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

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Computing Hessian matrix (norm[2](x)) in Wolfram Alpha

QUESTION FROM: GIL Lapid Shafriri | 3 years ago
Mathematica , Mathematics , Wolfram|Alpha
0
REPLIES
2K
VIEWS

Log of products to sum of logs rule

QUESTION FROM: Mateusz Berezecki | 3 years ago BY: Daniel Lichtblau
Algebra , Mathematics , Wolfram Language
1
REPLIES
2.5K
VIEWS

Dodecahedron small triambic icosahedron compound

CONTRIBUTED BY: Oliver Seipel | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Curated Data , Geometry , Graphics and Visualization , ...
1
REPLIES
4.7K
VIEWS

Optimize search for rational numbers on unit circle?

QUESTION FROM: Vitaliy Kaurov | 3 years ago BY: Jari Kirma
High-Performance Computing , Mathematics , Numerical Computation , ...
11
REPLIES
8.2K
VIEWS

H-fractal tree

CONTRIBUTED BY: Sandor Kabai | 3 years ago
Dynamic Interactivity , Geometry , Graphics and Visualization , ...
0
REPLIES
1.3K
VIEWS

Minimum surface of honeycomb

CONTRIBUTED BY: Sandor Kabai | 3 years ago
Dynamic Interactivity , Geometry , Graphics and Visualization , ...
0
REPLIES
1.4K
VIEWS

Computing volume inside a given surface

QUESTION FROM: Claude Mante | 3 years ago BY: Roland Franzius
Graphics and Visualization , Optimization , Mathematics , ...
1
REPLIES
4.1K
VIEWS

Openable cosine dome

CONTRIBUTED BY: Sandor Kabai | 3 years ago
Dynamic Interactivity , Engineering , Geometry , ...
0
REPLIES
1.4K
VIEWS

Rolling bridge curls up into an octahedral shape

CONTRIBUTED BY: Sandor Kabai | 3 years ago BY: Arnoud Buzing
Dynamic Interactivity , Engineering , Geometry , ...
1
REPLIES
3.2K
VIEWS

Length of line illusion

CONTRIBUTED BY: Sandor Kabai | 3 years ago
Dynamic Interactivity , Geometry , Graphics and Visualization , ...
0
REPLIES
1.1K
VIEWS

Bascule bridge: two leaves balanced around fulcrums with counterweights

CONTRIBUTED BY: Sandor Kabai | 3 years ago
Dynamic Interactivity , Engineering , Geometry , ...
0
REPLIES
1.4K
VIEWS

Expandable circular table

CONTRIBUTED BY: Sandor Kabai | 3 years ago
Dynamic Interactivity , Geometry , Graphics and Visualization , ...
0
REPLIES
1.3K
VIEWS

Dirac's Large Numbers Coincidences and The Combinatorial Hierarchy

CONTRIBUTED BY: James Bowery | 3 years ago
Curated Data , Mathematics , Physics , Wolfram Language
0
REPLIES
2.6K
VIEWS

Unable to solve this system of equations with WolframPro

QUESTION FROM: Alessandro Quattrini | 3 years ago BY: Eric Rimbey
Algebra , Calculus , Equation Solving , Mathematics , Wolfram|Alpha
4
REPLIES
3.1K
VIEWS

NSolve gives correct solution after splitting real and imaginary equations

QUESTION FROM: Bert Aerts | 3 years ago BY: Bert Aerts
Algebra , Equation Solving , Graphics and Visualization , ...
1
REPLIES
3.9K
VIEWS

RandomPoint also works with implicit regions

CONTRIBUTED BY: Frank Kampas | 3 years ago
Geometry , Graphics and Visualization , Mathematics , Wolfram Language
0
REPLIES
1.6K
VIEWS

Volume enclosed by a spherical function with constants

QUESTION FROM: S G | 3 years ago BY: S G
Calculus , Mathematics , Wolfram Language
2
REPLIES
4.8K
VIEWS

Nonuniform circular motion

QUESTION FROM: Peter Burbery | 3 years ago
Equation Solving , Geometry , Graphics and Visualization , ...
0
REPLIES
1.9K
VIEWS

The compound of ten tetrahedra

CONTRIBUTED BY: Oliver Seipel | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Computational Humanities , Geometry , ...
1
REPLIES
4.8K
VIEWS

Counting operators in Effective Field Theories

CONTRIBUTED BY: Jonáš Dujava | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Group Theory , High-Performance Computing , ...
1
REPLIES
4K
VIEWS

How to find the moment of inertia of a symbolic octahedron at an angle?

QUESTION FROM: Peter Burbery | 3 years ago BY: Roland Franzius
Geometry , Mathematics , Wolfram Language
1
REPLIES
2.9K
VIEWS

The Collatz conjecture: An investigation using infinite integer sequences.

CONTRIBUTED BY: Keith Stendall | 3 years ago
Algebra , Dynamic Interactivity , Graphics and Visualization , ...
0
REPLIES
3.2K
VIEWS

Generalization of the Galilei- and Lorentz-transformations

CONTRIBUTED BY: Oliver Seipel | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Equation Solving , Graphics and Visualization , ...
1
REPLIES
4.7K
VIEWS

How to check expressions for symbolic equality?

QUESTION FROM: W T | 3 years ago BY: Eric Rimbey
Mathematics , Symbolic Computations , Wolfram|Alpha , Wolfram Language
8
REPLIES
12.2K
VIEWS

3D animated postcard of a Christmas tree with snow

CONTRIBUTED BY: David Balandra | 3 years ago BY: David Balandra
Staff Picks , Computational Humanities , Geometry , ...
3
REPLIES
7.7K
VIEWS

Solution for equation that models a car on a banked curve?

QUESTION FROM: Peter Burbery | 3 years ago BY: Mariusz Iwaniuk
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
3.5K
VIEWS

Quantum error-correction and magic state distillation

CONTRIBUTED BY: William Munizzi | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Computational Systems , Discrete Mathematics , ...
1
REPLIES
5.9K
VIEWS

Calculation of "Ricci rotation coefficients" OR "Spin connections"

QUESTION FROM: Chandrachur Chakraborty | 3 years ago BY: Chandrachur Chakraborty
Astronomy , Calculus , Mathematics , Physics , Wolfram Language
2
REPLIES
4.7K
VIEWS

Erf[2] returns Erf[2] but Erf[2.0] 0.995322

QUESTION FROM: Gijsbert Wiesenekker | 3 years ago BY: Sander Huisman
Mathematics , Statistics and Probability , Wolfram Language
1
REPLIES
4.2K
VIEWS

Summation over the roots of the Zeta function in the critical strip

CONTRIBUTED BY: Oliver Seipel | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Calculus , Computer-Based Maths , ...
1
REPLIES
4.7K
VIEWS

How to solve overdetermined system of nonlinear ODEs?

QUESTION FROM: Burhanuddin Safi | 3 years ago BY: Burhanuddin Safi
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
5
REPLIES
4.6K
VIEWS

Left-associativity of division operator `$/$' not always used in WA

QUESTION FROM: Markus Scheuer | 3 years ago
Algebra , Mathematics , Wolfram|Alpha
0
REPLIES
2K
VIEWS

Solve an non-homogeneous system of equations mod Z (integers)

QUESTION FROM: Hongyi Zhao | 2 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematics , Wolfram Language
29
REPLIES
9.6K
VIEWS

Intro to event-driven programming: hard square collisions

CONTRIBUTED BY: Brad Klee | 3 years ago BY: Brad Klee
Staff Picks , Geometry , Graphics and Visualization , Mathematics , ...
2
REPLIES
6.4K
VIEWS

Integrate function yielding two different answers

QUESTION FROM: Tim Kirkpatrick | 3 years ago BY: Tim Kirkpatrick
Calculus , Mathematics , Wolfram Language
8
REPLIES
5.1K
VIEWS

Angle between two complex 2-vectors

CONTRIBUTED BY: Brad Klee | 4 years ago BY: Brad Klee
Staff Picks , Algebra , Mathematics , Wolfram Language
2
REPLIES
6K
VIEWS

How do I post a very simple Mathematica notebook to WR to publish?

QUESTION FROM: Greg Parker | 3 years ago BY: Greg Parker
Mathematics , Wolfram Function Repository , Wolfram Language
3
REPLIES
3.6K
VIEWS

Exploring equations in System Modeler

CONTRIBUTED BY: Ankit Naik | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Engineering , Equation Solving , Know-How , ...
1
REPLIES
7.1K
VIEWS

What is the benefit of using formal variables?

QUESTION FROM: Peter Burbery | 4 years ago BY: Henrik Schachner
Mathematics , Wolfram Function Repository , Wolfram Language
2
REPLIES
3.9K
VIEWS

How to delete cases of complex numbers with a four point parabola?

QUESTION FROM: Peter Burbery | 4 years ago BY: Peter Burbery
Mathematics , Wolfram Language
2
REPLIES
2.1K
VIEWS

Creating a table of integrals with Inactive[Integrate]

CONTRIBUTED BY: Peter Burbery | 4 years ago
Calculus , Computer-Based Maths , Education , Mathematics , ...
0
REPLIES
1.4K
VIEWS

Dividing a square into similar but unequal pieces

CONTRIBUTED BY: Ed Pegg | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Equation Solving , Graphics and Visualization , ...
2
REPLIES
8.4K
VIEWS

Amplitude and phase of a Fourier-transformed image

CONTRIBUTED BY: Markus van | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Graphics and Visualization , Image Processing , ...
1
REPLIES
5.2K
VIEWS

Working through implicit differentiation exercises

CONTRIBUTED BY: Peter Burbery | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Computer-Based Maths , Education , Equation Solving , ...
1
REPLIES
4.9K
VIEWS

Partial differential equations in Wolfram|Alpha

QUESTION FROM: Athanasios Paraskevopoulos | 4 years ago
Calculus , Equation Solving , Mathematics , Wolfram|Alpha
0
REPLIES
1.3K
VIEWS

Geometrical features associated with cluster of 30 cubes

CONTRIBUTED BY: Sandor Kabai | 4 years ago
Dynamic Interactivity , Geometry , Graphics and Visualization , ...
0
REPLIES
1.2K
VIEWS

Pentagonal art template related to rhombic hexecontahedron

CONTRIBUTED BY: Sandor Kabai | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Computational Humanities , Geometry , ...
1
REPLIES
4.2K
VIEWS

Imperative vs functional style code of Euler's method for ODEs

CONTRIBUTED BY: Eric Rimbey | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Computer Science , Equation Solving , ...
1
REPLIES
6.1K
VIEWS

Expressing a mathematical equation as music

CONTRIBUTED BY: Samikshaa Natarajan | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Audio, Sound and Music , Computational Humanities , ...
1
REPLIES
13.8K
VIEWS

nxn Cartan matrices as representations of groups reduced by an 2xn polygon

CONTRIBUTED BY: Roger L. Bagula | 4 years ago BY: Ed Pegg
Algebra , Graphics and Visualization , Mathematics , Wolfram Language
1
REPLIES
4.2K
VIEWS
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