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[BOOK] Introduction to infrared and electro-optical systems

CONTRIBUTED BY: Mel Friedman | 30 days ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Graphics and Visualization , ...
2
REPLIES
7.1K
VIEWS

Einstein problem solved (aperiodic monotile discovery)

CONTRIBUTED BY: Ed Pegg | 30 days ago BY: Stan Wagon
Staff Picks , Challenges , Geometry , Graphics and Visualization , ...
10
REPLIES
23.1K
VIEWS

General relativity in the UD calculus

CONTRIBUTED BY: Brian Beckman | 1 month ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Calculus , Computer Science , Mathematics , ...
1
REPLIES
395
VIEWS

How do you derive the differential volume element in spherical coordinates d(tau) from Cartesian?

QUESTION FROM: Patrick Merrill | 1 month ago BY: Patrick Merrill
Calculus , Mathematics
3
REPLIES
326
VIEWS

Add-on topics for mark Rober's/CrunchLabs build box #6: strobe light animation/light refraction

QUESTION FROM: Stewart Dickson | 1 month ago
Geometry , Graphics and Visualization , Mathematics , Optics , ...
0
REPLIES
270
VIEWS

Mathematica Zoetropes!

CONTRIBUTED BY: Stewart Dickson | 1 month ago
Geometry , Graphics and Visualization , Mathematics , Recreation , ...
0
REPLIES
215
VIEWS

How to display the derivative result in the desired form?

QUESTION FROM: Bill Blair | 1 month ago BY: Bill Blair
Calculus , Mathematics , Symbolic Computations
4
REPLIES
331
VIEWS

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

CONTRIBUTED BY: Brian Beckman | 1 month ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Geometry , Mathematics , Physics , ...
1
REPLIES
728
VIEWS

How to obtain such a result when solving the system of equations?

QUESTION FROM: Bill Blair | 1 month ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Symbolic Computations
3
REPLIES
336
VIEWS

The Calabi-Yau manifold 5-4-tiles hyperbolic space

CONTRIBUTED BY: Stewart Dickson | 1 month ago
Graphics and Visualization , Mathematics , Physics
0
REPLIES
228
VIEWS

A better Wolfram Alpha Pro MathML nested fraction file upload example

CONTRIBUTED BY: Stewart Dickson | 1 month ago
Algebra , Mathematics , Wolfram|Alpha
0
REPLIES
203
VIEWS

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

CONTRIBUTED BY: Ed Pegg | 2 months ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Graphics and Visualization , Mathematics
3
REPLIES
1.5K
VIEWS

Why can't this identity hold problem be solved?

QUESTION FROM: Bill Blair | 2 months ago BY: Gianluca Gorni
Mathematics , Wolfram Language
1
REPLIES
395
VIEWS

How to calculate the 100th term of this recurrence relation?

QUESTION FROM: Bill Blair | 2 months ago BY: Gianluca Gorni
Algebra , Mathematics , Wolfram Language
2
REPLIES
382
VIEWS

Visual explanation of the problem Putnam 2025 A3

CONTRIBUTED BY: Shenghui Yang | 2 months ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Game Development , ...
1
REPLIES
644
VIEWS

Maze making using graphs based on rectangular and hexagonal grids

CONTRIBUTED BY: Anton Antonov | 2 months ago BY: EDITORIAL BOARD
Staff Picks , Challenges , Computational Humanities , ...
1
REPLIES
637
VIEWS

Try to beat these MRB constant records!

CONTRIBUTED BY: Marvin Ray Burns A.G.S. (cum laude) | 2 months ago BY: Marvin Ray Burns A.G.S. (cum laude)
Challenges , Education , High-Performance Computing , Mathematica , ...
23
REPLIES
1.2M
VIEWS

Viewing eigenvalues and eigenvectors

QUESTION FROM: Mitchell Sandlin | 2 months ago BY: Gianluca Gorni
Algebra , Graphics and Visualization , Mathematics
8
REPLIES
704
VIEWS

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

CONTRIBUTED BY: Charles Cook | 2 months ago BY: Charles Cook
Mathematics , Physics , Wolfram Fundamental Physics Project
1
REPLIES
497
VIEWS

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

CONTRIBUTED BY: Athanasios Paraskevopoulos | 2 months ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Computer-Based Maths , Education , ...
1
REPLIES
409
VIEWS
2
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Alejandro Latorre Chirot
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Roee Ziv
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Mitchell Sandlin
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Leah Berman
4 days ago
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Brian Beckman
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Ivan Siahlo
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