
2
REPLIES
10.6K
VIEWS

[GIF] Making Tracks (Deformations of a spherical curve)

CONTRIBUTED BY: Clayton Shonkwiler | 9 years ago BY: EDITORIAL BOARD
Staff Picks , Geometry , Graphics and Visualization , Mathematics , ...
1
REPLIES
10.6K
VIEWS

Why doesn't MoleculePlot show AgNO3 ?

QUESTION FROM: Anonymous User | 7 years ago BY: Anonymous User
Chemistry , Curated Data , Mathematica , Wolfram Language
4
REPLIES
10.6K
VIEWS

User provided Implicit Runge Kutta coefficients for NDSolve

QUESTION FROM: Ioannis Famelis | 12 years ago BY: Shenghui Yang
Computational Systems , Mathematica , Mathematics
1
REPLIES
10.6K
VIEWS

Avoid problem while using ViewPoint in a Manipulate?

QUESTION FROM: Simon Dee | 8 years ago BY: Hans Milton
Dynamic Interactivity , Graphics and Visualization , Mathematica , ...
3
REPLIES
10.6K
VIEWS
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