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Staff Picks

Music synthesizer: preset system and synth's inverse

CONTRIBUTED BY: Carlo Réan | 2 hours ago BY: EDITORIAL BOARD
2
REPLIES
87
VIEWS

Book & Course: Analysis with Mathematica

CONTRIBUTED BY: Galina Filipuk | 4 hours ago BY: Galina Filipuk
4
REPLIES
11.7K
VIEWS

The traveling salesman problem: How to find the fastest route through a theme park

CONTRIBUTED BY: Constance Carlot | 5 hours ago BY: EDITORIAL BOARD
1
REPLIES
148
VIEWS
All Discussions

derivative of (x/Sqrt[x^2])

QUESTION FROM: osvaldo negrini | 11 years ago BY: Marco Thiel
Calculus , Wolfram Language
6
REPLIES
6.8K
VIEWS

Wolfram Cloud / UDS - what / how / when

QUESTION FROM: William Stewart | 11 years ago BY: David Reiss
Wolfram Cloud
6
REPLIES
15.5K
VIEWS

Why is the Output is the same as my Input !!

QUESTION FROM: Itay Guy | 11 years ago BY: Congruent Light
Mathematica , Wolfram Language
6
REPLIES
25.3K
VIEWS

Has Anyone Figured Out How to do Constraint Programming in Mathematica?

QUESTION FROM: Frank Kampas | 11 years ago BY: Frank Kampas
Mathematica , Operations Research , Wolfram Language
6
REPLIES
9.1K
VIEWS

Taking a limit inside a function and graphing it

QUESTION FROM: steven heydendahl | 11 years ago BY: steven heydendahl
Calculus , Mathematica , Wolfram Language
6
REPLIES
2.5K
VIEWS

Cannot convert expression to function

QUESTION FROM: Dang Thanh | 11 years ago BY: Dang Thanh
Mathematica , Tuning and Debugging , Wolfram Language
6
REPLIES
5.6K
VIEWS

Can others run the below code in Mathematica? Shift-Enter does nothing.

QUESTION FROM: Burris Plac | 11 years ago BY: Burris Plac
Graphics and Visualization , Mathematica
6
REPLIES
8.3K
VIEWS

Can I prevent numbers from being pulled out of a product inside Sqrt?

QUESTION FROM: William Simpson | 11 years ago BY: William Simpson
Mathematica , Wolfram Language
6
REPLIES
4.9K
VIEWS

How to program a complicated equation with Meijer-G function?

QUESTION FROM: John G | 11 years ago BY: John G
Mathematica , Wolfram Language
6
REPLIES
10.3K
VIEWS

Recreating functions after passing through Fourier Transform & IFT

QUESTION FROM: Eric Kjolsing | 11 years ago BY: Stefan Janecek
Mathematica , Numerical Computation
6
REPLIES
9.1K
VIEWS

How to Plot a parametric function

QUESTION FROM: Luther Nayhm | 11 years ago BY: Anton Antonov
Graphics and Visualization , Mathematica
6
REPLIES
6K
VIEWS

Virtual Conference for STEM Educators Jan 2014!

CONTRIBUTED BY: Adriana O'Brien | 11 years ago BY: Adriana O'Brien
Computer-Based Maths , Education , Mathematica , Wolfram|Alpha , ...
6
REPLIES
25.3K
VIEWS

Mathematica for Natural Language Processing?

QUESTION FROM: Luis Mendes | 11 years ago BY: Asim Ansari
Data Science , Mathematica , Wolfram|Alpha
6
REPLIES
24.2K
VIEWS

Parts quantities on BOM explosion

QUESTION FROM: Edson Ferreira | 11 years ago BY: Bill Simpson
Engineering , Mathematica
6
REPLIES
22.4K
VIEWS

How do I use NDSolve within a Do loop?

QUESTION FROM: Henry Banks | 11 years ago BY: Michael Rogers
Equation Solving , Mathematica , Mathematics , ...
6
REPLIES
15.5K
VIEWS

Piecewise, Evaluate, and NDSolve

QUESTION FROM: Sasha Kasha | 11 years ago BY: Sasha Kasha
Equation Solving , Mathematica , Mathematics
6
REPLIES
8.8K
VIEWS

Numerical integration

QUESTION FROM: salangnew | 11 years ago BY: salangnew
Mathematica , Mathematics , Numerical Computation
6
REPLIES
12K
VIEWS

How to plot the graph?

QUESTION FROM: Sabarinathan Vadivelu | 11 years ago BY: Paul T
Engineering
6
REPLIES
16.6K
VIEWS

Exporting and convertion to prefix

QUESTION FROM: Usman Rauf | 11 years ago BY: Usman Rauf
Computer Science , Import and Export , Mathematica
6
REPLIES
19.3K
VIEWS

How can I make the graphics change dynamically?

QUESTION FROM: Stephen Eichblatt | 11 years ago BY: Stephen Eichblatt
Dynamic Interactivity , Graphics and Visualization
6
REPLIES
8.9K
VIEWS

Symbolic 3D FourierTransform

QUESTION FROM: Pietro Zaccagnini | 11 years ago BY: Pietro Zaccagnini
Mathematica , Mathematics , Wavelets and Fourier Series , ...
6
REPLIES
11.1K
VIEWS

Combining lists of 2D points

QUESTION FROM: T Saab | 11 years ago BY: Christopher French
Mathematica , Wolfram Language
6
REPLIES
8.2K
VIEWS

DSolve for y'[x] == (x^2 + xy[x] + 4 y[x]^2)/x^2

QUESTION FROM: D G | 11 years ago BY: Bill Simpson
Equation Solving , Mathematica , Mathematics , Wolfram Language
6
REPLIES
6.8K
VIEWS

Add lines to 3D Plot

QUESTION FROM: Niels Skovgaard Olsen | 12 years ago BY: Sam Carrettie
Graphics and Visualization , Mathematica , Mathematics , ...
6
REPLIES
14K
VIEWS

How to evaluate the whole notebook ?

QUESTION FROM: Balachander Narasimhan | 12 years ago BY: Balachander Narasimhan
Mathematica , Presentation and Notebooks
6
REPLIES
13.6K
VIEWS

Create a 3d axis-plane

QUESTION FROM: vasilis nikolopoulos | 12 years ago BY: Nasser M. Abbasi
Graphics and Visualization , Mathematica , Mathematics
6
REPLIES
9.4K
VIEWS

Why don't I have the option to create a new .cdf file?

QUESTION FROM: Lucas Morales | 12 years ago BY: Jort Maas
Computable Document Format , Demonstrations , Mathematica , ...
6
REPLIES
17.1K
VIEWS

Complex behavior and patterns in tracking of street pedestrian movement

QUESTION FROM: Mohamed Zaghloul | 12 years ago BY: Mohamed Zaghloul
Image Processing , Import and Export , Mathematica , ...
6
REPLIES
15.4K
VIEWS

Help me -- meprec problem

QUESTION FROM: Ain Ariff | 12 years ago BY: Daniel Lichtblau
Mathematica , Mathematics , Numerical Computation
6
REPLIES
12.7K
VIEWS

Integration after importing data, how to set the variables

QUESTION FROM: Chenyen Lee | 12 years ago BY: Paul Cleary
Mathematica , Numerical Computation
6
REPLIES
12.1K
VIEWS

Possible bug or I am blind about something??

QUESTION FROM: Raymond Low | 12 years ago BY: Nasser M. Abbasi
Graphics and Visualization , Mathematica , Mathematics
6
REPLIES
8.5K
VIEWS

Reduce, FindInstance and ReplaceAll give wrong answers on Vandermonde's id.

QUESTION FROM: Mario Weitzer | 12 years ago BY: Mario Weitzer
Mathematica
6
REPLIES
5.9K
VIEWS

Plotting points from Root inside For-loop

QUESTION FROM: abhishek sharma | 12 years ago BY: abhishek sharma
Equation Solving , Graphics and Visualization , Mathematica , ...
6
REPLIES
7.5K
VIEWS

Halving half a disk

QUESTION FROM: Howard Wilk | 12 years ago BY: Howard Wilk
Geometry , Mathematica , Mathematics , Wolfram Language
6
REPLIES
6.2K
VIEWS

How to export an animation for a numerically solved system

QUESTION FROM: Lucas Morales | 12 years ago BY: Sam Carrettie
Dynamic Interactivity , Graphics and Visualization , ...
6
REPLIES
9.4K
VIEWS

Wrapping a list density plot on a sphere

QUESTION FROM: lei baida | 12 years ago BY: lei baida
Graphics and Visualization , Mathematica
6
REPLIES
13.3K
VIEWS

Modeling Financial Returns with Stable 2:3 Order Statistic Distribution

CONTRIBUTED BY: Robert Rimmer | 12 years ago BY: Robert Rimmer
Finance , Mathematica , Statistics and Probability
6
REPLIES
18.5K
VIEWS

Blending color gradients to expand color schemes available for plotting

QUESTION FROM: Vitaliy Kaurov | 12 years ago BY: Vitaliy Kaurov
Graphics and Visualization , Mathematica , Visual Arts
6
REPLIES
24K
VIEWS

The Sierpinski Triangle page to end most Sierpinski Triangle pages

CONTRIBUTED BY: Vitaliy Kaurov | 12 years ago BY: Antonio Marquez-Raygoza
Mathematica , Mathematics
6
REPLIES
27.2K
VIEWS

NdSolve::ndnum error and Polar Coordinates plot

QUESTION FROM: Danila Zharenkov | 12 years ago BY: Danila Zharenkov
Calculus , Equation Solving , Mathematica , Mathematics
6
REPLIES
6.1K
VIEWS

Integral upper limit a function

QUESTION FROM: Luther Nayhm | 12 years ago BY: Luther Nayhm
Calculus , Mathematica , Physics
6
REPLIES
12.4K
VIEWS

fitting different data sets with different models with NonlinearModelFit

QUESTION FROM: Sergi Gonzalez-Solis | 12 years ago BY: Sergi Gonzalez-Solis
Mathematica
6
REPLIES
12.9K
VIEWS

How to import an image sequence

QUESTION FROM: Soroush HP | 12 years ago BY: Soroush HP
Image Processing
6
REPLIES
4.2K
VIEWS

How to dynamically update some variables and some not, wrt RandomInteger?

QUESTION FROM: Andreas Leiser | 12 years ago BY: Andreas Leiser
Dynamic Interactivity
6
REPLIES
9.1K
VIEWS

How to Integrate logx

QUESTION FROM: Luther Nayhm | 12 years ago BY: Ilian Gachevski
Mathematics , Wolfram Language
6
REPLIES
7.9K
VIEWS

Solving for Variable in Mathematica

QUESTION FROM: Tash Woods | 12 years ago BY: Paul Cleary
Mathematica , Mathematics
6
REPLIES
12.2K
VIEWS

Debugging issue in a function

QUESTION FROM: Rajib Alam | 12 years ago BY: Youngjoo Chung
Computer Science , Dynamic Interactivity , Engineering , ...
6
REPLIES
7.9K
VIEWS

Simulation of load position carried by simple hoisting mechanism

QUESTION FROM: Julian Lovlie | 12 years ago BY: Julian Lovlie
Mechanical Engineering
6
REPLIES
13.7K
VIEWS

Enter acts like Shift+Enter in Mathematica 6 on Windows XP with NumLock on

QUESTION FROM: Abraham K | 12 years ago BY: Abraham K
Mathematica , Optimization , Product Set Up , Tuning and Debugging , ...
6
REPLIES
14.6K
VIEWS

How to learn Mathematica?

QUESTION FROM: nishanth veemarasan | 12 years ago BY: Udo Krause
Education , Mathematica , Wolfram Language
6
REPLIES
32.2K
VIEWS

How to remove dark ring from microscopic image

QUESTION FROM: Ed Komp | 12 years ago BY: Shadi Ashnai
Image Processing , Mathematica
6
REPLIES
9.2K
VIEWS

First n primes

QUESTION FROM: Patrick Stevens | 12 years ago BY: Paul Cleary
Optimization
6
REPLIES
9.8K
VIEWS

Rotatable 3D Spikey

QUESTION FROM: Irfan Mir | 12 years ago BY: Irfan Mir
Dynamic Interactivity , Graphics and Visualization , Recreation , ...
6
REPLIES
13.7K
VIEWS

Best colour scheme in order to optimize printing in grey scale?

QUESTION FROM: Jorge Mx | 12 years ago BY: Amy Wolff
Graphics and Visualization , Image Processing , Wolfram Language
6
REPLIES
19K
VIEWS

How do I extract the variables from a polynomial?

QUESTION FROM: feng wei | 12 years ago BY: feng wei
Mathematics
6
REPLIES
7.1K
VIEWS

A Question about "Optional value in pattern test"

QUESTION FROM: Shenghui Yang | 12 years ago BY: Shenghui Yang
Mathematica
6
REPLIES
8.5K
VIEWS

Counterintuitive result for FullSimplify of expressions with Re

QUESTION FROM: Andy Ross | 12 years ago BY: Sjoerd de Vries
Algebra , Calculus , Mathematica , Wolfram Language
6
REPLIES
8K
VIEWS

Numerical solution for non linear Klein Gordon equation in 3+1 dimensions

QUESTION FROM: Arnab Kar | 12 years ago BY: Arnab Kar
Mathematica , Mathematics , Numerical Computation , Physics , ...
6
REPLIES
11.9K
VIEWS

How does one use LinearModelFit with multiple y variables?

QUESTION FROM: Philip Maymin | 12 years ago BY: Philip Maymin
Mathematica , Statistics and Probability
6
REPLIES
13.9K
VIEWS

New resources, improvements in Mathematica Online

QUESTION FROM: Chris Williamson | 12 years ago BY: Rodrigo Murta
Wolfram Cloud
6
REPLIES
15.9K
VIEWS

How would I make NotebookWrite behave the same way as CellPrint?

QUESTION FROM: W. Craig Carter | 12 years ago BY: W. Craig Carter
Mathematica , User Interface
6
REPLIES
7.7K
VIEWS

Training data as probability vectors, or several possible classes for each input?

QUESTION FROM: Iuval Clejan | 5 days ago BY: Iuval Clejan
Data Science , Neural Networks , Wolfram Language
5
REPLIES
755
VIEWS

[WSC18] Analyzing and visualizing chord sequences in music

CONTRIBUTED BY: Paolo Lammens | 13 days ago BY: Paolo Lammens
Staff Picks , Audio, Sound and Music , Graphics and Visualization , ...
5
REPLIES
25.5K
VIEWS

How to handle big expressions in Mathematica

CONTRIBUTED BY: Levente Fekésházy | 16 days ago BY: Michal Kvasnicka
Algebra , Calculus , Computer Science , Engineering , Mathematica , ...
5
REPLIES
1.6K
VIEWS

Semi-automatic calculations of multi-loop Feynman amplitudes with AmpRed

CONTRIBUTED BY: Wen Chen | 19 days ago BY: Wen Chen
Staff Picks , Computer Science , Mathematica Add-Ons , Packages , ...
5
REPLIES
2.1K
VIEWS

Earth's hottest day ever recorded - July 22, 2024 - analyzed and visualized through climate data

CONTRIBUTED BY: Phileas Dazeley-Gaist | 28 days ago BY: Alex Teymouri
Staff Picks , Data Science , Earth Science , Environmental Science , ...
5
REPLIES
9.6K
VIEWS

How to complete the square for a specific part of an expression?

QUESTION FROM: Wen Dao | 2 months ago BY: Gianluca Gorni
Mathematics , Wolfram Language
5
REPLIES
547
VIEWS

I could with V14.2. Why can I no longer scroll my touch screen with my finger with V14.3?

QUESTION FROM: Henrick Jeanty | 2 months ago BY: Henrick Jeanty
Mathematica , User Interface , Wolfram Language
5
REPLIES
1.3K
VIEWS

Galois groups and the symmetries of polynomials

CONTRIBUTED BY: Paul Abbott | 2 months ago BY: Paul Abbott
Staff Picks , Algebra , Computer-Based Maths , Education , ...
5
REPLIES
6.3K
VIEWS

Different outputs when using numerics vs variables

QUESTION FROM: Clifford Kelley | 2 months ago BY: Bill Nelson
Mathematics , Wolfram Language
5
REPLIES
538
VIEWS

[WSS22] Analogs to elementary cellular automata on alternative tilings

CONTRIBUTED BY: Chase Marangu | 2 months ago BY: Chase Marangu
Computational Systems , Graphics and Visualization , ...
5
REPLIES
6.6K
VIEWS

How to reproduce the behavior of MemberQ[{a, b}, a] using MatchQ instead

QUESTION FROM: Andrew D | 2 months ago BY: Michael Rogers
Wolfram Language
5
REPLIES
435
VIEWS

Strange behaviour of DateString when TimeZone is set to DateObject under WolframCloud

QUESTION FROM: Teemu Ahola | 2 months ago BY: Nick Lariviere
Units , Wolfram Cloud , Wolfram Language
5
REPLIES
744
VIEWS

How to output letter case relations based on size relations?

QUESTION FROM: Jim Clinton | 2 months ago BY: Michael Rogers
Wolfram Language
5
REPLIES
333
VIEWS

What is the "best" or "Wolfram canonical" way to remove elements in a list according to a condition?

QUESTION FROM: Andrew D | 2 months ago BY: Andrew D
Wolfram Language
5
REPLIES
424
VIEWS

Flattening multilevel list formats

QUESTION FROM: Jim Clinton | 2 months ago BY: Jim Clinton
Wolfram Language
5
REPLIES
405
VIEWS

Is there an easy way to add columns to data created with Tabular?

QUESTION FROM: Ricardo MARTINEZ-LAGUNES | 2 months ago BY: Lewis William Quaye
Data Science , Wolfram Language
5
REPLIES
911
VIEWS

The Wolfram Quantum Framework: IBM-quantum service connect

CONTRIBUTED BY: Mohammad Bahrami | 2 months ago BY: Mohammad Bahrami
Staff Picks , External Programs and Systems , ...
5
REPLIES
14.1K
VIEWS

Magnoquill Driftflare Quiverbloom: translating from P5.JS processing to Wolfram

CONTRIBUTED BY: Vitaliy Kaurov | 3 months ago BY: Vitaliy Kaurov
Staff Picks , Computational Humanities , Dynamic Interactivity , ...
5
REPLIES
2.3K
VIEWS

A closed form expression for the area of the 'biggest little’ octagon and decagon

CONTRIBUTED BY: Greg Hurst | 3 months ago BY: Charles Audet
Staff Picks , Equation Solving , Geometry , ...
5
REPLIES
3.6K
VIEWS

[WSRP25] Intersections of Form & Function: The Aesthetic Dimension of Topological Optimization

CONTRIBUTED BY: Yuvraj Chaudhary | 3 months ago BY: EDITORIAL BOARD
Staff Picks , Engineering , Geometry , Graphics and Visualization , ...
5
REPLIES
2K
VIEWS

[WSRP25] Simulating emergent task allocation with stigmergy in cellular automata-based robot swarms

CONTRIBUTED BY: Sanat Punj | 3 months ago BY: EDITORIAL BOARD
Staff Picks , Dynamic Interactivity , Graphics and Visualization , ...
5
REPLIES
1.5K
VIEWS

Is Wolfram ever going to release a tree-sitter parser for the Wolfram Language?

QUESTION FROM: Mma Usr | 3 months ago BY: Dimitar Krastev
External Programs and Systems , Software Development , ...
5
REPLIES
2.8K
VIEWS

Modeling airflow past a car

QUESTION FROM: David Keith | 3 months ago BY: David Keith
Equation Solving , Graphics and Visualization , Modeling , ...
5
REPLIES
1.4K
VIEWS

Unexpected use of k$ notation in output of Reduce?

QUESTION FROM: Lucas Tubacki | 3 months ago BY: Michael Rogers
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
1.5K
VIEWS

Elliptic integrals: built-in vs. explicit integration

QUESTION FROM: Davide Gardini | 4 months ago BY: Gianluca Gorni
Calculus , Mathematics , Numerical Computation , Wolfram Language
5
REPLIES
712
VIEWS

[BOOK] Signals, systems, and signal processing: a computational approach

CONTRIBUTED BY: Mariusz Jankowski | 4 months ago BY: Ray Rischpater
Staff Picks , Audio, Sound and Music , Dynamic Interactivity , ...
5
REPLIES
3K
VIEWS

Program which finds prime numbers via using an approximation formula

QUESTION FROM: Alexander Povolotsky | 4 months ago BY: Updating Name
Mathematics , Wolfram Language
5
REPLIES
976
VIEWS

Don’t use Forsyth-Edwards notation (FEN) to play chess with LLMs: limitations and alternatives

CONTRIBUTED BY: Anton Antonov | 4 months ago BY: Anton Antonov
Staff Picks , Artificial Intelligence , ...
5
REPLIES
4.7K
VIEWS

Number theory neat examples (set 1): primes, Klauber triangle, Ulam spiral, sunflower seed spirals

CONTRIBUTED BY: Anton Antonov | 4 months ago BY: Anton Antonov
Staff Picks , Graphics and Visualization , Mathematics , ...
5
REPLIES
1.4K
VIEWS

Where is documentation on option FourierParameters

QUESTION FROM: Jay Gourley | 4 months ago BY: Roger Backhus
Mathematics , Physics , Signal Processing , Wolfram Language
5
REPLIES
8K
VIEWS

Various heart-shaped curves from a Japanese series

CONTRIBUTED BY: J. M. | 5 months ago BY: J. M.
Staff Picks , Graphics and Visualization , Mathematics , Recreation , ...
5
REPLIES
2.2K
VIEWS

Evaluating Schwab API option pricing: implied volatility and Black-Scholes analysis

CONTRIBUTED BY: Robert Rimmer | 5 months ago BY: Robert Rimmer
Data Science , Finance , Graphics and Visualization , Mathematica , ...
5
REPLIES
2K
VIEWS

Where is the error in this programming exercise?

QUESTION FROM: Todd Allen | 6 months ago BY: Ellynne DEC
Graphics and Visualization , Wolfram Cloud , Wolfram Language
5
REPLIES
2.2K
VIEWS

Display 16 digits after the decimal place?

QUESTION FROM: Jean-Michel Charles Collard-Richard | 6 months ago BY: Jean-Michel Charles Collard-Richard
Mathematics , Wolfram Language
5
REPLIES
1.4K
VIEWS

Has anyone gotten ExternalEvaluate to work with Anaconda Python on OS X?

QUESTION FROM: Szabolcs Horvát | 6 months ago BY: Arnoud Buzing
External Programs and Systems , Import and Export , Mathematica , ...
5
REPLIES
12.2K
VIEWS

Variable as an argument to Part

QUESTION FROM: Sasha Mandra | 6 months ago BY: Gianluca Gorni
Mathematics , Symbolic Computations , Wolfram Language
5
REPLIES
1.2K
VIEWS

How can I export a text image?

QUESTION FROM: James Hall | 6 months ago BY: James Hall
Image Processing , Wolfram Language
5
REPLIES
1.2K
VIEWS

Can I embed an inner loop (rather long) in a function that I can then optimize numerically?

QUESTION FROM: Paco Martín | 7 months ago BY: Eric Rimbey
Optimization , Mathematics , Numerical Computation , ...
5
REPLIES
1.3K
VIEWS

Question About Counting Spots on a Leaf in Mathematica

QUESTION FROM: Flora Vosoughi | 7 months ago BY: Henrik Schachner
Computer Science , Data Science , Image Processing , ...
5
REPLIES
1.9K
VIEWS
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