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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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Mathematical Games: number Seven across maths - graphs, geometry, designs, knots, and units

CONTRIBUTED BY: Ed Pegg | 2 months ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Demonstrations , Events & Media , ...
1
REPLIES
679
VIEWS

Try to beat these MRB constant records!

CONTRIBUTED BY: Marvin Ray Burns A.G.S. (cum laude) | 2 months ago BY: Marvin Ray Burns A.G.S. (cum laude)
Challenges , Education , High-Performance Computing , Mathematica , ...
22
REPLIES
1.2M
VIEWS

Mathematical Games: knots and crossing numbers

CONTRIBUTED BY: Ed Pegg | 3 months ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Demonstrations , Discrete Mathematics , ...
1
REPLIES
1.3K
VIEWS

Hamiltonian-type paths without crossings in regular polygons

CONTRIBUTED BY: Shenghui Yang | 3 months ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Computer-Based Maths , Computer Science , ...
1
REPLIES
1.5K
VIEWS

Only 2nd Time in 11 Years: Debated "S" Enters NY Times Spelling Bee—Data Spells the Verdict

CONTRIBUTED BY: Jeff Weidenaar | 3 months ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Computational Humanities , ...
1
REPLIES
1.6K
VIEWS

Mathematical Games: unit-distance graphs

CONTRIBUTED BY: Ed Pegg | 4 months ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Demonstrations , Dynamic Interactivity , ...
1
REPLIES
1.9K
VIEWS

Letter Boxed: the elusive 1-word solutions

CONTRIBUTED BY: Jeff Weidenaar | 5 months ago BY: G West
Staff Picks , Challenges , Interface Construction , ...
2
REPLIES
8.1K
VIEWS

Mathematical Games: covering sets

CONTRIBUTED BY: Ed Pegg | 5 months ago BY: Ed Pegg
Staff Picks , Challenges , Demonstrations , Dynamic Interactivity , ...
2
REPLIES
1.7K
VIEWS

[WSRP25] Analyzing higher dimensions of the sliding block puzzle

CONTRIBUTED BY: Eddy Zhang | 5 months ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Graphics and Visualization , ...
1
REPLIES
1.7K
VIEWS

Mathematical Games 30: Measuring the Universe

CONTRIBUTED BY: Ed Pegg | 6 months ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Challenges , Demonstrations , ...
1
REPLIES
1.9K
VIEWS

AI agent AlphaEvolve finds new solution for a packing problem

CONTRIBUTED BY: Ed Pegg | 7 months ago BY: EDITORIAL BOARD
Staff Picks , Artificial Intelligence , Challenges , Geometry , ...
1
REPLIES
13.7K
VIEWS

Mathematical Games: polygons and polynomials

CONTRIBUTED BY: Ed Pegg | 7 months ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Demonstrations , Dynamic Interactivity , ...
1
REPLIES
2.1K
VIEWS

Mathematical Games: Famous Equations

CONTRIBUTED BY: Ed Pegg | 8 months ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Demonstrations , Dynamic Interactivity , ...
1
REPLIES
2.1K
VIEWS

A-Puzzle-A-Day solver: shapes placement on calendar board

CONTRIBUTED BY: Kotaro Okazaki | 9 months ago BY: Brad Klee
Staff Picks , Challenges , Computational Humanities , ...
5
REPLIES
17.9K
VIEWS

Mathematical Games: puzzles on a square grid

CONTRIBUTED BY: Ed Pegg | 10 months ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Demonstrations , Dynamic Interactivity , ...
1
REPLIES
4.9K
VIEWS

Red pin puzzle: tracking patterns in motion with two different frequencies

CONTRIBUTED BY: Vitaliy Kaurov | 10 months ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Graphics and Visualization , ...
1
REPLIES
2.7K
VIEWS

Mathematical Games: 2025, other numbers and OEIS

CONTRIBUTED BY: Ed Pegg | 11 months ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Demonstrations , Dynamic Interactivity , ...
1
REPLIES
7.5K
VIEWS

Advent of code 2024: Wolfram Language solutions by Nikolay Murzin

CONTRIBUTED BY: Nikolay Murzin | 11 months ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Dynamic Interactivity , Events & Media , ...
1
REPLIES
2.5K
VIEWS

Advent of code 2024: Wolfram Language solutions by Peter Falloon

CONTRIBUTED BY: Peter Falloon | 11 months ago BY: Vitaliy Kaurov
Staff Picks , Challenges , Events & Media , ...
3
REPLIES
2.5K
VIEWS

Solving polycube puzzles by applying the exact cover problem

CONTRIBUTED BY: Curran Flanders | 0 months ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Graphics and Visualization , Recreation , ...
1
REPLIES
2.9K
VIEWS
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Group Count Group Count

84 Discussions

Group Branding Group Branding

New Discussion New Discussion

ACTIVE MEMBERS ACTIVE MEMBERS

ACTIVE MEMBERS
edp
Ed Pegg
15 days ago
shenghuiy
Shenghui Yang
18 days ago
jeffw
Jeff Weidenaar
3 months ago
eddyzhang10
Eddy Zhang
5 months ago
okazakikotaro
Kotaro Okazaki
1 month ago
vitaliyk
Vitaliy Kaurov
1 day ago
murzinnikolay
Nikolay Murzin
7 months ago

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