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Rule 30 exact binomial-Lucas lifting: boolean logic to integer coefficients, Stirling & support sets

CONTRIBUTED BY: Tigran Nersissian | 5 days ago BY: Tigran Nersissian
Staff Picks , Algebra , Computational Systems , ...
3
REPLIES
394
VIEWS

Hidden symmetry in permutation space

CONTRIBUTED BY: David Vasholz | 2 months ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Discrete Mathematics , ...
3
REPLIES
405
VIEWS

From integers to art: fractal geometry of digit-sum parities

CONTRIBUTED BY: Sergio Quiroga | 2 months ago BY: Sergio Quiroga
Staff Picks , Discrete Mathematics , Geometry , ...
2
REPLIES
488
VIEWS

Extended Rule-110 family via ANF over GF(2): prior art and validation of a factor onto Rule 110

QUESTION FROM: Tigran Nersissian | 2 months ago
Algebra , Computational Systems , Discrete Mathematics , ...
0
REPLIES
232
VIEWS

MGroups package: teaching finite group theory

CONTRIBUTED BY: Naman T. | 3 months ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Discrete Mathematics , Education , ...
1
REPLIES
486
VIEWS

How to solve tectonic puzzles using graph theory

CONTRIBUTED BY: Alejandra Ortiz Duran | 3 months ago BY: EDITORIAL BOARD
Staff Picks , Computer Science , Discrete Mathematics , ...
2
REPLIES
1K
VIEWS

Patchwork with coexisting cellular automata

CONTRIBUTED BY: Phileas Dazeley-Gaist | 3 months ago BY: EDITORIAL BOARD
Staff Picks , Computational Systems , Discrete Mathematics , ...
1
REPLIES
540
VIEWS

Companion to "Base Fibonacci - Numberphile"

CONTRIBUTED BY: Shenghui Yang | 3 months ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Discrete Mathematics , ...
1
REPLIES
625
VIEWS

Visual explanation of the problem Putnam 2025 A3

CONTRIBUTED BY: Shenghui Yang | 4 months ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Game Development , ...
1
REPLIES
1.3K
VIEWS

Maze making using graphs based on rectangular and hexagonal grids

CONTRIBUTED BY: Anton Antonov | 4 months ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Computational Humanities , ...
1
REPLIES
995
VIEWS

Numerically 2026 is unremarkable yet happy: semiprime with primitive roots

CONTRIBUTED BY: Anton Antonov | 2 months ago BY: Srinivasa Raghava
Staff Picks , Algebra , Discrete Mathematics , ...
7
REPLIES
4K
VIEWS

Introduction to dynamic economic models: the ISLM model with the capital stock and debt

CONTRIBUTED BY: Hee-Young Shin | 4 months ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Discrete Mathematics , ...
1
REPLIES
679
VIEWS

Introduction to dynamic economic models: The ISLM model

CONTRIBUTED BY: Hee-Young Shin | 4 months ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Calculus , Discrete Mathematics , Economics , ...
1
REPLIES
951
VIEWS

Introduction to dynamic economic models: Keynes's AD model with the capital stock and the debt

CONTRIBUTED BY: Hee-Young Shin | 4 months ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Calculus , Discrete Mathematics , Economics , ...
1
REPLIES
626
VIEWS

[Polihacks] The sons of Bill Gates: lognormal simulation cellular model

CONTRIBUTED BY: Adael Reyes | 5 months ago
Computational Systems , Discrete Mathematics , Mathematics , ...
0
REPLIES
583
VIEWS

Random minimum spanning trees and Riemann Zeta function

CONTRIBUTED BY: Shenghui Yang | 5 months ago BY: EDITORIAL BOARD
Staff Picks , Curated Data , Discrete Mathematics , ...
1
REPLIES
1K
VIEWS

Verifying origin/meaning of rule 54 formula on MathWorld

QUESTION FROM: Rudi Bjørnsen Stranden | 6 months ago
Computational Systems , Discrete Mathematics , Wolfram Science
0
REPLIES
566
VIEWS

Recamán's sequence, semi circles and spooky sound

CONTRIBUTED BY: Shenghui Yang | 6 months ago BY: Vitaliy Kaurov
Staff Picks , Audio, Sound and Music , Discrete Mathematics , ...
2
REPLIES
1.2K
VIEWS

Exploring moduli of dyadically resolved trinomials

CONTRIBUTED BY: Shenghui Yang | 7 months ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Discrete Mathematics , ...
1
REPLIES
1.5K
VIEWS

Mathematical Games: knots and crossing numbers

CONTRIBUTED BY: Ed Pegg | 7 months ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Demonstrations , Discrete Mathematics , ...
1
REPLIES
3.2K
VIEWS

Hamiltonian-type paths without crossings in regular polygons

CONTRIBUTED BY: Shenghui Yang | 7 months ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Computer-Based Maths , Computer Science , ...
1
REPLIES
2.3K
VIEWS

Combinatorics, calculus, Bell polynomials, and you

CONTRIBUTED BY: Dan McDonald | 7 months ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Computer-Based Maths , ...
1
REPLIES
1.8K
VIEWS

Evolving cellular automata to match functions

CONTRIBUTED BY: Eric Parfitt | 9 months ago BY: EDITORIAL BOARD
Staff Picks , Biological Sciences , Computational Systems , ...
1
REPLIES
1.8K
VIEWS

The Dædælus efficiency model: a formal comparison of bandwidth- and transaction-multiplexing

QUESTION FROM: Dean Gladish | 9 months ago
Discrete Mathematics , Graphics and Visualization , Mathematics , ...
0
REPLIES
1.4K
VIEWS

The metcalfe-boggs model: a formal analysis of statistical arbitration and efficiency

CONTRIBUTED BY: Dean Gladish | 9 months ago
Discrete Mathematics , Dynamic Interactivity , ...
0
REPLIES
1.2K
VIEWS

[WSRP25] Unambiguity properties in context-free grammars: identifying a maximal unambiguous rule set

CONTRIBUTED BY: Girish Prasad | 9 months ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Graphics and Visualization , ...
1
REPLIES
3.7K
VIEWS

[WSS25] Investigating rule space geometry on multi-state cellular automata

CONTRIBUTED BY: Davi Vieira da Silva | 9 months ago BY: Daniel Carvalho
Staff Picks , Computational Systems , Computer Science , ...
4
REPLIES
2.1K
VIEWS

[WSS25] Exploring continuous cellular automata with respect to small perturbations

CONTRIBUTED BY: Kiran Shrestha | 9 months ago BY: EDITORIAL BOARD
Staff Picks , Computational Systems , Discrete Mathematics , ...
1
REPLIES
1.7K
VIEWS

[WSS25] Searching for holes in the proof space

CONTRIBUTED BY: Saúl Bernal González | 9 months ago BY: Saúl Bernal González
Staff Picks , Discrete Mathematics , Graphics and Visualization , ...
8
REPLIES
2.6K
VIEWS

Dirac’s Hidden Formula? The Unexpected Power of Logs and Exponents in Number Representation

CONTRIBUTED BY: Jefferson Conza | 10 months ago
Discrete Mathematics , Graphics and Visualization , Mathematics , ...
0
REPLIES
1K
VIEWS

OEIS A381050: Down-under-down shuffle with steps

CONTRIBUTED BY: Shenghui Yang | 11 months ago BY: EDITORIAL BOARD
Staff Picks , Computational Humanities , Discrete Mathematics , ...
1
REPLIES
2.4K
VIEWS

Self-referential recurrence

QUESTION FROM: Paul Abbott | 11 months ago BY: Daniel Lichtblau
Discrete Mathematics , Mathematics
8
REPLIES
2.8K
VIEWS

Porosity calculation of complex three-dimensional model

QUESTION FROM: 扬 崔 | 0 months ago BY: 扬 崔
3D Printing , Discrete Mathematics , Geometry , ...
4
REPLIES
2.2K
VIEWS

Extending Matt Parker's List: 4 Primes p where tan(p) > p

CONTRIBUTED BY: Greg Hurst | 5 months ago BY: thunkii thunkies
Staff Picks , Discrete Mathematics , Graphics and Visualization , ...
4
REPLIES
4.5K
VIEWS

Request resources for mathematical foundations of higher-order topological dynamics in networks

QUESTION FROM: Amin Cheikhi | 0 months ago BY: Daniel Lichtblau
Algebra , Calculus , Discrete Mathematics , Mathematics , ...
3
REPLIES
2.8K
VIEWS

Exploring discrete integration with the help of ChatGPT

CONTRIBUTED BY: David Beteta | 1 year ago
Calculus , Discrete Mathematics , Mathematics , Wolfram Language
0
REPLIES
1.7K
VIEWS

[WELP24] On functional iteration and roots

CONTRIBUTED BY: Wolfram Education Programs | 1 year ago
Staff Picks , Calculus , Discrete Mathematics , Optimization , ...
0
REPLIES
2.9K
VIEWS

A radical expression for every day of the year

CONTRIBUTED BY: Curran Flanders | 1 year ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Graphics and Visualization , ...
1
REPLIES
1.7K
VIEWS

In terms of performance, how to get a solution to this equation with y being a perfect square ?

QUESTION FROM: Laël Cellier | 1 year ago BY: Daniel Lichtblau
Algebra , Discrete Mathematics , Equation Solving , Mathematics , ...
1
REPLIES
2K
VIEWS

[WWS25] Exploring vector fields on graphs and their derivations

CONTRIBUTED BY: Michelle Jing Dong | 1 year ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Discrete Mathematics , ...
1
REPLIES
2K
VIEWS

Ploting two recurrence in the same figure

QUESTION FROM: Raafat Abo-Zeid | 1 year ago BY: Raafat Abo-Zeid
Discrete Mathematics , Graphics and Visualization , Mathematics , ...
2
REPLIES
2K
VIEWS

Find the 2500th digit in 10000! (Number theory warmup for 2025)

CONTRIBUTED BY: Shenghui Yang | 1 year ago BY: EDITORIAL BOARD
Staff Picks , Computer-Based Maths , Cryptography , ...
1
REPLIES
3K
VIEWS

[BOOK] Transformation functions and symmetry

CONTRIBUTED BY: Barry H Dayton | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Computational Systems , ...
1
REPLIES
2.8K
VIEWS

How to specify incremental constraint in LongestOrderedSequence?

QUESTION FROM: Richard Frost | 2 years ago BY: Michael Rogers
Discrete Mathematics , Mathematics , Signal Processing , ...
10
REPLIES
3.2K
VIEWS

Analysis of the Mexico City subway network

CONTRIBUTED BY: Alejandra Ortiz Duran | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Dynamic Interactivity , ...
1
REPLIES
7.7K
VIEWS

On determinants of some tridiagonal matrices connected with Fibonacci numbers

CONTRIBUTED BY: Jefferson Conza | 2 years ago
Algebra , Discrete Mathematics , External Programs and Systems , ...
0
REPLIES
1.4K
VIEWS

Trapped knight path with wavy color

CONTRIBUTED BY: Shenghui Yang | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Dynamic Interactivity , ...
3
REPLIES
4.3K
VIEWS

Finding missing gems amidst chaos

CONTRIBUTED BY: Brad Klee | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Audio, Sound and Music , Computer Science , ...
1
REPLIES
5.6K
VIEWS

Make e at home with rolling dice

CONTRIBUTED BY: Shenghui Yang | 2 years ago BY: Frederick Wu
Staff Picks , Calculus , Computer-Based Maths , ...
5
REPLIES
5.4K
VIEWS

Solving Star Ocean's "Field of Wisdom"

CONTRIBUTED BY: Brad Klee | 2 years ago BY: Brad Klee
Staff Picks , Computer Science , Discrete Mathematics , ...
2
REPLIES
3.7K
VIEWS
1
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Tigran Nersissian
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David Vasholz
1 month ago
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Naman T.
2 months ago
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Alejandra Ortiz Duran
2 months ago
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Phileas Dazeley-Gaist
2 months ago
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Shenghui Yang
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