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Everything from arithmetic, algebra, calculus, and geometry to analysis, logic, set theory, and uncertainty.

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How to calculate the gradient of the arg of a complex exponential?

QUESTION FROM: Brian McNeil | 1 year ago BY: Gianluca Gorni
Calculus , Mathematics , Wolfram Language
5
REPLIES
2K
VIEWS

MatrixSymbol simplifications

QUESTION FROM: Eric Michielssen | 1 year ago BY: Jose Martin-Garcia
Algebra , Mathematics , Symbolic Computations , Wolfram Language
6
REPLIES
2.7K
VIEWS

Unexpected behaviour from NMaximize optimising a stochastic function

QUESTION FROM: Cameron Turner | 1 year ago BY: Cameron Turner
Optimization , Mathematics , Numerical Computation , Wolfram Language
7
REPLIES
2.6K
VIEWS

Step by step solutions don't work in Pro?

QUESTION FROM: Michael Duguay | 1 year ago BY: Seth Moody
Mathematics , Wolfram|Alpha
5
REPLIES
9.9K
VIEWS

Unexpected output of CSGRegion and RegionDifference?

QUESTION FROM: Yu Chen | 1 year ago BY: Yu Chen
Geometry , Graphics and Visualization , Mathematics , Wolfram Language
4
REPLIES
2.3K
VIEWS

Optimization challenge: row and column total preserving matrix randomization

QUESTION FROM: Gareth Russell | 1 year ago BY: Gareth Russell
Mathematics , Wolfram Language
7
REPLIES
4.3K
VIEWS

Different result integrating with integer bounds vs floating point bounds

QUESTION FROM: Baiza Mand | 1 year ago BY: Daniel Lichtblau
Calculus , Mathematics , Wolfram Language
9
REPLIES
2.7K
VIEWS

Solving nonlinear equation with integrals and beta functions

QUESTION FROM: Muhammad Fahem Bin Musa | 1 year ago BY: Bill Nelson
Algebra , Calculus , Equation Solving , Mathematics , ...
6
REPLIES
2.1K
VIEWS

How to remove "Abs" from "Simplify" output?

QUESTION FROM: Zhenyu Zeng | 1 year ago BY: Zhenyu Zeng
Mathematics , Wolfram Language
15
REPLIES
5.8K
VIEWS

Solve analytically the following partial differential equations (PDE's)?

QUESTION FROM: Mirza Farrukh Baig | 1 year ago BY: Tom Water
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
25
REPLIES
22K
VIEWS

Minimize doesn't work for a given function

QUESTION FROM: Gabriel Ybarra Marcaida | 1 year ago BY: Denis Ivanov
Optimization , Mathematics , Wolfram Language
8
REPLIES
2.9K
VIEWS

DSolve ignoring linear solutions

QUESTION FROM: Martin Castillo | 1 year ago BY: Michael Rogers
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
2.1K
VIEWS

Plotting 3D Surface Intersections as 3D Curves

QUESTION FROM: Ed Frank | 2 years ago BY: Arben Kalziqi
Graphics and Visualization , Mathematica , Mathematics
4
REPLIES
21.6K
VIEWS

Determine solution of an underdetermined linear equation system

QUESTION FROM: Nina Teller | 2 years ago BY: Mariusz Iwaniuk
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
4.1K
VIEWS

Solve doesn't like roots

QUESTION FROM: Frank Kampas | 3 years ago BY: Zhenyu Zeng
Algebra , Equation Solving , Mathematics , Tuning and Debugging , ...
20
REPLIES
6.6K
VIEWS

Area in multidimensional space using Wolfram|Alpha?

QUESTION FROM: Tim Roberts | 3 years ago BY: Gianluca Gorni
Geometry , Mathematics , Wolfram|Alpha
8
REPLIES
4.9K
VIEWS

Calculate the complicated product?

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Hans Dolhaine
Mathematics , Wolfram Language
14
REPLIES
4.5K
VIEWS

Find shortest distance from a given point to a given line?

QUESTION FROM: Laurens Wachters | 3 years ago BY: Hans Dolhaine
Calculus , Geometry , Mathematics , Wolfram Language
7
REPLIES
11.7K
VIEWS

Is there a limit of value for option Modulus?

QUESTION FROM: Luis Felipe Massena Misiec | 4 years ago BY: Luis Felipe Massena Misiec
Mathematics , Wolfram Language
7
REPLIES
4.9K
VIEWS

Styling of boundaries in ParametricPlot3D[ ] ?

QUESTION FROM: Erik Mahieu | 4 years ago BY: Erik Mahieu
Geometry , Graphics and Visualization , Mathematics , Wolfram Language
2
REPLIES
4.4K
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
10.8K
VIEWS

Error in NDSolveValue[ ]: solve the heat equation in 2D?

QUESTION FROM: Alexandre Barboteu | 4 years ago BY: Lissa de Souza Campos
Calculus , Equation Solving , Graphics and Visualization , ...
6
REPLIES
6.5K
VIEWS

Integration error: "Invalid integration variable or limit(s)"

QUESTION FROM: Alex B | 4 years ago BY: Alex B
Calculus , Mathematics , Symbolic Computations , Wolfram Language
4
REPLIES
13.2K
VIEWS

Calculation of variance of weighted data

QUESTION FROM: Raspi Rascal | 4 years ago BY: Raspi Rascal
Mathematics , Statistics and Probability , Wolfram Language
7
REPLIES
11.6K
VIEWS

How to display latitude and longitude lines on the sphere?

QUESTION FROM: Qiu Mianp | 5 years ago BY: Qiu Mianp
Geometry , Mathematics
12
REPLIES
6.2K
VIEWS

Show surfaces in wireframe mode?

QUESTION FROM: Max K Agoston | 5 years ago BY: Gianluca Gorni
Graphics and Visualization , Mathematica , Mathematics , ...
6
REPLIES
7.8K
VIEWS

[?] Add density over scatter and residual plots?

QUESTION FROM: M.A. Ghorbani | 5 years ago BY: M.A. Ghorbani
Data Science , Graphics and Visualization , Mathematics , ...
7
REPLIES
6K
VIEWS

Add two numbers in Binary?

QUESTION FROM: Aryan Deshpande | 6 years ago BY: Daniel Lichtblau
External Programs and Systems , Mathematics , Wolfram Language
9
REPLIES
5.6K
VIEWS

Clean up output from FindRoot?

QUESTION FROM: Gerald Proteau | 6 years ago BY: Rohit Namjoshi
Equation Solving , Mathematics , Wolfram Language
10
REPLIES
6.9K
VIEWS

How do I use Options, OptionsPattern, and OptionValue in this function?

QUESTION FROM: Claudio Chaib | 6 years ago BY: CA Trevillian
Mathematics , Wolfram Language
6
REPLIES
9.5K
VIEWS

Why : and / symbol handled different in W|A? Both mean division.

QUESTION FROM: Endre Varga | 7 years ago BY: EDITORIAL BOARD
Mathematics , Wolfram|Alpha
10
REPLIES
7.2K
VIEWS

Find multinominal maximum with NMaximize?

QUESTION FROM: Alex Graham | 7 years ago BY: Frank Kampas
Optimization , Mathematics , Numerical Computation , Wolfram Language
10
REPLIES
8.4K
VIEWS

[?] Plot an Archimedean Spiral with equidistant points?

QUESTION FROM: Nikki Peter | 7 years ago BY: Nikki Peter
Calculus , Geometry , Graphics and Visualization , Mathematics , ...
11
REPLIES
11.7K
VIEWS

Solve for best teams?

QUESTION FROM: Peter Parker | 8 years ago BY: EDITORIAL BOARD
Calculus , Computational Systems , Discrete Mathematics , ...
14
REPLIES
14.8K
VIEWS

[?] Compute a triple integral with NIntegrate?

QUESTION FROM: Xing Shi Cai | 8 years ago BY: Michael Rogers
Mathematics , Numerical Computation , Wolfram Language
4
REPLIES
9.2K
VIEWS

[?] Plot in 3D a X-zylo ?

QUESTION FROM: Donghwan Roh | 8 years ago BY: Donghwan Roh
3D Printing , Graphics and Visualization , Mathematics , ...
16
REPLIES
13.1K
VIEWS

[?] Prove equality - Application of Dirac delta property?

QUESTION FROM: Gennaro Arguzzi | 8 years ago BY: Gennaro Arguzzi
Mathematics , Symbolic Computations , Wolfram Language
12
REPLIES
7.4K
VIEWS

Use custom loss function in NetTrain?

QUESTION FROM: Iman Nazari | 9 years ago BY: Daniel George
Computer Science , Data Science , Machine Learning , Mathematics , ...
2
REPLIES
12.3K
VIEWS

Why is UndirectedEdge[a, b] === UndirectedEdge[b, a] false?

QUESTION FROM: Chase Turner | 9 years ago BY: Szabolcs Horvát
Graphs and Networks , Mathematics , Wolfram Language
3
REPLIES
6.7K
VIEWS

Create a multiplication table using AppendTo/Drop?

QUESTION FROM: Brandon Davis | 9 years ago BY: David Fuller
Mathematics , Wolfram Language
12
REPLIES
12.7K
VIEWS

Calculate percentage change in a time series?

QUESTION FROM: Kelly O | 9 years ago BY: Sander Huisman
Mathematics , Wolfram|Alpha , Wolfram Language
11
REPLIES
9.9K
VIEWS

Improve cryptanalysis by beginner

QUESTION FROM: Luis Ledesma | 9 years ago BY: Vitaliy Kaurov
Computer Science , Education , Mathematics
3
REPLIES
7K
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
11.1K
VIEWS

System of 2 nonlinear equations: no result

QUESTION FROM: max ma | 10 years ago BY: Mariusz Iwaniuk
Equation Solving , Mathematics , Wolfram Language
18
REPLIES
4.9K
VIEWS

The Voronoi game

QUESTION FROM: Ed Pegg | 10 years ago BY: Ed Pegg
Dynamic Interactivity , Game Development , Mathematics , Recreation , ...
2
REPLIES
8.7K
VIEWS

2D gaussian nonlinearmodefit

QUESTION FROM: fary farfar | 10 years ago BY: Jim Baldwin
Mathematics
11
REPLIES
7.1K
VIEWS

Some hard numerical integrations Specific example provided

QUESTION FROM: Stven Maths | 10 years ago BY: Updating Name
Calculus , Mathematics , Physics
12
REPLIES
8.5K
VIEWS

How do I model stem cell growth using loops?

QUESTION FROM: c bro | 10 years ago BY: David Keith
Biological Sciences , Computational Systems , Mathematics , ...
19
REPLIES
18.6K
VIEWS

How to Avoid Plotting when output axis = 0 with Plot3D[]?

QUESTION FROM: Greg | 10 years ago BY: Greg
Graphics and Visualization , Mathematica , Mathematics , ...
6
REPLIES
6.5K
VIEWS

Having problems interpreting a Reduce answer can any one help

QUESTION FROM: Zachary Nichols | 10 years ago BY: Frank Kampas
Calculus , Mathematics , Physics , Wolfram Language
17
REPLIES
6.8K
VIEWS
3
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