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Discrete Mathematics

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

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Patchwork with coexisting cellular automata

CONTRIBUTED BY: Phileas Dazeley-Gaist | 3 months ago BY: EDITORIAL BOARD

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540

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Companion to "Base Fibonacci - Numberphile"

CONTRIBUTED BY: Shenghui Yang | 3 months ago BY: EDITORIAL BOARD

Staff Picks , Algebra , Discrete Mathematics , ...

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625

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Visual explanation of the problem Putnam 2025 A3

CONTRIBUTED BY: Shenghui Yang | 4 months ago BY: EDITORIAL BOARD

Staff Picks , Discrete Mathematics , Game Development , ...

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1.3K

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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 , ...

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995

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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 , ...

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679

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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 , ...

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951

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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 , ...

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626

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Random minimum spanning trees and Riemann Zeta function

CONTRIBUTED BY: Shenghui Yang | 5 months ago BY: EDITORIAL BOARD

Staff Picks , Curated Data , Discrete Mathematics , ...

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Exploring moduli of dyadically resolved trinomials

CONTRIBUTED BY: Shenghui Yang | 7 months ago BY: EDITORIAL BOARD

Staff Picks , Algebra , Discrete Mathematics , ...

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1.5K

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Mathematical Games: knots and crossing numbers

CONTRIBUTED BY: Ed Pegg | 7 months ago BY: EDITORIAL BOARD

Staff Picks , Challenges , Demonstrations , Discrete Mathematics , ...

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3.2K

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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 , ...

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2.3K

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Combinatorics, calculus, Bell polynomials, and you

CONTRIBUTED BY: Dan McDonald | 7 months ago BY: EDITORIAL BOARD

Staff Picks , Calculus , Computer-Based Maths , ...

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1.8K

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Evolving cellular automata to match functions

CONTRIBUTED BY: Eric Parfitt | 9 months ago BY: EDITORIAL BOARD

Staff Picks , Biological Sciences , Computational Systems , ...

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1.8K

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[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 , ...

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3.7K

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[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 , ...

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1.7K

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OEIS A381050: Down-under-down shuffle with steps

CONTRIBUTED BY: Shenghui Yang | 11 months ago BY: EDITORIAL BOARD

Staff Picks , Computational Humanities , Discrete Mathematics , ...

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2.4K

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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 , ...

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1.7K

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[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 , ...

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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 , ...

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[BOOK] Transformation functions and symmetry

CONTRIBUTED BY: Barry H Dayton | 2 years ago BY: EDITORIAL BOARD

Staff Picks , Calculus , Computational Systems , ...

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2.8K

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350 Discussions

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Alejandra Ortiz Duran

2 months ago

Phileas Dazeley-Gaist

2 months ago

Shenghui Yang

12 days ago

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