Group Abstract Group Abstract

«Groups
Discrete Mathematics
Join
Permutations, group theory, discrete calculus, integer sequences, combinatorial optimization...

Discussions List Discussions List

Random Snowflake Generator Based on Cellular Automaton

CONTRIBUTED BY: Silvia Hao | 12 years ago BY: Richard Gaylord
Staff Picks , Discrete Mathematics , Mathematica , Modeling , ...
7
REPLIES
63.8K
VIEWS

Formula for computing sqrt(2) of binary numbers

CONTRIBUTED BY: Mariusz Iwaniuk | 8 months ago BY: Maximilian Georgiev
Staff Picks , Discrete Mathematics , Equation Solving , Mathematics , ...
14
REPLIES
41.1K
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

Narayana Cow Triangle Fractal

CONTRIBUTED BY: Ed Pegg | 6 years ago BY: Yasmin Hussain
Staff Picks , Algebra , Discrete Mathematics , Geometry , ...
6
REPLIES
33.7K
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
32K
VIEWS

Solving Sudoku puzzles with Graph Theory

CONTRIBUTED BY: Alejandra Ortiz Duran | 2 years ago BY: Hongyang Cao
Staff Picks , Challenges , Computer-Based Maths , ...
10
REPLIES
31.7K
VIEWS

Wolfram Language analysis of Reddit's sixty-second-button

CONTRIBUTED BY: David Gathercole | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Data Science , Discrete Mathematics , ...
4
REPLIES
31.1K
VIEWS

A New Solid of Constant Width

CONTRIBUTED BY: Ed Pegg | 10 years ago BY: Ed Pegg
Staff Picks , 3D Printing , Computer-Based Maths , ...
4
REPLIES
25.8K
VIEWS

[WSG23] Daily Study Group: Introduction to Discrete Mathematics

CONTRIBUTED BY: Marc Vicuna | 2 years ago BY: Marc Vicuna
Discrete Mathematics , Education , Events & Media , ...
60
REPLIES
24.1K
VIEWS

LinearProgramming approach for "best teams" algorithm

CONTRIBUTED BY: Anton Antonov | 9 years ago BY: Peter Parker
Staff Picks , Calculus , Discrete Mathematics , Equation Solving , ...
12
REPLIES
22.4K
VIEWS

[WSC19] Pattern Periodicity in Diagonals of the Rule 45 Cellular Automaton

CONTRIBUTED BY: Aniruddh Sriram | 7 years ago BY: Aniruddh Sriram
Discrete Mathematics , Graphics and Visualization , Mathematics , ...
2
REPLIES
21.2K
VIEWS

Area/Volume of a Triangle, Tetrahedron, 4-Simplex, 5-Simplex, ....

CONTRIBUTED BY: Ed Pegg | 7 years ago BY: Majid Mohammadi
Staff Picks , Algebra , Discrete Mathematics , Geometry , ...
2
REPLIES
20.5K
VIEWS

A 5-chromatic unit distance graph

CONTRIBUTED BY: Ed Pegg | 8 years ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Geometry , ...
2
REPLIES
20.4K
VIEWS

Visualizing Euler's Number

CONTRIBUTED BY: Jesse Dohmann | 8 years ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Graphics and Visualization , ...
6
REPLIES
20.1K
VIEWS

Sparse Ruler Conjecture

CONTRIBUTED BY: Ed Pegg | 7 years ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Graphics and Visualization , ...
2
REPLIES
19.3K
VIEWS

Pool Noodle Spikey

CONTRIBUTED BY: Ed Pegg | 8 years ago BY: Alex Driega
Staff Picks , Discrete Mathematics , Dynamic Interactivity , ...
2
REPLIES
19.2K
VIEWS

[GiF] Mandelzoom one-liner

CONTRIBUTED BY: Michael Sollami | 8 years ago BY: K aa
Staff Picks , Discrete Mathematics , Dynamic Interactivity , ...
4
REPLIES
19K
VIEWS

The Delian Brick and other 3D self-similar dissections

CONTRIBUTED BY: Ed Pegg | 8 years ago BY: EDITORIAL BOARD
Staff Picks , 3D Printing , Algebra , Discrete Mathematics , ...
1
REPLIES
18.8K
VIEWS

A miracle Sudoku discovery - duplicate bridge

CONTRIBUTED BY: Ed Pegg | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Graphics and Visualization , ...
4
REPLIES
18.5K
VIEWS

Impression of the Kaprekar´s routine with 5, 6, 7 and 8 digit numbers

CONTRIBUTED BY: Claudio Chaib | 6 years ago BY: EDITORIAL BOARD
Staff Picks , Data Science , Discrete Mathematics , ...
3
REPLIES
18.3K
VIEWS

The Hippasus Primes

CONTRIBUTED BY: Ed Pegg | 8 years ago BY: Ed Pegg
Staff Picks , Discrete Mathematics , Graphics and Visualization , ...
3
REPLIES
18.3K
VIEWS

For Pi Day: Volume=3.141 -- The Canonical Tetragonal Antiwedge Hexahedron

CONTRIBUTED BY: Ed Pegg | 8 years ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Discrete Mathematics , Geometry , ...
1
REPLIES
18.2K
VIEWS

Twelve Prisms

CONTRIBUTED BY: Ed Pegg | 8 years ago BY: EDITORIAL BOARD
Staff Picks , 3D Printing , Algebra , Discrete Mathematics , ...
2
REPLIES
17.5K
VIEWS

A Mondrian art problem poster

CONTRIBUTED BY: Ed Pegg | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Geometry , ...
3
REPLIES
17.5K
VIEWS

Advances in Squared Squares

CONTRIBUTED BY: Ed Pegg | 6 years ago BY: EDITORIAL BOARD
Staff Picks , Demonstrations , Discrete Mathematics , Geometry , ...
5
REPLIES
17.5K
VIEWS

Mrs. Perkins's Quilts

CONTRIBUTED BY: Ed Pegg | 9 years ago BY: EDITORIAL BOARD
Staff Picks , Computational Systems , Curated Data , ...
2
REPLIES
17.4K
VIEWS

The Octagonal Dodecahedron

CONTRIBUTED BY: Ed Pegg | 8 years ago BY: EDITORIAL BOARD
Staff Picks , 3D Printing , Algebra , Discrete Mathematics , ...
1
REPLIES
17.2K
VIEWS

Schmidt arrangements: Mobius transformation application

CONTRIBUTED BY: Christophe Favergeon | 5 years ago BY: Christophe Favergeon
Staff Picks , Algebra , Discrete Mathematics , ...
10
REPLIES
17.2K
VIEWS

Computational implementation of the German Enigma Machine

CONTRIBUTED BY: Ali Hashmi | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Computational Linguistics , Computer Science , ...
10
REPLIES
17.1K
VIEWS

Smallest program that leads to each integer

CONTRIBUTED BY: Eric Parfitt | 5 years ago BY: Rohit Namjoshi
Staff Picks , Computational Systems , Computer Science , ...
3
REPLIES
17K
VIEWS

[WSS19] Systematic Randomness Testing

CONTRIBUTED BY: Emmy Blumenthal | 7 years ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Graphics and Visualization , ...
4
REPLIES
16.1K
VIEWS

[WSC19]Determination of Logical Universality in Cellular Automaton code 624

CONTRIBUTED BY: brian luvalle | 7 years ago BY: Sunny Wang
Computational Systems , Discrete Mathematics , ...
2
REPLIES
16K
VIEWS

Arrange Playing Cards for Phone Number with MaTeX

CONTRIBUTED BY: Shenghui Yang | 6 years ago BY: Szabolcs Horvát
Staff Picks , Discrete Mathematics , Game Development , ...
3
REPLIES
15.9K
VIEWS

A perfect similar rectangle dissection

CONTRIBUTED BY: Ed Pegg | 8 years ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Demonstrations , Discrete Mathematics , ...
1
REPLIES
15.8K
VIEWS

The Chaos Game - infinitygon and Markov-chains - part III

CONTRIBUTED BY: Sander Huisman | 7 years ago BY: Sander Huisman
Staff Picks , Discrete Mathematics , Geometry , ...
2
REPLIES
15.8K
VIEWS

The Smallest Projective Space and other lines of 3

CONTRIBUTED BY: Ed Pegg | 10 years ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Geometry , ...
1
REPLIES
15.7K
VIEWS

Splitting a Googolplex for Goldbach

CONTRIBUTED BY: Ed Pegg | 9 years ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Mathematics , ...
1
REPLIES
15.5K
VIEWS

GeometricScene: Circles in Circle packing (A023393 OEIS)

CONTRIBUTED BY: Claudio Chaib | 6 years ago BY: EDITORIAL BOARD
Staff Picks , Computational Systems , Discrete Mathematics , ...
1
REPLIES
15.5K
VIEWS

[WSS20] Full Discretization of Local Gauge Invariance

CONTRIBUTED BY: Graham Van Goffrier | 6 years ago BY: Yukitoshi Fujimura
Staff Picks , Discrete Mathematics , Geometry , Graphs and Networks , ...
2
REPLIES
15.4K
VIEWS

Triangle Centers in the 2D, 3D, Spherical and Hyperbolic

CONTRIBUTED BY: Ed Pegg | 8 years ago BY: Ed Pegg
Algebra , Demonstrations , Discrete Mathematics , ...
2
REPLIES
15.2K
VIEWS

Prime Digit Sums

CONTRIBUTED BY: John Shonder | 8 years ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Mathematics , Recreation , ...
2
REPLIES
15K
VIEWS

Powers of 71, an explicit exercise in number theory

CONTRIBUTED BY: Luis Antonio Vasquez Reina | 7 years ago BY: William Isaacs
Staff Picks , Algebra , Discrete Mathematics , Mathematics , ...
6
REPLIES
14.9K
VIEWS

The 2021 Problem

CONTRIBUTED BY: Ed Pegg | 5 years ago BY: F. Lai
Staff Picks , Computer-Based Maths , Discrete Mathematics , ...
3
REPLIES
14.6K
VIEWS

The Continued Logarithm of ?

CONTRIBUTED BY: Bill Gosper | 8 years ago BY: Vitaliy Kaurov
Staff Picks , Computer-Based Maths , Discrete Mathematics , ...
2
REPLIES
14.6K
VIEWS

“Lucky fool” 2x2 matrix multiplication: finding all possible pairs with WL

CONTRIBUTED BY: Rauan Kaldybaev | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Computer-Based Maths , Discrete Mathematics , ...
5
REPLIES
14.5K
VIEWS

See all halomethanes

CONTRIBUTED BY: Claudio Chaib | 7 years ago BY: Claudio Chaib
Staff Picks , Chemistry , Data Science , Discrete Mathematics , ...
13
REPLIES
14.5K
VIEWS

[Numberphile] - Amazing Graphs II

CONTRIBUTED BY: Sander Huisman | 7 years ago BY: Sander Huisman
Staff Picks , Compilation , Computer-Based Maths , ...
5
REPLIES
14.4K
VIEWS

[WSS16] New ServiceConnect Feature: Reddit in Mathematica 11

CONTRIBUTED BY: Swede White | 10 years ago BY: Dan Von Kohorn
Staff Picks , Computational Humanities , Data Science , ...
2
REPLIES
14.2K
VIEWS

[WSC21] Nim With a Pass: a computational analysis

CONTRIBUTED BY: Arul Kolla | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Graphics and Visualization , ...
1
REPLIES
14K
VIEWS

[Numberphile] - Amazing Graphs III

CONTRIBUTED BY: Sander Huisman | 7 years ago BY: EDITORIAL BOARD
Staff Picks , Computer-Based Maths , Discrete Mathematics , ...
5
REPLIES
13.9K
VIEWS
1
2
3
4
5

Group Count Group Count

350 Discussions

Group Branding Group Branding

New Discussion New Discussion

ACTIVE MEMBERS ACTIVE MEMBERS

ACTIVE MEMBERS
tigrannersissian
Tigran Nersissian
2 days ago
vasholz
David Vasholz
1 month ago
squirogas
Sergio Quiroga
1 month ago
namantaggar11
Naman T.
2 months ago
aleordu
Alejandra Ortiz Duran
2 months ago
phileasdg
Phileas Dazeley-Gaist
2 months ago
shenghuiy
Shenghui Yang
12 days ago

RELATED GROUPS RELATED GROUPS

RELATED GROUPS
Optimization 552 discussions 935 subscriptions
Wolfram Language 11K discussions 2K subscriptions
Mathematics 6K discussions 4K subscriptions
Staff Picks 2K discussions 832 subscriptions
Graphics and Visualization 4K discussions 1K subscriptions
Publication Materials 341 discussions 257 subscriptions
Computational Systems 136 discussions 734 subscriptions