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Classical and quantum mechanics, electricity and magnetism, thermodynamics, high-energy and particle physics, condensed matter physics, biophysics.... Astronomy and optics are separate categories.

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Max Matrix Size

QUESTION FROM: Andrei Mouraviev | 10 years ago BY: Isaac Abraham
Mathematica , Physics
1
REPLIES
6K
VIEWS

How do I go about installing and using LevelScheme?

QUESTION FROM: Ricardo Garcia | 10 years ago BY: Sean Clarke
Chemistry , Mathematics , Physics
1
REPLIES
9K
VIEWS

Tippe Top Toy

CONTRIBUTED BY: Mariusz Iwaniuk | 10 years ago BY: Sam Carrettie
Numerical Computation , Physics , Wolfram Language
1
REPLIES
11.1K
VIEWS

Using LogLogPlot for a user defined function

QUESTION FROM: Sean Alto | 10 years ago BY: Bill Simpson
Mathematica , Physics , Signal Processing , Wolfram Language
1
REPLIES
7.2K
VIEWS

Error plotting a streamfunction in polar coordinates.

QUESTION FROM: Ally B | 10 years ago BY: S M Blinder
Engineering , Graphics and Visualization , Mathematics , Physics , ...
1
REPLIES
8.4K
VIEWS

Passing a record as an argument and using it in a simulation

QUESTION FROM: Marshall Feldman | 10 years ago BY: Michael Helmle
Computer Science , Mathematica , Modeling , Physics , ...
1
REPLIES
10.9K
VIEWS

I might have a problem with keybindings in mathematica. Please help.

QUESTION FROM: Jon Brogaard | 10 years ago BY: Tasneem Smadi
Computer Science , Mathematics , Physics
1
REPLIES
6K
VIEWS

Associated Legendre Polynomial

QUESTION FROM: D Sarkar | 10 years ago BY: S M Blinder
Calculus , Earth Science , Mathematica , Mathematics , ...
1
REPLIES
11K
VIEWS

Relativity using Mathematica

QUESTION FROM: Andrew Samson | 10 years ago BY: S M Blinder
Astronomy , Mathematics , Physics
1
REPLIES
7.7K
VIEWS

How do I use Mathematica to solve this problem?

QUESTION FROM: Billy Bob | 10 years ago BY: David Gathercole
Mathematics , Physics , Wolfram Language
1
REPLIES
5.3K
VIEWS

Graphing a function on Mathematica with axis.

QUESTION FROM: Shane VanDeman | 10 years ago BY: Sean Clarke
Graphics and Visualization , Physics , Wolfram Language
1
REPLIES
3.3K
VIEWS

FortranForm for ordinary differential equations

QUESTION FROM: dralucas | 10 years ago BY: Frank Kampas
Civil Engineering , Computer Science , Earth Science , Mathematics , ...
1
REPLIES
8.2K
VIEWS

How can I input the following question into Wolfram Alpha Pro?

QUESTION FROM: Arch Yeomans | 10 years ago BY: Bill Simpson
Mathematics , Physics , Wolfram|Alpha
1
REPLIES
9.2K
VIEWS

Estimating parameters based on lists of boundary conditions

QUESTION FROM: Julian Lovlie | 10 years ago BY: Jim Baldwin
Equation Solving , Mathematica , Optimization , Mathematics , ...
1
REPLIES
8.3K
VIEWS

Numerical solution of diff eqn from tabular data

QUESTION FROM: Bruce Weaver | 10 years ago BY: Marco Thiel
Astronomy , Computer Science , Data Science , Earth Science , ...
1
REPLIES
5.8K
VIEWS

Finding the range of positive or negative values

QUESTION FROM: Omer Tzuk | 10 years ago BY: Omer Tzuk
Calculus , Mathematica , Mathematics , Physics
1
REPLIES
4.8K
VIEWS

Using Replace in multiscale analysis

QUESTION FROM: Omer Tzuk | 10 years ago BY: Sean Clarke
Calculus , Equation Solving , Mathematica , Modeling , Physics , ...
1
REPLIES
6.1K
VIEWS

Plotting bifurcation diagrams using Mathematica

QUESTION FROM: Omer Tzuk | 10 years ago BY: Sean Clarke
Graphics and Visualization , Mathematica , Physics , Wolfram Language
1
REPLIES
29K
VIEWS

Plotting the wavefunctions for the hydrogen atom with Wolfram Alpha

QUESTION FROM: Maria Dimitrova | 10 years ago BY: S M Blinder
Graphics and Visualization , Physics , Wolfram|Alpha
1
REPLIES
16.2K
VIEWS

Trying To Obtain Fourier Cosine Coeficients of A Set of data

QUESTION FROM: Kale Oyedeji | 11 years ago BY: David Reiss
Computer Science , Mathematics , Mechanical Engineering , Physics , ...
1
REPLIES
11K
VIEWS

Starting out with Equation Trekker

QUESTION FROM: David Mackay | 11 years ago BY: Sander Huisman
Equation Solving , Mathematics , Physics
1
REPLIES
7.3K
VIEWS

Parallelization and NMinimize

QUESTION FROM: Yves Journaux | 11 years ago BY: W. Craig Carter
Chemical Engineering , Chemistry , Computer Science , ...
1
REPLIES
16.8K
VIEWS

How can I create a circular drum simulation using Mathematica?

QUESTION FROM: suvadip mandal | 11 years ago BY: David Reiss
Graphics and Visualization , Mathematica , Physics , Wolfram Language
1
REPLIES
6.5K
VIEWS

Taking the Best Fit of a Picture of the intensity of a beam?

QUESTION FROM: Keith Osborne | 11 years ago BY: Keith Osborne
Graphics and Visualization , Mathematica , Mathematics , ...
1
REPLIES
10.9K
VIEWS

How do I calculate the magnetic field around a rectangular shell?

QUESTION FROM: James Dilworth | 11 years ago BY: Vitaliy Kaurov
Physics , Wolfram Language
1
REPLIES
2.9K
VIEWS

Cannot solve differential equation for electron motion in Electric Field

QUESTION FROM: Phil R | 11 years ago BY: Kevin McCann
Calculus , Mathematica , Physics , Wolfram Language
1
REPLIES
6.3K
VIEWS

And the Nobel Prize Winners Are...

CONTRIBUTED BY: Emily Suess | 11 years ago BY: Bernat Espigulé
Graphics and Visualization , Physics ,
1
REPLIES
14.7K
VIEWS

Dropping rows of matrix whose 3rd element is smaller than a number

QUESTION FROM: Nilanjan Banik | 11 years ago BY: Frank Kampas
Astronomy , Mathematics , Physics
1
REPLIES
5K
VIEWS

Nonlinear first order partial differential equations-NDSolve::conarg

QUESTION FROM: Thomas Winkler | 11 years ago BY: Udo Krause
Mathematica , Numerical Computation , Physics
1
REPLIES
4.8K
VIEWS

i need to graph this fluid field

QUESTION FROM: hahernandezr hdz | 11 years ago BY: Bruce Miller
Engineering , Graphics and Visualization , Physics , Wolfram Language
1
REPLIES
5K
VIEWS

Where can I get simple data clustering algorithm?

QUESTION FROM: Akhdiyor Sattarov | 11 years ago BY: Itay Livni
Computer Science , Image Processing , Mathematics , Physics
1
REPLIES
6.3K
VIEWS

Help in understanding code in Wolfram demonstrations

QUESTION FROM: Petar M | 11 years ago BY: Tomas Garza
Physics
1
REPLIES
6.8K
VIEWS

Constructing matrix elements using functions and looping

QUESTION FROM: hbar omega | 11 years ago BY: David Reiss
Algebra , Mathematica , Mathematics , Numerical Computation , Physics
1
REPLIES
6K
VIEWS

NDsolve print timestep

QUESTION FROM: Cliff Joe | 11 years ago BY: Udo Krause
Education , Mathematics , Physics
1
REPLIES
9.1K
VIEWS

How to do a 3d graph rotation on gpu rather than cpu?

QUESTION FROM: Viacheslav Shishlov | 11 years ago BY: Bruce Miller
Data Science , External Programs and Systems , Image Processing , ...
1
REPLIES
16.2K
VIEWS

Thoroughly confused by NDSolve

QUESTION FROM: Phil Tooley | 11 years ago BY: Frank Kampas
Equation Solving , Mathematica , Mathematics , ...
1
REPLIES
4.9K
VIEWS

Sum and Derivate

QUESTION FROM: Simon Baumgarten | 11 years ago BY: Udo Krause
Mathematica , Physics , Wolfram Language
1
REPLIES
4.7K
VIEWS

We will all be there - European Wolfram Technology Conference 2014

CONTRIBUTED BY: Rita Crook | 11 years ago BY: Michael Belcher
Computer Science , Data Science , Engineering , Finance , ...
1
REPLIES
20.4K
VIEWS

Fits with differential equation

QUESTION FROM: Gael PATTON | 11 years ago BY: S M Blinder
Calculus , Mathematica , Numerical Computation , Physics
1
REPLIES
2.9K
VIEWS

Bethe Bloch Formula

QUESTION FROM: tanja.gesslbauer | 11 years ago BY: David Keith
Graphics and Visualization , Mathematica , Physics , Wolfram Language
1
REPLIES
5.2K
VIEWS

Brian Greene's World Science U and CDF

CONTRIBUTED BY: Emily Suess | 11 years ago BY: Bernat Espigulé
Computable Document Format , Education , Events & Media , ...
1
REPLIES
17K
VIEWS

Nodal Points in Bohmian Mechanics

CONTRIBUTED BY: Vitaliy Kaurov | 11 years ago BY: Klaus von Bloh
Demonstrations , Dynamic Interactivity , Mathematica , Physics , ...
1
REPLIES
13.5K
VIEWS

Wrong solution for Integrate

QUESTION FROM: Mafalda Dias | 11 years ago BY: Bill Simpson
Mathematica , Physics
1
REPLIES
1.8K
VIEWS

Method for unique collisions between 2 subdivided ellipsoids

QUESTION FROM: Michel Van de gaer | 11 years ago BY: Michel Van de gaer
Game Development , Geometry , Graphics and Visualization , ...
1
REPLIES
7.1K
VIEWS

Avoiding integral overflow computation?

QUESTION FROM: D K | 11 years ago BY: Sean Clarke
Calculus , Mathematica , Numerical Computation , Physics
1
REPLIES
10.5K
VIEWS

Sweeping parameter spaces using gzip-Entropy

CONTRIBUTED BY: Marco Thiel | 11 years ago BY: Hector Zenil
Data Science , Mathematica , Mathematics , Physics , ...
1
REPLIES
17.5K
VIEWS

Code for Representation Of Diffraction By Vector Summation

QUESTION FROM: John Mercer | 11 years ago BY: Sean Clarke
Physics
1
REPLIES
4.6K
VIEWS

Confused about ReleaseHold & Defer

QUESTION FROM: T Saab | 12 years ago BY: EDITORIAL BOARD
Computable Document Format , Demonstrations , Mathematica , Physics , ...
1
REPLIES
15.5K
VIEWS

Conoscopic Interference Patterns

QUESTION FROM: sean roubion | 12 years ago BY: Sam Carrettie
Mathematica , Optics , Physics , Wolfram Language
1
REPLIES
12K
VIEWS

Animating a racecar go around the track

QUESTION FROM: Megan Vineyard | 12 years ago BY: EDITORIAL BOARD
Dynamic Interactivity , Mathematica , Physics , Wolfram Language
1
REPLIES
7.8K
VIEWS

Plotting the pressure vs number of particles in a box

QUESTION FROM: Megan Vineyard | 12 years ago BY: Sean Clarke
Graphics and Visualization , Mathematica , Physics
1
REPLIES
4.1K
VIEWS

How loud can 22,000 cell phones be?

QUESTION FROM: Ed Pegg | 12 years ago BY: Sander Huisman
Physics
1
REPLIES
3.6K
VIEWS

incorrect calculation of Log[Exp[...]]

QUESTION FROM: ChiaWei Tu | 12 years ago BY: Sean Clarke
Mathematica , Mathematics , Physics
1
REPLIES
3.5K
VIEWS

Creating a line graph using the Manipulate command.

QUESTION FROM: Megan Vineyard | 12 years ago BY: Bruce Miller
Mathematics , Physics
1
REPLIES
4K
VIEWS

Fitting a function - the result of a NDSolve

QUESTION FROM: Elwood Blues | 12 years ago BY: Bruce Miller
Computer Science , Data Science , Education , Material Sciences , ...
1
REPLIES
17.2K
VIEWS

Finding time it will take an object to move from point a to point b

QUESTION FROM: Alan Suum | 12 years ago BY: Gregory Fridman
Computer Science , Graphics and Visualization , Mathematica , ...
1
REPLIES
7.4K
VIEWS

Graphics 3D, Rendering, Animation, and Physics

QUESTION FROM: Russell Hart | 12 years ago BY: Markus Schopfer
Computer Science , Game Development , Image Processing , ...
1
REPLIES
14.2K
VIEWS

Plotting Hermite-Gaussian polynomial for Gaussian beams

QUESTION FROM: seongwoo oh | 12 years ago BY: Vitaliy Kaurov
Image Processing , Mathematica , Physics
1
REPLIES
11K
VIEWS

How to run physics Code for Mathematica Notebook

QUESTION FROM: Ulf Lindqwister | 3 hours ago
Physics
0
REPLIES
6
VIEWS

Stabilizing the spherical pendulum: request for advice

QUESTION FROM: Brian Beckman | 1 day ago
Control Systems , Engineering , Graphics and Visualization , ...
0
REPLIES
38
VIEWS

Geometry and Symmetry Chapter 5: Dynamical Transformation Functions

CONTRIBUTED BY: Barry H Dayton | 13 days ago
Algebra , Astronomy , Dynamic Interactivity , ...
0
REPLIES
132
VIEWS

Problem with evaluating the Trace of Hadronic tensor of spin 3/2 particle

QUESTION FROM: Yogeesh N | 2 months ago
Astronomy , Packages , Physics , Wolfram Language
0
REPLIES
545
VIEWS

The future of datacenter architecture: from monolithic chips and switches to universal chiplet nodes

CONTRIBUTED BY: Dean Gladish | 2 months ago
Computer Science , Control Systems , Data Science , Engineering , ...
0
REPLIES
1K
VIEWS

Multi-computational modeling of AI alignment using rulial space

QUESTION FROM: Modise Seemela | 2 months ago
Astronomy , Engineering , Graphics and Visualization , ...
0
REPLIES
1K
VIEWS

A Project to Find the Fundamental Theory of Physics by Stephen Wolfram Now in Paperback!

CONTRIBUTED BY: Paige Vigliarolo | 3 months ago
Authoring and Publishing , Events & Media , Physics , ...
0
REPLIES
832
VIEWS

From theory to application: modeling satellite conjunction scenarios in branchial space

QUESTION FROM: Modise Seemela | 3 months ago
Astronomy , Graphics and Visualization , Physics , Wolfram Language
0
REPLIES
977
VIEWS

Lamport's legacy: the "happened before" relation

CONTRIBUTED BY: Dean Gladish | 3 months ago
Computational Systems , Computer Science , Engineering , ...
0
REPLIES
1K
VIEWS

Simulating the Distributed Firing Squad Problem with Reversible Cellular Automata

CONTRIBUTED BY: Dean Gladish | 3 months ago
Computational Systems , Graphs and Networks , Mathematics , ...
0
REPLIES
798
VIEWS

Cellular automata - from classical computation to quantum error correction

CONTRIBUTED BY: Dean Gladish | 4 months ago
Computational Systems , Dynamic Interactivity , ...
0
REPLIES
598
VIEWS

Economics as a physics issue

CONTRIBUTED BY: Jonathan Wooldridge | 4 months ago
Dynamic Interactivity , Economics , Finance , ...
0
REPLIES
479
VIEWS

Density plots in nanoplatelets

CONTRIBUTED BY: Viktor Khachatryan | 4 months ago
Dynamic Interactivity , Graphics and Visualization , Physics , ...
0
REPLIES
496
VIEWS

Foundations of reversibility: a formal analysis of the Spekkens toy model

CONTRIBUTED BY: Dean Gladish | 4 months ago
Dynamic Interactivity , Earth Science , Graphics and Visualization , ...
0
REPLIES
671
VIEWS

The universe within: an introduction to Stephen Wolfram's new physics

CONTRIBUTED BY: Patrick Sutton | 4 months ago
Authoring and Publishing , Physics , ...
0
REPLIES
633
VIEWS

Error trying to assign values for a tensor

QUESTION FROM: Eran Lavi | 4 months ago
Algebra , Mathematics , Physics , Wolfram Language
0
REPLIES
640
VIEWS

Energy based highlighting of particle like structures in cellular automata

CONTRIBUTED BY: Viktor Ferenczi | 5 months ago
Computational Systems , Graphics and Visualization , Mathematics , ...
0
REPLIES
601
VIEWS

Problems with xact and xtensor to compute perturbed Einstein tensor

QUESTION FROM: Debadri Bhattacharjee | 5 months ago
Physics , Wolfram Language
0
REPLIES
1.1K
VIEWS

The general "unitary" formula, deriving from DN Constant: possible math connections with Pi and Phi

CONTRIBUTED BY: Michele Nardelli | 6 months ago
Mathematics , Physics , Wolfram|Alpha
0
REPLIES
1.1K
VIEWS

Nardelli's Master Equation Complete Equations Set

CONTRIBUTED BY: Michele Nardelli | 6 months ago
Mathematics , Physics , Wolfram Language
0
REPLIES
740
VIEWS

CHSH violation simulation for entangled photons with a rotated quarter-wave plate

CONTRIBUTED BY: Anton Vrba | 6 months ago
Graphics and Visualization , Modeling , Optics , Physics , ...
0
REPLIES
799
VIEWS

"From Nardelli's Master Equation to the Golden Ratio: 4 Exact Relations"

CONTRIBUTED BY: Michele Nardelli | 6 months ago
Mathematics , Physics , Wolfram Language
0
REPLIES
950
VIEWS

An alternative version of unitary master equation

CONTRIBUTED BY: Michele Nardelli | 6 months ago
Mathematics , Physics , Wolfram|Alpha
0
REPLIES
1.2K
VIEWS

Unitary master equation

CONTRIBUTED BY: Michele Nardelli | 6 months ago
Mathematics , Packages , Physics , Wolfram Language
0
REPLIES
736
VIEWS

Circular velocities: comparing rotation curves in fractional dimensions

CONTRIBUTED BY: Dean Gladish | 7 months ago
Dynamic Interactivity , Graphics and Visualization , ...
0
REPLIES
899
VIEWS

Novel derivation of the fine structure constant within a novel quantum gravity framework

CONTRIBUTED BY: Joseph McGreevy | 7 months ago
Graphics and Visualization , Physics , Wolfram Language
0
REPLIES
757
VIEWS

Dirac Quantum Gravity: Spacetime emergence from SL(2,C) symmetry transformations

CONTRIBUTED BY: Joseph McGreevy | 7 months ago
Physics
0
REPLIES
764
VIEWS

Quantum Gravity Model - 3d simulation of up quark undergoing diff(m) gauge symmetry breaking

CONTRIBUTED BY: Joseph McGreevy | 8 months ago
Graphics and Visualization , Physics , Wolfram Language
0
REPLIES
981
VIEWS

Avoid singularity in TOV equations

QUESTION FROM: Sebastián Moreno Chalacá | 8 months ago
Algebra , Equation Solving , Graphics and Visualization , ...
0
REPLIES
981
VIEWS

How to represent and compute eigenvalues of an infinite-dimensional density matrix?

QUESTION FROM: Reza rho | 8 months ago
Physics , Wolfram Language
0
REPLIES
995
VIEWS

Optimization of eigenvalue calculation for large matrices

QUESTION FROM: Reza rho | 8 months ago
Algebra , High-Performance Computing , Mathematics , Physics , ...
0
REPLIES
1K
VIEWS

[WELP24] Analyzing and modeling optimal fluid dynamics of skipping rocks on water

CONTRIBUTED BY: Wolfram Education Programs | 9 months ago
Staff Picks , Dynamic Interactivity , Graphics and Visualization , ...
0
REPLIES
1.2K
VIEWS

[WELP24] Modeling the dynamics of earth-moon-sun system through the 3-body-problem

CONTRIBUTED BY: Wolfram Education Programs | 9 months ago
Staff Picks , Astronomy , Curated Data , Dynamic Interactivity , ...
0
REPLIES
1.7K
VIEWS

[WELP24] Modeling electric fields of point charges in 3D

CONTRIBUTED BY: Wolfram Education Programs | 9 months ago
Staff Picks , Dynamic Interactivity , Engineering , ...
0
REPLIES
1.4K
VIEWS

How do I apply AnnihilationOperator[] to a multi FockState?

QUESTION FROM: Asaad Sakhel | 9 months ago
Packages , Physics , Wolfram Language
0
REPLIES
817
VIEWS

Wolfram U Webinar Series: New in Wolfram Language 14.2

CONTRIBUTED BY: Arben Kalziqi | 10 months ago
Data Science , Education , Events & Media , ...
0
REPLIES
3K
VIEWS

Foriegn variable names in the outputs of computing a Lie bracket commutation

QUESTION FROM: Nomsa Ledwaba | 10 months ago
Algebra , Mathematics , Physics , Symbolic Computations , ...
0
REPLIES
1.3K
VIEWS

Slowing down the Speed of Light in a Bose-Einstein Condensate

CONTRIBUTED BY: Wim Vegt | 10 months ago
Astronomy , Calculus , Graphics and Visualization , Mathematics , ...
0
REPLIES
1.8K
VIEWS

ParametricPlot celestial coordinates

QUESTION FROM: Malej Est | 10 months ago
Astronomy , Graphics and Visualization , Mathematics , Physics , ...
0
REPLIES
1K
VIEWS

Code for calculating partition function from energyeigenvalue?

QUESTION FROM: Swastika Mukherjee | 10 months ago
Physics , Wolfram Language
0
REPLIES
926
VIEWS

FEM: Problem with Meshing

QUESTION FROM: Dirk Brömme | 1 year ago
Geometry , Mathematics , Physics , Wolfram Language
0
REPLIES
1.2K
VIEWS

Visually intriguing 2D animations of randomly found Wolfram Physics Models

CONTRIBUTED BY: Marcos Ferrer | 1 year ago
Graphs and Networks , Physics , Wolfram Fundamental Physics Project , ...
0
REPLIES
1.7K
VIEWS
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Group Count Group Count

1362 Discussions

Group Branding Group Branding

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ACTIVE MEMBERS ACTIVE MEMBERS

ACTIVE MEMBERS
gist01
Ulf Lindqwister
3 hours ago
bcbeckman
Brian Beckman
1 day ago
cgerhard
Christopher Gerhard
4 days ago
kevinparker
Kevin Parker
7 days ago
okazakikotaro
Kotaro Okazaki
11 days ago
bhdayton
Barry H Dayton
13 days ago
kvbloh
Klaus von Bloh
13 days ago