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Permutations, group theory, discrete calculus, integer sequences, combinatorial optimization...

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(6n-1) type prime and (6n + 1) type prime

CONTRIBUTED BY: Koichi Ohno | 10 months ago BY: William Donelson
Discrete Mathematics , Graphics and Visualization , Mathematics , ...
2
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18.3K
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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
18.3K
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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
18.1K
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The Octagonal Dodecahedron

CONTRIBUTED BY: Ed Pegg | 8 years ago BY: EDITORIAL BOARD
Staff Picks , 3D Printing , Algebra , Discrete Mathematics , ...
1
REPLIES
18.1K
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Schmidt arrangements: Mobius transformation application

CONTRIBUTED BY: Christophe Favergeon | 5 years ago BY: Christophe Favergeon
Staff Picks , Algebra , Discrete Mathematics , ...
10
REPLIES
18K
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need help to price a european option using finite difference method

QUESTION FROM: Kausik Datta | 11 years ago BY: David Gathercole
Compilation , Discrete Mathematics , Finance , Mathematica , ...
1
REPLIES
17.5K
VIEWS

[WSS19] Systematic Randomness Testing

CONTRIBUTED BY: Emmy Blumenthal | 7 years ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Graphics and Visualization , ...
4
REPLIES
17.3K
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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
17.3K
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[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
17.2K
VIEWS

A perfect similar rectangle dissection

CONTRIBUTED BY: Ed Pegg | 8 years ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Demonstrations , Discrete Mathematics , ...
1
REPLIES
17.1K
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Illustration of fourier series for prime number counting functions

QUESTION FROM: Steven Clark | 10 years ago BY: Steven Clark
Calculus , Discrete Mathematics , Graphics and Visualization , ...
8
REPLIES
17K
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
16.8K
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[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
16.7K
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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
16.7K
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
16.7K
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
16.6K
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Splitting a Googolplex for Goldbach

CONTRIBUTED BY: Ed Pegg | 9 years ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Mathematics , ...
1
REPLIES
16.5K
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Labelling Special Edges of a Hasse Diagram

QUESTION FROM: Zev Woodstock | 11 years ago BY: Zev Woodstock
Discrete Mathematics , Graphics and Visualization , ...
2
REPLIES
16.3K
VIEWS

Prime Digit Sums

CONTRIBUTED BY: John Shonder | 8 years ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Mathematics , Recreation , ...
2
REPLIES
16.2K
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[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
16.2K
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