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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

When finding the volume of rotation, along x axis doesn't give an answer

QUESTION FROM: Muhibur Rahim | 10 years ago BY: Udo Krause
Calculus , Mathematica , Wolfram|Alpha
1
REPLIES
10.9K
VIEWS

Filtering Entity lists?

QUESTION FROM: Mark Greenberg | 4 years ago BY: Arben Kalziqi
Curated Data , Wolfram Language
3
REPLIES
10.9K
VIEWS

How to get WolframLibrary.h

QUESTION FROM: Thomas Dobroth | 9 years ago BY: Thomas Dobroth
Compilation , Mathematica , Operating System and Network Access , ...
2
REPLIES
10.9K
VIEWS

How to compute the triangles of a graph via pattern matching?

QUESTION FROM: Jaime Rangel-Mondragon | 10 years ago BY: Dana DeLouis
Computer-Based Maths , Computer Science , Discrete Mathematics , ...
2
REPLIES
10.9K
VIEWS

Adding weights in linear regression data

QUESTION FROM: Iuval Clejan | 4 years ago BY: Jim Baldwin
Modeling , Statistics and Probability , Wolfram Language
17
REPLIES
10.9K
VIEWS

GIF and animated GIF as outputs of CloudDeployed FormFunction

CONTRIBUTED BY: Jose Gomez | 8 years ago BY: Sean Clarke
Dynamic Interactivity , Import and Export , User Interface , ...
1
REPLIES
10.9K
VIEWS

[WSC21] Using genetic algorithms and cellular automata to model Xenobots

CONTRIBUTED BY: Khushi Gupta | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Biological Sciences , Graphics and Visualization , ...
2
REPLIES
10.9K
VIEWS

Are there APIs for calling Wolfram Language functions from Scala?

QUESTION FROM: Shyam Sarkar | 9 years ago BY: Bruce Miller
Data Science , External Programs and Systems , ...
1
REPLIES
10.9K
VIEWS

Trying to implement LIME XAI in Wolfram Language

CONTRIBUTED BY: Seth Chandler | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Artificial Intelligence , Authoring and Publishing , ...
1
REPLIES
10.9K
VIEWS

Sample connection to the NEST Thermostats

CONTRIBUTED BY: Luc Barthelet | 12 years ago BY: Luc Barthelet
Data Science , Engineering , Mathematica
1
REPLIES
10.9K
VIEWS

Generate a list with any number

QUESTION FROM: Camilo Pacheco | 10 years ago BY: Udo Krause
Calculus , Computational Systems , Optimization , Wolfram Language
4
REPLIES
10.9K
VIEWS

Brachistochrone problem: shortest time to slide on a curve

CONTRIBUTED BY: Yao . | 2 years ago BY: Yao .
Staff Picks , Calculus , Challenges , Dynamic Interactivity , ...
6
REPLIES
10.9K
VIEWS

Limits of functions square root

QUESTION FROM: Vitalij Malyshkin | 10 years ago BY: Vitalij Malyshkin
Calculus , Mathematics , Wolfram|Alpha
2
REPLIES
10.9K
VIEWS

Is this the best programming style for prototyping a ray tracer

CONTRIBUTED BY: jr p | 10 years ago
Demonstrations , Graphics and Visualization , Image Processing , ...
0
REPLIES
10.9K
VIEWS

Apply all the rules at the same time? How is it possible?

CONTRIBUTED BY: Ruggero Valli | 4 years ago BY: José Manuel Rodríguez Caballero
Graphs and Networks , Physics , Wolfram Fundamental Physics Project , ...
8
REPLIES
10.9K
VIEWS

Use TextRecognize for pdf images?

QUESTION FROM: Francisco Gutierrez | 6 years ago BY: Francisco Gutierrez
Image Processing , Import and Export , Wolfram Language
9
REPLIES
10.9K
VIEWS

Avoid tooltip label display wrong data?

QUESTION FROM: Jos Klaps | 8 years ago BY: Jos Klaps
Graphics and Visualization , Mathematica , ...
3
REPLIES
10.9K
VIEWS

[WSC17] Exploring Halting Times in Turing Machines

QUESTION FROM: Katarzyna Krzyzanska | 8 years ago
Computational Systems , Graphics and Visualization , ...
0
REPLIES
10.9K
VIEWS

Use Wolfram Finance for regions other than US?

QUESTION FROM: Yu Qing Lim | 7 years ago BY: Yu Qing Lim
Curated Data , Finance , Finance Platform , Wolfram Language
2
REPLIES
10.9K
VIEWS

Run Multiple Instances of Mathematica in Batch Mode?

QUESTION FROM: Jonathan Kinlay | 7 years ago BY: Kyle Martin
High-Performance Computing , Mathematica , ...
1
REPLIES
10.9K
VIEWS

Calculate a P-Square using the Chi-Square Test?

QUESTION FROM: Christine Arce | 8 years ago BY: Jos Klaps
Mathematics , Statistics and Probability , Wolfram Language
7
REPLIES
10.9K
VIEWS

Avoid lag between keystrokes and results on v11 notebooks? (win 10 64bit)

QUESTION FROM: Jackreece Ejini | 9 years ago BY: Benjamin Goodman
Mathematica , Optimization , Operating System and Network Access , ...
1
REPLIES
10.9K
VIEWS

Images in Datadrop/Databin not working?

QUESTION FROM: Jonathan Philpott | 8 years ago BY: Sean Clarke
Data Drop , Wolfram Cloud
4
REPLIES
10.9K
VIEWS

Calculate double integrals in Polar Coordinates?

QUESTION FROM: Mitchell Sandlin | 9 years ago BY: Sander Huisman
Calculus , Mathematics , Symbolic Computations , Wolfram Language
1
REPLIES
10.9K
VIEWS

Enable interactivity of a 3D graph using CDF player

QUESTION FROM: adel bishara | 10 years ago BY: Matthew Fairtlough
Computable Document Format , Dynamic Interactivity , ...
1
REPLIES
10.9K
VIEWS

NonlinearModelFit: how to improve accuracy, enforce constraints?

QUESTION FROM: Roland Käser | 3 years ago BY: Jim Baldwin
Data Science , Import and Export , Modeling , Wolfram Language
5
REPLIES
10.9K
VIEWS

Test the significance of the result from NonlinearModelFit?

QUESTION FROM: Marc Widdowson | 6 years ago BY: Jim Baldwin
Data Science , Mathematics , Modeling , Statistics and Probability , ...
5
REPLIES
10.9K
VIEWS

[?] Understand how to set global Assumptions?

QUESTION FROM: Michael Fischer | 6 years ago BY: Michael Fischer
Mathematics , Symbolic Computations , Wolfram Language
4
REPLIES
10.9K
VIEWS

Difference between the "FindMinimum" and "Minimization" ?

QUESTION FROM: Amir Khan | 8 years ago BY: Neil Singer
Optimization , Mathematics , Wolfram Language
3
REPLIES
10.9K
VIEWS

Plotting DSolve outputs?

QUESTION FROM: Tim Kirkpatrick | 10 years ago BY: Tim Kirkpatrick
Calculus , Equation Solving , Mathematica , Wolfram Language
4
REPLIES
10.9K
VIEWS

wolfram does not understand my word problem

QUESTION FROM: marija surev | 10 years ago BY: David Keith
Mathematics , Wolfram|Alpha
1
REPLIES
10.9K
VIEWS

Maximize option for LinearProgramming function?

QUESTION FROM: Betty Love | 12 years ago BY: Ilian Gachevski
Operations Research
3
REPLIES
10.9K
VIEWS

Finding the diversity order of Gamma function

QUESTION FROM: John G | 12 years ago BY: John G
Mathematics , Wolfram Language
5
REPLIES
10.9K
VIEWS

Predict the Electoral College: The Paths to Victory

CONTRIBUTED BY: Seth Chandler | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Computational Humanities , Discrete Mathematics , ...
1
REPLIES
10.9K
VIEWS

How can I train a logo detector?

QUESTION FROM: Mike Reynolds | 10 years ago BY: Mike Reynolds
Graphics and Visualization , Image Processing , Mathematica , ...
12
REPLIES
10.9K
VIEWS

Trying To Obtain Fourier Cosine Coeficients of A Set of data

QUESTION FROM: Kale Oyedeji | 11 years ago BY: David Reiss
Computer Science , Mathematics , Mechanical Engineering , Physics , ...
1
REPLIES
10.9K
VIEWS

Plotting points from a 3d table

QUESTION FROM: S Mazzu | 4 years ago BY: Clara Woodie
Graphics and Visualization , Mathematica , Wolfram Language
6
REPLIES
10.9K
VIEWS

[?] Define the output of a function as a new function?

QUESTION FROM: Epsilon Tau | 8 years ago BY: Epsilon Tau
Wolfram Language
5
REPLIES
10.9K
VIEWS

How multidimensional Interpolation works in mathematica

QUESTION FROM: Soheil Bazazzadeh | 11 years ago
Aerospace Engineering , Civil Engineering , Computer Science , ...
0
REPLIES
10.9K
VIEWS

[WSS18] Visualization of Sets

CONTRIBUTED BY: Sumner Magruder | 7 years ago BY: EDITORIAL BOARD
Staff Picks , Biological Sciences , Computer Science , Data Science , ...
1
REPLIES
10.9K
VIEWS

Huffington Post: NKS & Cellular Automata inspire art

CONTRIBUTED BY: Vitaliy Kaurov | 9 years ago BY: Richard Gaylord
Events & Media , Visual Arts , Wolfram Science
1
REPLIES
10.9K
VIEWS

NSolve and Domains / Assumptions

QUESTION FROM: Gernot H | 11 years ago BY: Gernot H
Mathematica , Mathematics
4
REPLIES
10.9K
VIEWS

Localization of variables in For loop

QUESTION FROM: Daniel Huber | 7 years ago BY: Frank Kampas
Mathematica , Wolfram Language
5
REPLIES
10.9K
VIEWS

Import the current date and time into a CDF?

QUESTION FROM: Gregory Lypny | 6 years ago BY: Gregory Lypny
Computable Document Format , Curated Data , Data Science , ...
8
REPLIES
10.9K
VIEWS

Taking the Best Fit of a Picture of the intensity of a beam?

QUESTION FROM: Keith Osborne | 11 years ago BY: Keith Osborne
Graphics and Visualization , Mathematica , Mathematics , ...
1
REPLIES
10.9K
VIEWS

[WSRP23] Optimizing racing lines

CONTRIBUTED BY: Isaiah Yang | 0 months ago BY: Jayden Foo
Staff Picks , Dynamic Interactivity , Geometry , ...
6
REPLIES
10.9K
VIEWS

Set PlotStyle to distinguish 6 lines without using colors? Dotted, Dashed..

QUESTION FROM: Aymen Amer | 6 years ago BY: Fred Klingener
Graphics and Visualization , Wolfram Language
13
REPLIES
10.9K
VIEWS

How to construct graphs programmatically

QUESTION FROM: Erik Itter | 10 years ago BY: Erik Itter
Graphs and Networks , Mathematica
3
REPLIES
10.9K
VIEWS

reasonable function definition gives empty plot

QUESTION FROM: nirupama radhakrishnan | 11 years ago BY: Nasser M. Abbasi
Chemical Engineering , Graphics and Visualization , Mathematica , ...
1
REPLIES
10.9K
VIEWS

Resources on Wolfram Language for college calculus course?

QUESTION FROM: Thomas Pratley | 7 years ago BY: Thomas Pratley
Calculus , Education , Mathematics , Wolfram Language
4
REPLIES
10.9K
VIEWS

LeastSquares inconsistencies: Array and SparseArray objects of Complex Nums

QUESTION FROM: Todor Latev | 11 years ago BY: Todor Latev
Mathematica , Mathematics , Numerical Computation , ...
2
REPLIES
10.9K
VIEWS

how i can see the results

QUESTION FROM: fereshte heydari | 10 years ago BY: fereshte heydari
Aerospace Engineering , Mathematics , Mechanical Engineering , ...
2
REPLIES
10.9K
VIEWS

Working with multiple functions in LibraryLink

CONTRIBUTED BY: Arnoud Buzing | 9 years ago BY: Shutao Tang
External Programs and Systems
1
REPLIES
10.9K
VIEWS

MathEd: Pronunciation of the integers: notebook & package

CONTRIBUTED BY: Thomas Colignatus | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Computational Humanities , Education , ...
1
REPLIES
10.9K
VIEWS

Import and Export .wlnet files on Raspberry Pi ?

QUESTION FROM: Artemii Chekushin | 8 years ago BY: Artemii Chekushin
Connected Devices , Import and Export , Raspberry Pi , ...
5
REPLIES
10.9K
VIEWS

Mathematica 11 can't open (Ubuntu)

QUESTION FROM: Samuel Machado | 6 years ago BY: Ilian Gachevski
Mathematica
1
REPLIES
10.9K
VIEWS

OpenCL broken after upgrading to Mathematica 9.0.1

QUESTION FROM: Alan Woodward | 12 years ago BY: Alan Woodward
High-Performance Computing , Mathematica , Product Set Up
2
REPLIES
10.9K
VIEWS

Running .nb file with Windows task scheduler

QUESTION FROM: Brian Parme | 3 years ago BY: Christopher Arthur
External Programs and Systems , Mathematica , ...
9
REPLIES
10.9K
VIEWS

Mathematica 10 "Formating notebook contents" every time a window is opened.

QUESTION FROM: Lombardo Paredes | 10 years ago BY: Dan M
Mathematica
1
REPLIES
10.9K
VIEWS

Where should I install Mathematica (part of a webMathematica installation)?

QUESTION FROM: Manuel Metzler | 10 years ago BY: Sean Clarke
Mathematica , Product Set Up , webMathematica
1
REPLIES
10.9K
VIEWS

Add a constant to some list elements?

QUESTION FROM: David Kirkby | 9 years ago BY: David Kirkby
Engineering , Mathematics , Wolfram Language
3
REPLIES
10.9K
VIEWS

Is Mathematica 10.2 intended to work under Windows 10?

QUESTION FROM: Ulrich Mutze | 10 years ago BY: Hans Milton
Mathematics
2
REPLIES
10.9K
VIEWS

Is Mathematica 40 times slower than Fortran with matrixes?

QUESTION FROM: xslittlegrass * | 12 years ago BY: Robert Prince-Wright
Mathematica
9
REPLIES
10.9K
VIEWS

Maps for Visualizing Covid-19's Effect (Updated with comparisons)

CONTRIBUTED BY: Eric Mockensturm | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Biological Sciences , Data Science , Events & Media , ...
2
REPLIES
10.9K
VIEWS

[NB] Short-time trends for COVID-19

QUESTION FROM: Fabian Wenger | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Biological Sciences , Data Science , Events & Media , ...
2
REPLIES
10.9K
VIEWS

Clear MMA memory activity and restart/re-evaluate a notebook?

QUESTION FROM: Kent Erickson | 7 years ago BY: Jos Klaps
Mathematica , Presentation and Notebooks , Wolfram Language
2
REPLIES
10.9K
VIEWS

Using an InterpolatingFunction in another function?

QUESTION FROM: Nick Perry | 10 years ago BY: Alexey Popkov
Aerospace Engineering , Engineering , Mathematics
1
REPLIES
10.9K
VIEWS

2D Unconfined Compression with FEM

QUESTION FROM: Dave Wanders | 11 years ago BY: Dave Wanders
Calculus , Graphics and Visualization , Mechanical Engineering , ...
4
REPLIES
10.9K
VIEWS

Rotating a 3D graphic in GiF?

QUESTION FROM: pki sig | 4 years ago BY: Anton Antonov
Graphics and Visualization , Import and Export , Wolfram Language
13
REPLIES
10.9K
VIEWS

A ServiceConnection for Wolfram Community

QUESTION FROM: b3m2a1 ​  | 7 years ago BY: EDITORIAL BOARD
Staff Picks , External Programs and Systems , ...
1
REPLIES
10.9K
VIEWS

Pixel sorting according to different methods

CONTRIBUTED BY: Erik Mahieu | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Dynamic Interactivity , Graphics and Visualization , ...
1
REPLIES
10.9K
VIEWS

Error in plot of equation solution?

QUESTION FROM: Nam Nam | 4 years ago BY: Nam Nam
Equation Solving , Graphics and Visualization , Wolfram Language
39
REPLIES
10.9K
VIEWS

Torn Equations and solving Nonlinear problems within SystemModeler

QUESTION FROM: Mor Bo | 4 years ago BY: Mor Bo
Control Systems , Engineering , Mechanical Engineering , SystemModeler
5
REPLIES
10.9K
VIEWS

Solve equation with unknown numeric operators?

QUESTION FROM: Guy Baconniere | 6 years ago BY: Ta'a Nwa Dombou
Equation Solving , External Programs and Systems , Mathematics , ...
3
REPLIES
10.9K
VIEWS

Excenters and Orthic Triangle

CONTRIBUTED BY: Shenghui Yang | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Computer-Based Maths , Education , Geometry , ...
1
REPLIES
10.9K
VIEWS

Searching for language structure universals

CONTRIBUTED BY: Luis Antonio Vasquez Reina | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Computational Humanities , Computational Linguistics , ...
3
REPLIES
10.9K
VIEWS

How to pass data to Python in Mathematica?

QUESTION FROM: Tsai Ming-Chou | 4 years ago BY: Tsai Ming-Chou
Data Science , External Programs and Systems , Mathematica , ...
5
REPLIES
10.9K
VIEWS

NonlinearModelFit nrlnum error (not a list of Real numbers)

QUESTION FROM: Esra Acmaz | 12 years ago BY: Bruce Miller
Mathematica , Mathematics
1
REPLIES
10.9K
VIEWS

Plotting Hermite-Gaussian polynomial for Gaussian beams

QUESTION FROM: seongwoo oh | 12 years ago BY: Vitaliy Kaurov
Image Processing , Mathematica , Physics
1
REPLIES
10.9K
VIEWS

No tools for Convex Optimization in Mathematica??

QUESTION FROM: Raffaele Santagati | 11 years ago BY: Frank Kampas
Mathematica , Optimization , Numerical Computation , Wolfram Language
4
REPLIES
10.9K
VIEWS

Passing Login Information in URL

QUESTION FROM: John Stewart | 10 years ago BY: John Stewart
Wolfram Cloud , Wolfram Development Platform
1
REPLIES
10.8K
VIEWS

Get[] function file paths for .nb in the cloud?

QUESTION FROM: Mark Greenberg | 9 years ago BY: Mark Greenberg
Wolfram Cloud , Wolfram Development Platform , Wolfram Language
2
REPLIES
10.8K
VIEWS

How to connect to ExampleData data Sources?

QUESTION FROM: Caitlin Ramsey | 10 years ago BY: Jesse Friedman
External Programs and Systems , Interface Construction , ...
1
REPLIES
10.8K
VIEWS

Import displays Dicom Image differently in Mathematica 9 and 10

QUESTION FROM: John Reno | 9 years ago BY: Marcin Balcerzyk
Graphics and Visualization , Mathematica
6
REPLIES
10.8K
VIEWS

[WSG24] Daily Study Group: Introduction to electric circuits

CONTRIBUTED BY: Ankit Naik | 1 year ago BY: Phil Earnhardt
Wolfram U
29
REPLIES
10.8K
VIEWS

Who Else thinks this kind of Visualization of CAs is cool!

CONTRIBUTED BY: Jackreece Ejini | 8 years ago BY: Udo Krause
Computational Systems , Graphics and Visualization , ...
1
REPLIES
10.8K
VIEWS

Problem with cyrillic in ExportForm function

QUESTION FROM: Oleg F. | 9 years ago BY: Truly Unique
Import and Export , Wolfram Cloud , Wolfram Development Platform , ...
9
REPLIES
10.8K
VIEWS

Labeling Two PLot Axis

QUESTION FROM: Syed Muhammad Hilmi Syed Anera | 9 years ago BY: Jos Klaps
Graphics and Visualization , Graphs and Networks , Mathematica
5
REPLIES
10.8K
VIEWS

Random numbers and periodicity

QUESTION FROM: Mirek M | 10 years ago BY: Mirek M
Mathematica , Mathematics , Statistics and Probability
2
REPLIES
10.8K
VIEWS

Random Fonts & Similarities in Deformed Shapes

CONTRIBUTED BY: Vitaliy Kaurov | 6 years ago
Staff Picks , Computational Humanities , Computational Linguistics , ...
0
REPLIES
10.8K
VIEWS

How would I solve this using Mathematica?

QUESTION FROM: John Smith 3 | 12 years ago BY: Hunter Thompson
Economics , Mathematica , Mathematics
4
REPLIES
10.8K
VIEWS

[GIF] School’s Out (Stereographic projection of random sphere paths)

CONTRIBUTED BY: Clayton Shonkwiler | 6 years ago BY: EDITORIAL BOARD
Staff Picks , Dynamic Interactivity , Geometry , ...
1
REPLIES
10.8K
VIEWS

ImageCompose incorrectly implements standard Duff-Porter's OVER operator

CONTRIBUTED BY: Alexey Popkov | 7 years ago BY: Giulio Alessandrini
Image Processing , Mathematica , Tuning and Debugging , ...
1
REPLIES
10.8K
VIEWS

Avoid high processor usage while running TreeForm/@NestList[#^#&,x,4] ?

QUESTION FROM: Jackreece Ejini | 9 years ago BY: Valeriu Ungureanu
Mathematica , Optimization , Operating System and Network Access , ...
13
REPLIES
10.8K
VIEWS

How to solve General Stop?

QUESTION FROM: Ain Ariff | 12 years ago BY: Ain Ariff
Mathematica , Mathematics , Numerical Computation
2
REPLIES
10.8K
VIEWS

Use CountChange defined in "Wellin - Essential of Programming" Page 117?

QUESTION FROM: Samuel Kohn | 7 years ago BY: Girish Arabale
Education , Wolfram Language
2
REPLIES
10.8K
VIEWS

[GIF] Follow Through (Morphing 11-pointed star)

CONTRIBUTED BY: Clayton Shonkwiler | 7 years ago BY: EDITORIAL BOARD
Staff Picks , Dynamic Interactivity , Geometry , ...
1
REPLIES
10.8K
VIEWS

Passing a record as an argument and using it in a simulation

QUESTION FROM: Marshall Feldman | 10 years ago BY: Michael Helmle
Computer Science , Mathematica , Modeling , Physics , ...
1
REPLIES
10.8K
VIEWS

Embedded CDF

QUESTION FROM: Stephen Saperstone | 12 years ago BY: Luca M
Computable Document Format
2
REPLIES
10.8K
VIEWS

Issue with CUDA Functionality in Mathematica 12.1

QUESTION FROM: Jonathan Kinlay | 5 years ago BY: l van Veen
External Programs and Systems , Finance , ...
5
REPLIES
10.8K
VIEWS
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