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

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Making percolation paths visible

QUESTION FROM: J F | 11 years ago BY: Daniel Lichtblau
Mathematics
23
REPLIES
15.5K
VIEWS

[CALL] Most common pitfalls for beginners of Wolfram Language

CONTRIBUTED BY: Vitaliy Kaurov | 3 years ago BY: Sander Huisman
Staff Picks , Education , Know-How , Mathematics , Wolfram Language
22
REPLIES
127K
VIEWS

How can Wolfram|Alpha get all 5 solutions?

QUESTION FROM: Sergey Berezin | 4 years ago BY: Sergey Berezin
Algebra , Equation Solving , Mathematics , Wolfram|Alpha
22
REPLIES
11.5K
VIEWS

What is needed to get a^(p/q) == Power[a^p, q^-1] to return True?

QUESTION FROM: Andrew Meit | 4 years ago BY: Jim Baldwin
Mathematics , Wolfram Language
22
REPLIES
8K
VIEWS

Generate points with density following Gaussian distribution

QUESTION FROM: S G | 5 years ago BY: S G
Mathematics , Statistics and Probability , Wolfram Language
22
REPLIES
13.6K
VIEWS

Get the Dot product of two vectors with complex components?

QUESTION FROM: David Mackay | 4 years ago BY: Hans Milton
Algebra , Mathematics , Symbolic Computations , Wolfram Language
21
REPLIES
35.2K
VIEWS

Fix issues with Machine Precision in NMaximize?

CONTRIBUTED BY: Christian Damgaard | 7 years ago BY: Pallavi Debnath
Mathematics , Numerical Computation , Wolfram Language
21
REPLIES
21.2K
VIEWS

Calculate this Limit?

QUESTION FROM: Valeriu Ungureanu | 10 years ago BY: Gianluca Gorni
Calculus , Graphics and Visualization , Mathematics , ...
21
REPLIES
8K
VIEWS

Accurately solving an ode/bvp?

QUESTION FROM: Leslaw Bieniasz | 10 years ago BY: Marco Thiel
Calculus , Equation Solving , Mathematics , Wolfram Language
21
REPLIES
7.2K
VIEWS

Solve doesn't like roots

QUESTION FROM: Frank Kampas | 4 years ago BY: Zhenyu Zeng
Algebra , Equation Solving , Mathematics , Tuning and Debugging , ...
20
REPLIES
7.4K
VIEWS

Determine inverse Laplace transforms of these expressions?

QUESTION FROM: Leslaw Bieniasz | 4 years ago BY: Leslaw Bieniasz
Calculus , Mathematics , Wolfram Language
20
REPLIES
13.5K
VIEWS

Automatically calculate equation's discriminant and Veda？

QUESTION FROM: Lee Tao | 5 years ago BY: Lee Tao
Algebra , Mathematics , Wolfram Language
20
REPLIES
7.7K
VIEWS

Add each number in the sequence to one value

QUESTION FROM: Sergey Scorin | 5 years ago BY: Sergey Scorin
Mathematics , Wolfram Language
20
REPLIES
6.7K
VIEWS

A prime pencil: truncatable primes

CONTRIBUTED BY: Roman Maeder | 6 years ago BY: Diego Ramos
Staff Picks , Computer-Based Maths , Discrete Mathematics , ...
20
REPLIES
34.8K
VIEWS

Calculate a Sum with fractional iterators (chemistry problem)

QUESTION FROM: Alberto Silva Ariano | 6 years ago BY: Hans Dolhaine
Chemistry , Mathematics , Wolfram Language
20
REPLIES
11.2K
VIEWS

Solve a system of differential equations?

QUESTION FROM: Torebek Zhumabek | 7 years ago BY: Hans Dolhaine
Calculus , Equation Solving , Mathematics , Wolfram Language
20
REPLIES
9.3K
VIEWS

[FEATURE] Zero out (or replace) the diagonal of a matrix

CONTRIBUTED BY: Szabolcs Horvát | 9 years ago BY: Szabolcs Horvát
Algebra , Mathematics , Symbolic Computations , Wolfram Language
20
REPLIES
27.6K
VIEWS

Doing a KenKen in Wolfram Language

CONTRIBUTED BY: Frank Kampas | 10 years ago BY: Nick Brandaleone
Game Development , Mathematics , Operations Research , Recreation , ...
20
REPLIES
22.8K
VIEWS

Closed spline going through points

QUESTION FROM: Ed Pegg | 11 years ago BY: Michael Hale
Graphics and Visualization , Mathematica , Mathematics
20
REPLIES
22.9K
VIEWS

Fitting data to a square wave

QUESTION FROM: James Hall | 1 year ago BY: David Keith
Curated Data , Graphics and Visualization , Image Processing , ...
19
REPLIES
7.2K
VIEWS

A numerical integration high precision calculation problem

QUESTION FROM: HuaXing Ma | 2 years ago BY: Michael Rogers
Calculus , Mathematics , Numerical Computation , Wolfram Language
19
REPLIES
7.2K
VIEWS

Solving Sudoku as an integer programming problem

CONTRIBUTED BY: Frank Kampas | 3 years ago BY: Anton Antonov
Staff Picks , Discrete Mathematics , Game Development , ...
19
REPLIES
32.1K
VIEWS

Solver for COVID-19 epidemic model with the Caputo fractional derivatives

CONTRIBUTED BY: Alexander Trounev | 5 years ago BY: vserturk
Staff Picks , Biological Sciences , Calculus , Control Systems , ...
19
REPLIES
20.7K
VIEWS

Find these Transcendental equation's solution?

QUESTION FROM: Muhammad Afzal | 5 years ago BY: Sunanda Lakkimsetti
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
19
REPLIES
12.7K
VIEWS

Bayesian linear regression in Mathematica

CONTRIBUTED BY: Sjoerd Smit | 6 years ago BY: Steve Walker
Staff Picks , Data Science , Graphics and Visualization , ...
19
REPLIES
30.7K
VIEWS

Knitting images: using Radon transform and its inverse for creative arts

CONTRIBUTED BY: Henrik Schachner | 6 years ago BY: Henrik Schachner
Staff Picks , Geometry , Graphics and Visualization , ...
19
REPLIES
35.3K
VIEWS

Use InterpolatingPolynomial with a lot of data?

QUESTION FROM: Jaime de la Mota | 7 years ago BY: Jaime de la Mota
Algebra , Control Systems , Data Science , Engineering , ...
19
REPLIES
10.4K
VIEWS

Modeling jump conditions in interphase mass transfer

QUESTION FROM: Tim Laska | 7 years ago BY: Anonymous User
Staff Picks , Calculus , Chemical Engineering , Chemistry , ...
19
REPLIES
41.6K
VIEWS

Re-evaluate a random generator to simulate a raquetball play?

QUESTION FROM: Raymond Low | 8 years ago BY: Ed Forrester
Mathematics , Modeling , Wolfram Language
19
REPLIES
14.9K
VIEWS

[?] Plot a Numerical Integration of (0.00159155/(x^2 + 0.000025^2))?

QUESTION FROM: Mujtaba Mozumder | 8 years ago BY: Mujtaba Mozumder
Graphics and Visualization , Mathematics , Numerical Computation , ...
19
REPLIES
8.1K
VIEWS

Unevaluated Sum of a sequence

QUESTION FROM: Ray Lawicki | 10 years ago BY: Gianluca Gorni
Mathematics , Wolfram Language
19
REPLIES
10.1K
VIEWS

How can I write this system of differential equations so MMA can solve it?

QUESTION FROM: c bro | 11 years ago BY: David Keith
Calculus , Equation Solving , Mathematics , Wolfram Language
19
REPLIES
16.3K
VIEWS

How do I model stem cell growth using loops?

QUESTION FROM: c bro | 11 years ago BY: David Keith
Biological Sciences , Computational Systems , Mathematics , ...
19
REPLIES
19.3K
VIEWS

KKT conditions for ellipse and hyperbolas for this app

QUESTION FROM: Radek Drozd | 12 years ago BY: Radek Drozd
Geometry , Graphics and Visualization , Mathematica , Optimization , ...
19
REPLIES
8.9K
VIEWS

In Memory of Michael Trott (1959-2025): Scientist, Mentor, Friend

CONTRIBUTED BY: Mohammad Bahrami | 6 months ago BY: Uwe Heiber
Demonstrations , Events & Media , Mathematica , Mathematics , ...
18
REPLIES
9.9K
VIEWS

Finding roots of multivariable function

QUESTION FROM: Byron Alexander | 2 years ago BY: Daniel Lichtblau
Calculus , Equation Solving , Mathematics , Wolfram Language
18
REPLIES
6.7K
VIEWS

[EIWL] Solving Example 6.10 of the Stephen Wolfram book

QUESTION FROM: D P | 3 years ago BY: Camille Driscoll
Education , Graphics and Visualization , Mathematics , ...
18
REPLIES
18.5K
VIEWS

Error with NDSolveValue: step size is effectively zero

QUESTION FROM: Amin bkh | 4 years ago BY: Amin bkh
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
18
REPLIES
6.4K
VIEWS

[WSC19] Use Machine Learning to Predict if Topography is Land or Ocean

QUESTION FROM: Khang Minh Nguyen | 7 years ago BY: Khang Minh Nguyen
Curated Data , Data Science , Earth Science , ...
18
REPLIES
37.7K
VIEWS

Operations with Equal

CONTRIBUTED BY: Thales Fernandes | 8 years ago BY: Itai Seggev
Algebra , Computer Science , Education , Equation Solving , ...
18
REPLIES
19.5K
VIEWS

Get a pair with smallest total distance from one list

QUESTION FROM: Yode Japhe | 9 years ago BY: Yode Japhe
Computer Science , Data Science , Graphs and Networks , ...
18
REPLIES
19.2K
VIEWS

Eliminate produced redundant equations?

QUESTION FROM: Daniel Huber | 10 years ago BY: Daniel Huber
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
18
REPLIES
8K
VIEWS

System of 2 nonlinear equations: no result

QUESTION FROM: max ma | 11 years ago BY: Mariusz Iwaniuk
Equation Solving , Mathematics , Wolfram Language
18
REPLIES
5.4K
VIEWS

Simulating a global Ebola outbreak

CONTRIBUTED BY: Marco Thiel | 12 years ago BY: Vitaliy Kaurov
Staff Picks , Biological Sciences , Data Science , ...
18
REPLIES
130K
VIEWS

Find Fit for Nonlinear Data

QUESTION FROM: Alejandro Braun | 12 years ago BY: Udo Krause
Data Science , Mathematica , Mathematics , Wolfram Language
18
REPLIES
29.1K
VIEWS

Possible mistake in my Mathematica syntax for 4 springs and 3 masses

QUESTION FROM: Robert Jenkins | 12 years ago BY: Robert Jenkins
Mathematics , Physics , Wolfram Language
18
REPLIES
7.8K
VIEWS

Hodgkin-Huxley cable equation or propogation equation

QUESTION FROM: Jake Trexel | 13 years ago BY: Jake Trexel
Biological Sciences , Equation Solving , Mathematics , Physics , ...
18
REPLIES
29.5K
VIEWS

Giving values of boundary conditions while solving a system of non-linear equations

QUESTION FROM: Nithiya V | 2 years ago BY: Nithiya V
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
17
REPLIES
2.8K
VIEWS

Is there a way to view a graph of 2 functions in real time?

QUESTION FROM: Bobby Joe Snyder | 3 years ago BY: Rohit Namjoshi
Graphics and Visualization , Mathematics , Wolfram|Alpha , ...
17
REPLIES
8.2K
VIEWS

Johansen Test in Mathematica

CONTRIBUTED BY: Amanda Gerrish | 4 years ago BY: Reid Frasier
Economics , Finance , Mathematica , Mathematics , ...
17
REPLIES
21.8K
VIEWS
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