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Solve diophantine systems?

QUESTION FROM: Mark Jonson | 9 years ago BY: Daniel Lichtblau
Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
3.7K
VIEWS

Blanche Dissections

CONTRIBUTED BY: Ed Pegg | 9 years ago BY: Ed Pegg
Staff Picks , Equation Solving , Graphics and Visualization , ...
3
REPLIES
19.2K
VIEWS

Maximize violating constraints?

QUESTION FROM: Yuhao Zhu | 9 years ago BY: Frank Kampas
Mathematica , Optimization , Mathematics , Numerical Computation , ...
3
REPLIES
5.2K
VIEWS

Improve cryptanalysis by beginner

QUESTION FROM: Luis Ledesma | 9 years ago BY: Vitaliy Kaurov
Computer Science , Education , Mathematics
3
REPLIES
6.8K
VIEWS

Implementation of Historical Cryptosystems

CONTRIBUTED BY: Chelsea Chen | 9 years ago BY: Chelsea Chen
Staff Picks , Computer Science , Cryptography , Data Science , ...
3
REPLIES
11.2K
VIEWS

NDSolve Finite Elements in coordinate systems other than cartesian {x,y,z}?

QUESTION FROM: Evgeniy Evtushenko | 9 years ago BY: Evgeniy Evtushenko
Calculus , Equation Solving , Mathematics , Modeling , ...
3
REPLIES
7.1K
VIEWS

Showing a Fractal Line

CONTRIBUTED BY: Ed Pegg | 9 years ago BY: Henrik Schachner
Staff Picks , Graphics and Visualization , Mathematics , ...
3
REPLIES
13.5K
VIEWS

Print a variable in degrees on the canvas in Manipulate

QUESTION FROM: Jean Guy Lussier | 9 years ago BY: Gianluca Gorni
Dynamic Interactivity , Graphics and Visualization , Mathematics , ...
3
REPLIES
6.5K
VIEWS

[WSS2016] Controlling a chaotic system with a neural network

CONTRIBUTED BY: Alexander Coxe | 9 years ago BY: Simon Cowell
Control Systems , Machine Learning , Mathematics , Neural Networks , ...
3
REPLIES
9.9K
VIEWS

[GIF] Recapitulation (Fourier series with fivefold symmetry)

CONTRIBUTED BY: Clayton Shonkwiler | 9 years ago BY: EDITORIAL BOARD
Staff Picks , Dynamic Interactivity , Geometry , ...
3
REPLIES
13K
VIEWS

Fitting with x and y errors?

QUESTION FROM: Mathijn Bernards | 9 years ago BY: Jason Biggs
Algebra , Graphics and Visualization , Mathematics , Physics , ...
3
REPLIES
9.2K
VIEWS

Call function from a function?

QUESTION FROM: Bruce Samuels | 9 years ago BY: Updating Name
Mathematics , Wolfram Language
3
REPLIES
4.2K
VIEWS

Generate exact plots of this data?

QUESTION FROM: Muhammad Afzal | 9 years ago BY: David Keith
Graphics and Visualization , Mathematics , Wolfram Language
3
REPLIES
8.3K
VIEWS

Converting sum of logarithms to the logarithm of a product?

QUESTION FROM: Robert Curl | 9 years ago BY: Robert Curl
Algebra , Mathematics , Symbolic Computations , Wolfram Language
3
REPLIES
8.7K
VIEWS

Use Convolve[] function in a proper way?

QUESTION FROM: Whiffee Bollenbach | 9 years ago BY: Whiffee Bollenbach
Mathematics , Wolfram Language
3
REPLIES
13.4K
VIEWS

Plotting part of a function with the Wolfram Language?

QUESTION FROM: Gennaro Arguzzi | 9 years ago BY: Gennaro Arguzzi
Calculus , Graphics and Visualization , Mathematics , Wolfram Language
3
REPLIES
5K
VIEWS

Matrix operation speed: Mathematica vs Matlab?

QUESTION FROM: Erdem Uguz | 9 years ago BY: Erdem Uguz
Algebra , External Programs and Systems , Mathematica , ...
3
REPLIES
10.9K
VIEWS

Visualize imported data in a GraphPlot?

QUESTION FROM: roger Dench | 9 years ago BY: Vitaliy Kaurov
Business Analytics , Graphs and Networks , Import and Export , ...
3
REPLIES
11.3K
VIEWS

Calculation using Kelvin Function?

QUESTION FROM: Stefano Guercilena | 9 years ago BY: Bill Simpson
Mathematics , Wolfram Language
3
REPLIES
4.1K
VIEWS

Using Thread properly?

QUESTION FROM: Herbert Swan | 9 years ago BY: Murray Eisenberg
Mathematics , Wolfram Language
3
REPLIES
6.2K
VIEWS

Avoid message "Equations may not give solutions for all "solve" variables"?

QUESTION FROM: Simon CC | 9 years ago BY: Udo Krause
Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
15.8K
VIEWS

Minesweeper CDF

CONTRIBUTED BY: Benjamin Goodman | 9 years ago BY: EDITORIAL BOARD
Staff Picks , Dynamic Interactivity , Game Development , ...
3
REPLIES
16.8K
VIEWS

Finding length of random scribbles?

QUESTION FROM: Balazs Aczel | 9 years ago BY: Balazs Aczel
Mathematics , Social Science , Wolfram Language
3
REPLIES
5.6K
VIEWS

Replace part of a vector?

QUESTION FROM: Herbert Swan | 9 years ago BY: Marco Thiel
Mathematics , Wolfram Language
3
REPLIES
5.9K
VIEWS

Inverting, multiplication, equations with complex matrices?

QUESTION FROM: Grzegorz Pilat | 9 years ago BY: Okkes Dulgerci
Algebra , Mathematics , Symbolic Computations , Wolfram Language
3
REPLIES
4.9K
VIEWS

Solve differential equation with Wolfram|Alpha without hypergeometric func?

QUESTION FROM: abddellatif loua | 9 years ago BY: abddellatif loua
Calculus , Equation Solving , Mathematics , Wolfram|Alpha
3
REPLIES
6.9K
VIEWS

Obtain precise numerical values of an expanded Harmonic number?

QUESTION FROM: Koichi Yoshi | 9 years ago BY: Koichi Yoshi
Mathematics , Numerical Computation , Wolfram Language
3
REPLIES
3K
VIEWS

Help refactoring and optimizing. Highlighting "highly composite" numbers.

QUESTION FROM: Christopher Fox | 9 years ago BY: Michael Helmle
Optimization , Mathematics , Tuning and Debugging , Wolfram Language
3
REPLIES
9.6K
VIEWS

[GIF] Cops and Robbers (or Zombies and Humans): pursuit-evasion games

CONTRIBUTED BY: Brian Weinstein | 9 years ago BY: Thomas Eli
Staff Picks , Graphics and Visualization , Mathematics , Modeling , ...
3
REPLIES
28.2K
VIEWS

Problem with Expected Value and equation solving

QUESTION FROM: Kai Paulsen | 9 years ago BY: Kai Paulsen
Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
3K
VIEWS

Get no real solutions in Solve?

QUESTION FROM: Cédric Cavents | 9 years ago BY: Cédric Cavents
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
5.4K
VIEWS

Entering Boolean Algebra in Wolfram|Alpha?

QUESTION FROM: Johny Bravo | 9 years ago BY: Christopher French
Logic and Boolean Algebra , Mathematics , Wolfram|Alpha
3
REPLIES
11.4K
VIEWS

How can I get distance of 2 points ( I have coordinate vectors)?

QUESTION FROM: Jana Knetková | 9 years ago BY: Marco Thiel
Geometry , Mathematics , Wolfram Language
3
REPLIES
3.3K
VIEWS

Find original inputs x and ^y for a given product, possible or not?

QUESTION FROM: Jason Caldwell | 9 years ago BY: Marco Thiel
Mathematics , Wolfram Language
3
REPLIES
3.1K
VIEWS

Ploting a surface of revolution

QUESTION FROM: Mitchell Sandlin | 9 years ago BY: Marco Thiel
Graphics and Visualization , Mathematics , Wolfram Language
3
REPLIES
7.2K
VIEWS

How to get inverse Fourier transform?

QUESTION FROM: Sakshi Devi | 9 years ago BY: Sakshi Devi
Equation Solving , Mathematics , Wavelets and Fourier Series , ...
3
REPLIES
9.3K
VIEWS

Generating Random Numbers from a Generalized Pareto Distribution

QUESTION FROM: Ruben Garcia Berasategui | 9 years ago BY: Sander Huisman
Economics , Finance , Mathematics , Statistics and Probability , ...
3
REPLIES
12.4K
VIEWS

Fold a cube?

QUESTION FROM: Luis Ledesma | 9 years ago BY: Luis Ledesma
3D Printing , Architecture , Mathematics , Visual Arts
3
REPLIES
14.1K
VIEWS

Cost cutting in procedurally specified simulations

CONTRIBUTED BY: David Gathercole | 9 years ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Know-How , Optimization , Mathematics , ...
3
REPLIES
12.5K
VIEWS

Punctuality matters! Don't be late when hang-out!

QUESTION FROM: Shenghui Yang | 9 years ago BY: EDITORIAL BOARD
Staff Picks , Computational Humanities , Data Science , Know-How , ...
3
REPLIES
14.2K
VIEWS

How to implement properly this Series in WL?

QUESTION FROM: Muhammad Afzal | 9 years ago BY: Tom Zinger
Mathematics , Wolfram Language
3
REPLIES
9.1K
VIEWS

Derivative of equation that contain complete elliptical integral?

QUESTION FROM: studygroups 2000 | 9 years ago BY: Gerard Kopcsay
Mathematics , Wolfram Language
3
REPLIES
6.7K
VIEWS

Problem solving an integral with Wolfram|Alpha?

QUESTION FROM: Rodrigo Viana | 9 years ago BY: Marco Thiel
Mathematics , Wolfram|Alpha , Wolfram Language
3
REPLIES
4.5K
VIEWS

How does one plot a PDE using the Wolfram Language?

QUESTION FROM: Ben Harris | 9 years ago BY: Murray Eisenberg
Equation Solving , Mathematics , Wavelets and Fourier Series , ...
3
REPLIES
8.8K
VIEWS

Incorrect antiderivative for product of powers of linears

CONTRIBUTED BY: Albert Rich | 9 years ago BY: Albert Rich
Calculus , Mathematics , Wolfram Language
3
REPLIES
4.6K
VIEWS

Can MMA confirm the 'Largest Prime'?

QUESTION FROM: David Mackay | 9 years ago BY: David Mackay
Discrete Mathematics , Mathematics , Numerical Computation
3
REPLIES
7.1K
VIEWS

Recursion without starting values

QUESTION FROM: Harry Potter | 9 years ago BY: Harry Potter
Equation Solving , Mathematics , Wolfram Language
3
REPLIES
4.1K
VIEWS

NIntegrate vs (Inverse)FourierTransform

QUESTION FROM: hwoarang Polar | 9 years ago BY: Kay Herbert
Mathematica , Mathematics , Physics
3
REPLIES
6.9K
VIEWS

Unit Step and incorrect amplitude

QUESTION FROM: john massucci | 9 years ago BY: Eric Rimbey
Mathematica , Optimization , Mathematics
3
REPLIES
7.7K
VIEWS

How to verify that all the elements of a list are equal?

QUESTION FROM: Luis Ledesma | 9 years ago BY: Luis Ledesma
Computational Linguistics , Computer Science , Education , ...
3
REPLIES
12.8K
VIEWS

Some Simple Parameterizations Yielding Visually Stunning Plots

CONTRIBUTED BY: Bryan Lettner | 10 years ago BY: Bryan Lettner
Algebra , Calculus , Education , Geometry , ...
3
REPLIES
8.3K
VIEWS

Expand respect to some variable

QUESTION FROM: Mara Matinpoika | 10 years ago BY: David Reiss
Algebra , Mathematics , Wolfram Language
3
REPLIES
6.2K
VIEWS

A simple example for newbies, to demonstrate Mathematica's power

CONTRIBUTED BY: Peter Bischet | 10 years ago BY: Frank Kampas
Mathematics , Wolfram Language
3
REPLIES
6K
VIEWS

Strange Results for set of ODEs

QUESTION FROM: Aris Kondylidis | 10 years ago BY: Aris Kondylidis
Biological Sciences , Chemical Engineering , Mathematics
3
REPLIES
10.4K
VIEWS

Length of Cubic Bezier Curve

QUESTION FROM: Alexander D | 10 years ago BY: Simon Cadrin
Mathematics , Wolfram Language
3
REPLIES
6.1K
VIEWS

Does Mathematica offer any interpolation scheme for tensor fields?

QUESTION FROM: SALIOU TELLY | 10 years ago BY: SALIOU TELLY
Mathematica , Mathematics
3
REPLIES
5.4K
VIEWS

How can I find the domain of (4 - x^4)^(1/4) ?

QUESTION FROM: Annaliese Radcliff | 10 years ago BY: Imran Khan
Algebra , Mathematics , Wolfram|Alpha
3
REPLIES
13.7K
VIEWS

Double integration of Brownian Motion transition probability

QUESTION FROM: Edvin Beqari | 10 years ago BY: Kay Herbert
Calculus , Mathematics , Wolfram Language
3
REPLIES
8.3K
VIEWS

Feature based terrain generation using diffusion equation ?

QUESTION FROM: Luis Ledesma | 10 years ago BY: EDITORIAL BOARD
Computer Science , Earth Science , Game Development , Mathematics , ...
3
REPLIES
8.7K
VIEWS

How can I combine -for- function with Grid

QUESTION FROM: Tom Zinger | 10 years ago BY: Sander Huisman
Graphics and Visualization , Mathematica , Optimization , Mathematics
3
REPLIES
6.7K
VIEWS

Lyapunov exponent of Mackey Glass Equation

QUESTION FROM: Dia Ghosh | 10 years ago BY: Sam Carrettie
Mathematica , Mathematics
3
REPLIES
7.1K
VIEWS

Function for Greatest Square Free Divisor of an Integer

QUESTION FROM: Steven Clark | 10 years ago BY: Daniel Lichtblau
Mathematics , Numerical Computation , Wolfram Language
3
REPLIES
8.7K
VIEWS

Maximize not working properly with constraints

QUESTION FROM: Jonathan Holmes | 10 years ago BY: Jonathan Holmes
Mathematica , Optimization , Mathematics
3
REPLIES
10.2K
VIEWS

Which type of maximize should I be using?

QUESTION FROM: Christopher Correa | 10 years ago BY: Frank Kampas
Mathematica , Optimization , Mathematics , Operations Research
3
REPLIES
9K
VIEWS

Why is the Step by Step function not offered for this math problem

QUESTION FROM: Alan Kubiak | 10 years ago BY: Alan Kubiak
Mathematics
3
REPLIES
4.1K
VIEWS

Formula replace

QUESTION FROM: san-chi yan | 10 years ago BY: Sander Huisman
Algebra , Mathematica , Mathematics , Wolfram Language
3
REPLIES
4.5K
VIEWS

Tensor product

QUESTION FROM: Rafael Sala | 10 years ago BY: Henrik Schachner
Mathematics , Physics
3
REPLIES
4.7K
VIEWS

Can't get my Plot3D function work right

QUESTION FROM: Ziming Wei | 10 years ago BY: Luis Ledesma
Mathematics
3
REPLIES
5.7K
VIEWS

Computing 0^0 mod 7 with Mod and PowerMod

QUESTION FROM: RorriNator 7 | 10 years ago BY: Sander Huisman
Discrete Mathematics , Mathematica , Mathematics
3
REPLIES
7.8K
VIEWS

Name of this surface?

QUESTION FROM: Bryan Lettner | 10 years ago BY: Daniel Lichtblau
Geometry , Graphics and Visualization , Mathematics , Recreation , ...
3
REPLIES
5.6K
VIEWS

Finite element method

QUESTION FROM: Vijay Babu | 10 years ago BY: Vijay Babu
Aerospace Engineering , Mathematics
3
REPLIES
10K
VIEWS

Integration from AppellF1[a, b_1, b_2, c, z_1(r,\teta), z_2(r,\teta)]?

QUESTION FROM: Maryam Tab | 10 years ago BY: Bill Simpson
Mathematics
3
REPLIES
3.3K
VIEWS

Who was able to create a Package with Mathematica 10.2 under Windows 10 ?

QUESTION FROM: Ulrich Mutze | 10 years ago BY: Ulrich Mutze
Mathematics , Physics
3
REPLIES
6.3K
VIEWS

Convert this excel sheet to mathematica for fantasy football?

QUESTION FROM: bored dude | 10 years ago BY: bored dude
Data Science , Mathematics , Wolfram Language
3
REPLIES
8.2K
VIEWS

Simultaneously solving a PDE and ODE

QUESTION FROM: Raunak Bardia | 10 years ago BY: Daniel Lichtblau
Calculus , Discrete Mathematics , Engineering , Mathematica , ...
3
REPLIES
11.3K
VIEWS

Overdetermined Linear LeastSquares solution of AX=B with constraint [B]>0

QUESTION FROM: Bijan Deb | 10 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematica , Optimization , ...
3
REPLIES
9.1K
VIEWS

What's the procedure for finding two prime's summing to an even number?

QUESTION FROM: dgdg grgrg | 10 years ago BY: Udo Krause
Mathematics
3
REPLIES
5.9K
VIEWS

Explicitly use partial derivatives of the gradient operator for divergence?

QUESTION FROM: Daniel Shores | 10 years ago BY: Gianluca Gorni
Mathematics
3
REPLIES
3.3K
VIEWS

ELSEIF or ELIF in mathematica?

QUESTION FROM: Luis Ledesma | 10 years ago BY: Luis Ledesma
Computational Linguistics , Computer Science , Education , ...
3
REPLIES
29.5K
VIEWS

Potential Bug In Summation Formula

QUESTION FROM: Daniel Folsom | 10 years ago BY: Frank Kampas
Mathematics , Wolfram Language
3
REPLIES
4.1K
VIEWS

What's the difference between these two Exclusions / Asymptotes?

QUESTION FROM: H FR | 10 years ago BY: H FR
Graphics and Visualization , Mathematics
3
REPLIES
4.1K
VIEWS

Graph reduces size when clicked

QUESTION FROM: Michael McCain | 10 years ago BY: Jos Klaps
Graphics and Visualization , Mathematica , Mathematics
3
REPLIES
8.5K
VIEWS

Reap Sow and StepMonitor with FEM in Mathematica

QUESTION FROM: Housam Binous | 10 years ago BY: Frank Kampas
Mathematics
3
REPLIES
3.6K
VIEWS

Give an example of a function when I have two intervals

QUESTION FROM: Ayapak Secret | 10 years ago BY: Ulrich Mutze
Mathematics
3
REPLIES
5.6K
VIEWS

Very short integration giving me wrong results, I am missing something?

QUESTION FROM: Guillermo Sanchez | 10 years ago BY: David Keith
Calculus , Mathematics , Wolfram|Alpha
3
REPLIES
8.7K
VIEWS

Need help to speed up code to find root of determinant

QUESTION FROM: Markus Schmidt | 10 years ago BY: Markus Schmidt
Optimization , Mathematics , Numerical Computation , Wolfram Language
3
REPLIES
12.2K
VIEWS

Is it possible to have a 3D dynamic function in wolfram alpha pro?

QUESTION FROM: Hamish Trowell | 10 years ago BY: Sean Clarke
Mathematica , Mathematics
3
REPLIES
3.3K
VIEWS

NonLinearModelFit: Fitting a Gaussian to data

QUESTION FROM: fary farfar | 10 years ago BY: Frank Kampas
Data Science , Mathematics , Wolfram Language
3
REPLIES
7.9K
VIEWS

Tables and Sums and real Results

CONTRIBUTED BY: Hans Dolhaine | 10 years ago BY: Udo Krause
Mathematics
3
REPLIES
5.2K
VIEWS

Input isn't a differential equation error

QUESTION FROM: Josh Wofford | 10 years ago BY: Josh Wofford
Calculus , Mathematics , Numerical Computation , Wolfram Language
3
REPLIES
6.3K
VIEWS

Kindly look for help with solving an eigenvalue equation, thanks :)

QUESTION FROM: Di Chang | 10 years ago BY: Di Chang
Mathematics , Physics
3
REPLIES
4K
VIEWS

How to print a large integer as entered?

QUESTION FROM: H FR | 10 years ago BY: Daniel Lichtblau
Mathematics
3
REPLIES
4.1K
VIEWS

definite integral

QUESTION FROM: K M | 10 years ago BY: David Keith
Calculus , Mathematics
3
REPLIES
7.3K
VIEWS

Using Series for a function with NIntegrate

QUESTION FROM: Ian Berkman | 10 years ago BY: Frank Kampas
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
3
REPLIES
5.4K
VIEWS

Solving the Laplace Equation in 2D with NDSolve

QUESTION FROM: Rene Samson | 10 years ago BY: Rene Samson
Mathematics , Physics
3
REPLIES
7.4K
VIEWS

Simple Math Problem Shows Massive Flaw In All Machine Learning Algorythims

QUESTION FROM: David Johnston | 10 years ago BY: David Johnston
Computer Science , Data Science , Discrete Mathematics , ...
3
REPLIES
19.1K
VIEWS

function evaluation

QUESTION FROM: Kay Herbert | 10 years ago BY: Gianluca Gorni
Mathematica , Mathematics
3
REPLIES
5.9K
VIEWS

Elementary CA models from a different method ?

QUESTION FROM: Tylor Firestone | 10 years ago BY: Tylor Firestone
Algebra , Computational Systems , Computer Science , ...
3
REPLIES
13.8K
VIEWS

Cartesian Product Notation

QUESTION FROM: Bruce Colletti | 10 years ago BY: Murray Eisenberg
Mathematics , Presentation and Notebooks
3
REPLIES
11.5K
VIEWS

Improper intergral

QUESTION FROM: Sasha ros | 10 years ago BY: Sasha ros
Calculus , Mathematics
3
REPLIES
4.7K
VIEWS
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