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Give your creativity a boost through a friendly competition. Challenging problems will be placed in this group for members who would like to test their skills. Of course, every member can benefit from the solutions posted here.

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[CALL] for challenging univariate symbolic integrals

CONTRIBUTED BY: Oleg Marichev | 2 years ago BY: Michal Kvasnicka
Calculus , Challenges , Mathematics , Symbolic Computations , ...
16
REPLIES
9.6K
VIEWS

Challenge: Create a Fractal Fractal

CONTRIBUTED BY: Bryan Lettner | 7 years ago BY: EDITORIAL BOARD
Challenges , Geometry , Graphics and Visualization , Mathematica , ...
1
REPLIES
9.6K
VIEWS

Nondeterministic Constraint Logic Game Implementation

CONTRIBUTED BY: Eric Parfitt | 1 year ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Computer Science , Dynamic Interactivity , ...
1
REPLIES
9.5K
VIEWS

Mathematical Games: History and Science of Oppenheimer Movie and Manhattan Project

CONTRIBUTED BY: Ed Pegg | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Computational Humanities , Curated Data , ...
1
REPLIES
9.4K
VIEWS

Three bicycle problems: from Sherlock Holmes to unicycle illusion to pedal paradox

CONTRIBUTED BY: Stan Wagon | 2 years ago BY: Bob Bixler
Staff Picks , Calculus , Challenges , Demonstrations , ...
2
REPLIES
9.4K
VIEWS

Advent of Code 2021 solutions in Wolfram language

CONTRIBUTED BY: Michael Hale | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Events & Media , Graphs and Networks , ...
1
REPLIES
9.4K
VIEWS

[WSS21] Improving the question-answer database of EIWL book

CONTRIBUTED BY: Test Account | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Authoring and Publishing , Challenges , Education , ...
1
REPLIES
8.7K
VIEWS

[WSRP23] Solving logic puzzles based on logical statements

CONTRIBUTED BY: Nishnath Polavarapu | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Logic and Boolean Algebra , ...
3
REPLIES
8.7K
VIEWS

[WSRP23] Generating solvable KenKen puzzles

CONTRIBUTED BY: Tom Schlessinger | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Graphics and Visualization , ...
5
REPLIES
8.5K
VIEWS

COVID-19 death model by the Gompertz curve for Italy, Spain, and US

CONTRIBUTED BY: Hirokazu Kobayashi | 5 years ago
Biological Sciences , Challenges , Data Science , Events & Media , ...
0
REPLIES
7.4K
VIEWS

Using Mathematica in Teaching Differential Equations

CONTRIBUTED BY: Brian Winkel | 8 years ago
Calculus , Challenges , Education , Engineering , Events & Media , ...
0
REPLIES
7.4K
VIEWS

[GiF] Genuary 2022: 800x80 - distribution of points with Lloyd's algorithm

CONTRIBUTED BY: Sander Huisman | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Computer Science , Events & Media , ...
2
REPLIES
7.1K
VIEWS

[GiF] Genuary 2022: Architecture - Courtyard with 4 houses

CONTRIBUTED BY: Sander Huisman | 3 years ago BY: Sander Huisman
Staff Picks , Architecture , Challenges , Events & Media , ...
2
REPLIES
7K
VIEWS

[GiF] Genuary 2022: Sol LeWitt Wall Drawing

CONTRIBUTED BY: Sander Huisman | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Events & Media , ...
1
REPLIES
6.8K
VIEWS

[Gif] Genuary 2022 Space: traveling tubes forming the digits

CONTRIBUTED BY: Sander Huisman | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Events & Media , ...
1
REPLIES
6.8K
VIEWS

Developing Chinese crypto in the Voxelverse.

CONTRIBUTED BY: Brad Klee | 3 years ago BY: Brad Klee
Challenges , Computer Science , Cryptography , Image Processing , ...
5
REPLIES
6.7K
VIEWS

Letter Boxed: the elusive 1-word solutions

CONTRIBUTED BY: Jeff Weidenaar | 2 months ago BY: G West
Staff Picks , Challenges , Interface Construction , ...
2
REPLIES
6.7K
VIEWS

[GiF] Genuary 2022: trade styles with a friend

CONTRIBUTED BY: Sander Huisman | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Events & Media , ...
1
REPLIES
6.7K
VIEWS

[Gif] Genuary 2022: Abstract vegetation

CONTRIBUTED BY: Sander Huisman | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Computational Humanities , ...
1
REPLIES
6.5K
VIEWS

Mathematical Games: Multistate Mazes

CONTRIBUTED BY: Ed Pegg | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Demonstrations , Dynamic Interactivity , ...
1
REPLIES
6.5K
VIEWS

[GiF] Genuary 2022: Color gradients gone wrong - xkcd's painbow

CONTRIBUTED BY: Sander Huisman | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Events & Media , ...
1
REPLIES
6.5K
VIEWS

[GiF] Genuary 2022: VHS

CONTRIBUTED BY: Sander Huisman | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Computational Humanities , ...
1
REPLIES
6.4K
VIEWS

Solving MoMath's A-Puzzle-A-Day by DragonFjord

CONTRIBUTED BY: Brad Klee | 1 year ago BY: Bruce Torrence
Staff Picks , Challenges , Computer Science , ...
3
REPLIES
6.2K
VIEWS

Mathematical Games: 2025, other numbers and OEIS

CONTRIBUTED BY: Ed Pegg | 8 months ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Demonstrations , Dynamic Interactivity , ...
1
REPLIES
6.2K
VIEWS

Genuary 2022: Destroy a square - iteratively breaking up a quadrilateral

CONTRIBUTED BY: Sander Huisman | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Events & Media , Geometry , ...
1
REPLIES
6.2K
VIEWS

Mathematical Games: Collection of Points and Lines

CONTRIBUTED BY: Ed Pegg | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Demonstrations , Dynamic Interactivity , ...
1
REPLIES
6.1K
VIEWS

Wolfram|Alpha description article in Arabic language

CONTRIBUTED BY: Sam Tou | 7 years ago
Challenges , Education , Events & Media , Wolfram|Alpha
0
REPLIES
6K
VIEWS

Genuary 2022 Fidenza: stream plot with digits regions

CONTRIBUTED BY: Sander Huisman | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Events & Media , ...
1
REPLIES
6K
VIEWS

Wolfram Language one-liner meta-programming challenge

CONTRIBUTED BY: Jonathan Kinlay | 4 years ago BY: Jonathan Kinlay
Challenges , Computer Science , Mathematica , Wolfram Language
3
REPLIES
5.8K
VIEWS

Analyzing a competitive new method for GenerateTiling

CONTRIBUTED BY: Brad Klee | 3 years ago BY: Brad Klee
Staff Picks , Algebra , Challenges , Discrete Mathematics , ...
2
REPLIES
5.8K
VIEWS

Mathematical Games: The Hat and Other Tilings

CONTRIBUTED BY: Ed Pegg | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Demonstrations , Dynamic Interactivity , ...
1
REPLIES
5.8K
VIEWS

The Twenty-four points game

CONTRIBUTED BY: Bowen Ping | 2 years ago BY: Bowen Ping
Staff Picks , Algebra , Challenges , Graphs and Networks , ...
4
REPLIES
5.8K
VIEWS

[NASA Space Apps Challenge] The Earth and us - Pilot Plus and Volcanoes

CONTRIBUTED BY: Jofre Espigule-Pons | 8 years ago
Challenges , Curated Data , Data Science , Earth Science , ...
0
REPLIES
5.7K
VIEWS

Mathematical Games: Fun with Fractions

CONTRIBUTED BY: Ed Pegg | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Demonstrations , Dynamic Interactivity , ...
1
REPLIES
5.7K
VIEWS

[Gif] Genuary 2022: Self portrait

CONTRIBUTED BY: Sander Huisman | 3 years ago BY: Robert Nowak
Challenges , Computational Humanities , Events & Media , ...
2
REPLIES
5.6K
VIEWS

Results of the contest "Best Private Investor" from MOEX

CONTRIBUTED BY: Kirill Belov | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Data Science , Events & Media , Finance , ...
1
REPLIES
5.5K
VIEWS

The managers of round table puzzle

CONTRIBUTED BY: Shenghui Yang | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Discrete Mathematics , ...
1
REPLIES
5.3K
VIEWS

Heart shaped Polyomino Puzzle

CONTRIBUTED BY: Brad Klee | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Discrete Mathematics , Equation Solving , ...
1
REPLIES
5.2K
VIEWS

Mathematica One Liner Generator

CONTRIBUTED BY: Jonathan Kinlay | 7 years ago
Challenges , Game Development , Machine Learning , Recreation , ...
0
REPLIES
5.1K
VIEWS

Find a pair of subsequences of equal sum from two lists

CONTRIBUTED BY: Shenghui Yang | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Mathematics , Wolfram|Alpha , ...
1
REPLIES
5.1K
VIEWS

Mathematical Games: Special Triangles and Tetrahedra

CONTRIBUTED BY: Ed Pegg | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Demonstrations , Dynamic Interactivity , ...
1
REPLIES
5K
VIEWS

Solving math puzzles for American Mathematics Competitions

CONTRIBUTED BY: Peter Burbery | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Challenges , Geometry , ...
1
REPLIES
5K
VIEWS

Representing or encrypting text with Truchet tiling. Can we reverse or simplify the encryption?

CONTRIBUTED BY: Vitaliy Kaurov | 1 year ago BY: Henrik Schachner
Staff Picks , Challenges , Computational Humanities , Cryptography , ...
2
REPLIES
5K
VIEWS

Rosetta code + Wolfram language [Episodes 1–5]

CONTRIBUTED BY: Sander Huisman | 3 years ago BY: Sander Huisman
Challenges , Chemistry , Know-How , Mathematics , Wolfram Language
5
REPLIES
4.9K
VIEWS

New York Times spelling bee puzzle: unicorns and other oddities

CONTRIBUTED BY: Jeff Weidenaar | 10 months ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Events & Media , Interface Construction , ...
1
REPLIES
4.7K
VIEWS

Happy end problem: n-gons in generally positioned n points

CONTRIBUTED BY: Ed Pegg | 1 year ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Geometry , Graphics and Visualization , ...
1
REPLIES
4.7K
VIEWS

[Call] for DATA STORIES: submissions for Science Magazine

CONTRIBUTED BY: Vitaliy Kaurov | 9 years ago
Challenges , Data Science , Events & Media , ...
0
REPLIES
4.7K
VIEWS

Mathematical Games: Surfaces

CONTRIBUTED BY: Ed Pegg | 1 year ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Demonstrations , Dynamic Interactivity , ...
1
REPLIES
4.6K
VIEWS

Mathematical Games: configurations

CONTRIBUTED BY: Ed Pegg | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Dynamic Interactivity , Events & Media , ...
1
REPLIES
4.6K
VIEWS

Mathematical Games: Hexagrammum Mysticum

CONTRIBUTED BY: Ed Pegg | 1 year ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Demonstrations , Dynamic Interactivity , ...
1
REPLIES
4.4K
VIEWS
1
2
3

Group Count Group Count

85 Discussions

Group Branding Group Branding

New Discussion New Discussion

ACTIVE MEMBERS ACTIVE MEMBERS

ACTIVE MEMBERS
edp
Ed Pegg
5 days ago
shenghuiy
Shenghui Yang
17 hours ago
jeffw
Jeff Weidenaar
24 days ago
eddyzhang10
Eddy Zhang
3 months ago
okazakikotaro
Kotaro Okazaki
1 month ago
vitaliyk
Vitaliy Kaurov
5 days ago
murzinnikolay
Nikolay Murzin
4 months ago

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