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Everything from arithmetic, algebra, calculus, and geometry to analysis, logic, set theory, and uncertainty.

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Happy √2²²-22 -- And other ways to calculate 2026

CONTRIBUTED BY: Ed Pegg | 4 months ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Graphics and Visualization , Mathematics
3
REPLIES
3.3K
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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 , ...
1
REPLIES
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 , ...
1
REPLIES
1K
VIEWS

Application of unified transform (Fokas method) to one-dimensional heat equation on the half line

CONTRIBUTED BY: Athanasios Paraskevopoulos | 4 months ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Computer-Based Maths , Education , ...
1
REPLIES
800
VIEWS

From the steam age to quantum fields: a unified approach via UD tensorial calculus

CONTRIBUTED BY: Brian Beckman | 3 months ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Geometry , Mathematics , Physics , ...
1
REPLIES
1K
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
4.1K
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Mathematical Games: mathematical constants

CONTRIBUTED BY: Ed Pegg | 4 months ago BY: Ed Pegg
Staff Picks , Algebra , Curated Data , Graphics and Visualization , ...
2
REPLIES
1K
VIEWS

The discrete Green's theorem residue: deriving alpha, mass, and vacuum energy from geometric limits

CONTRIBUTED BY: Charles Cook | 4 months ago BY: Charles Cook
Mathematics , Physics , Wolfram Fundamental Physics Project
1
REPLIES
787
VIEWS

Introduction to dynamic economic models: Dynamic inflation models II

CONTRIBUTED BY: Hee-Young Shin | 4 months ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Calculus , Economics , Education , ...
1
REPLIES
622
VIEWS

Introduction to dynamic economic models: dynamic inflation models I

CONTRIBUTED BY: Hee-Young Shin | 4 months ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Economics , Education , Equation Solving , ...
1
REPLIES
698
VIEWS

Learning Feature Importance for Quantum Noise Classification with Multilayer Perceptrons

CONTRIBUTED BY: Guhan Thiagarajan | 4 months ago
Computer Science , Graphics and Visualization , Machine Learning , ...
0
REPLIES
1.1K
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
646
VIEWS

Monads natural transformations: categories for the working programmers

CONTRIBUTED BY: Dara Shayda | 4 months ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Computer Science , Image Processing , ...
3
REPLIES
708
VIEWS

Multifield forecasting model

CONTRIBUTED BY: Min Geun Lee | 4 months ago
Data Science , Mathematics , Modeling , Statistics and Probability
0
REPLIES
628
VIEWS

Backwards derivation Lagrangian density: classical 1D string segmentation bridging particle-field

CONTRIBUTED BY: Brian Beckman | 4 months ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Graphics and Visualization , Mathematics , ...
1
REPLIES
1.2K
VIEWS

Dynamic geometry via treating transformation functions as moving points with orientation and scale

CONTRIBUTED BY: Barry H Dayton | 5 months ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Geometry , Graphics and Visualization , ...
1
REPLIES
611
VIEWS

Land a rocket or balance a robot: linear quadratic regulator control of sliding-base inverted rod

CONTRIBUTED BY: Brian Beckman | 5 months ago BY: Brian Beckman
Staff Picks , Control Systems , Engineering , ...
2
REPLIES
1.3K
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
590
VIEWS

The 6th order n^(1/n) formula for the MRB constant

CONTRIBUTED BY: Marvin Ray Burns A.G.S. (cum laude) | 5 months ago
Mathematics , Numerical Computation , Wolfram Language
0
REPLIES
1K
VIEWS

Mathematical Games: Fractals Part 2 - applications, complex sets, and substitution rules

CONTRIBUTED BY: Ed Pegg | 5 months ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Demonstrations , Events & Media , Geometry , ...
1
REPLIES
1.3K
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