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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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It's raining crystal structures: Cloud-based VASP viewer

CONTRIBUTED BY: Bianca Eifert | 10 years ago BY: Bianca Eifert
Staff Picks , Chemistry , Material Sciences , Physics , ...
11
REPLIES
20.7K
VIEWS

Rotational Symmetry and Lorentz Symmetry

CONTRIBUTED BY: Gabriel Leuenberger | 5 years ago BY: Gabriel Leuenberger
Physics , Wolfram Fundamental Physics Project , Wolfram Science
20
REPLIES
20.7K
VIEWS

Calculating NMR-spectra with Wolfram Language

CONTRIBUTED BY: Hans Dolhaine | 2 years ago BY: Mohammad Bahrami
Staff Picks , Chemistry , Graphics and Visualization , Know-How , ...
7
REPLIES
20.7K
VIEWS

3D Helmholtz resonance in the violin body with f-holes

CONTRIBUTED BY: Alexander Trounev | 5 years ago BY: Alexander Trounev
Staff Picks , Audio, Sound and Music , Engineering , ...
19
REPLIES
20.7K
VIEWS

Solving the Schrödinger equation 2: an introduction to the discrete Fourier transform

CONTRIBUTED BY: Klaus von Bloh | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Dynamic Interactivity , Equation Solving , ...
1
REPLIES
20.2K
VIEWS

Problems with 'Recursion depth of 1024 exceeded during evaluation of '.

QUESTION FROM: Alexandre AZIER | 10 years ago BY: Otto Linsuain
Mathematics , Physics , Signal Processing , Wolfram Language
2
REPLIES
20.2K
VIEWS

[BOOK] Fundamental concepts of probabilistic seismic hazard analysis

CONTRIBUTED BY: Frank Scherbaum | 1 year ago BY: EDITORIAL BOARD
Staff Picks , Dynamic Interactivity , Earth Science , Education , ...
1
REPLIES
20K
VIEWS

Solve the Nonlinear Schroedinger Equation with NDSolve?

QUESTION FROM: Markus Schmidt | 8 years ago BY: Markus Schmidt
Equation Solving , Mathematica , Modeling , Numerical Computation , ...
16
REPLIES
20K
VIEWS

Double pendulum in Mathematica

QUESTION FROM: Jonatan M?czy?ski | 8 years ago BY: Raspi Rascal
Demonstrations , Mathematica , Physics , Wolfram Language
5
REPLIES
19.8K
VIEWS

Simple Math Problem Shows Massive Flaw In All Machine Learning Algorythims

QUESTION FROM: David Johnston | 11 years ago BY: David Johnston
Computer Science , Data Science , Discrete Mathematics , ...
3
REPLIES
19.8K
VIEWS

Where are notebooks for "Classical Mechanics with Mathematica", 2nd ed?

QUESTION FROM: Murray Eisenberg | 5 years ago BY: Raspi Rascal
Authoring and Publishing , Mathematica , Mathematics , Physics , ...
10
REPLIES
19.7K
VIEWS

New to Wolframalpha, need to teach with it

QUESTION FROM: Lesa Kean | 11 years ago BY: Frank Kampas
Algebra , Calculus , Education , Mathematica , Mathematics , ...
2
REPLIES
19.5K
VIEWS

Playing with Gilpin's Proposal for Advection-based Cryptographic Hashing

CONTRIBUTED BY: Michael Trott | 4 years ago BY: Kapio Letto
Staff Picks , Computer Science , Cryptography , Data Science , ...
4
REPLIES
19.4K
VIEWS

CloudDeploy Example: Custom FromFunction Design for Gas Pressure

CONTRIBUTED BY: Scot Martin | 10 years ago BY: Jose Gomez
Staff Picks , Authoring and Publishing , Education , Know-How , ...
5
REPLIES
19.4K
VIEWS

Create a color gradient using a variable?

QUESTION FROM: John Wick | 6 years ago BY: Hans Dolhaine
Graphics and Visualization , Physics , Wolfram Language
39
REPLIES
19.3K
VIEWS

A Brief History of Noise, The Atlantic, 1/5/16

CONTRIBUTED BY: Kathryn Cramer | 10 years ago BY: Vincent Meade
Astronomy , Audio, Sound and Music , ...
2
REPLIES
19.3K
VIEWS

Simulating Blue Origin's New Shepard Rocket

CONTRIBUTED BY: Johan Rhodin | 10 years ago BY: EDITORIAL BOARD
Staff Picks , Engineering , Physics , SystemModeler
2
REPLIES
19.3K
VIEWS

use of the $ symbol

QUESTION FROM: Luis Ledesma | 13 years ago BY: Jari Kirma
Authoring and Publishing , Computer Science , Data Science , ...
4
REPLIES
19.1K
VIEWS

Block-diagonalization of a real skew-symmetric matrix

QUESTION FROM: Luca Taddia | 13 years ago BY: Luca Taddia
Mathematica , Mathematics , Physics
8
REPLIES
19K
VIEWS

Advice on Wolfram Products for my website

QUESTION FROM: sihle mgobozi | 13 years ago BY: sihle mgobozi
Algebra , Calculus , Chemistry , Demonstrations , Mathematics , ...
3
REPLIES
19K
VIEWS

Reflection and Anamorphosis in a Spherical Mirror

CONTRIBUTED BY: Erik Mahieu | 4 years ago BY: Rohan Lopez
Staff Picks , 3D Printing , Geometry , Mathematics , Optics , ...
4
REPLIES
19K
VIEWS

SystemModeler Failed to reduce the DAE index. What do I do now?

QUESTION FROM: nick Granger-Brown | 13 years ago BY: nick Granger-Brown
Engineering , Physics , SystemModeler
3
REPLIES
18.8K
VIEWS

Imperfect Bose gas nonlinear Schroedinger type ODE numerical solution

QUESTION FROM: Mattia Udina | 11 years ago BY: Michael Trott
Calculus , Mathematics , Numerical Computation , Physics , ...
37
REPLIES
18.7K
VIEWS

[WSS16] Simulating the Universe (an alternative approach)

CONTRIBUTED BY: Jozsef Konczer | 9 years ago BY: Marek Pietrow
Staff Picks , Graphs and Networks , Mathematica , Mathematics , ...
3
REPLIES
18.6K
VIEWS

Save the Date for Wolfram Conference 2014 Tokyo/Osaka: December 17 and 20

CONTRIBUTED BY: Akiko Kanamitsu | 12 years ago BY: Akiko Kanamitsu
Business Analytics , Data Science , Education , Engineering , ...
2
REPLIES
18.5K
VIEWS

Animate quantum wave plot

QUESTION FROM: Max Fischer | 12 years ago BY: Humberto Munoz Bauza
Calculus , Graphics and Visualization , Mathematica , Physics
14
REPLIES
18.5K
VIEWS

Solve a simple wave equation with System Modeler: Equation-based Approach

CONTRIBUTED BY: Shenghui Yang | 13 years ago BY: Shenghui Yang
Engineering , Equation Solving , Mathematica , Mathematics , ...
2
REPLIES
18.4K
VIEWS

Quantum stochastic master equation (SME)

CONTRIBUTED BY: Mohammad Bahrami | 1 year ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Graphics and Visualization , ...
1
REPLIES
18.4K
VIEWS

The Reason Northern Lights Were Visible from Champaign, IL

CONTRIBUTED BY: Jeffrey Bryant | 9 years ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Curated Data , Data Science , ...
1
REPLIES
18.4K
VIEWS

Forward ray tracing and hot spots in Kerr spacetime

CONTRIBUTED BY: Lihang Zhou | 0 months ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Calculus , Graphics and Visualization , ...
1
REPLIES
18.4K
VIEWS

Integrate will not evaluate three-dimensional gaussian

QUESTION FROM: C. E. Coppola | 12 years ago BY: W. Craig Carter
Astronomy , Chemical Engineering , Computer Science , Data Science , ...
8
REPLIES
18.3K
VIEWS

Simple harmonic motion: horizontal spring mass system with no friction

CONTRIBUTED BY: Andrea Houck | 4 years ago BY: Adil Bhatti
Staff Picks , Dynamic Interactivity , Graphics and Visualization , ...
4
REPLIES
18.3K
VIEWS

[WSS17] Mathematica connection to NI - Data Acquisition (DAQ) cards

CONTRIBUTED BY: Suman Banerjee | 6 years ago BY: Tim Kim
Staff Picks , Connected Devices , External Programs and Systems , ...
5
REPLIES
18.2K
VIEWS

Sweeping parameter spaces using gzip-Entropy

CONTRIBUTED BY: Marco Thiel | 12 years ago BY: Hector Zenil
Data Science , Mathematica , Mathematics , Physics , ...
1
REPLIES
18.1K
VIEWS

Bottlenecking Code

QUESTION FROM: Jake Smith | 12 years ago BY: Michael Rogers
Mathematica , Numerical Computation , Physics , Tuning and Debugging
2
REPLIES
18.1K
VIEWS

The limit to continuous space and the danger of graph plots

CONTRIBUTED BY: Malthe Andersen | 5 years ago BY: Jeff Yates
Graphs and Networks , Physics , Wolfram Fundamental Physics Project , ...
17
REPLIES
18.1K
VIEWS

Simultaneous fitting to multiple data sets with multiple variables and para

QUESTION FROM: Arijit Sharma | 12 years ago BY: Arijit Sharma
Engineering , Image Processing , Mathematics , Modeling , Optics , ...
2
REPLIES
18.1K
VIEWS

List all build-in physical constants in Mathematica 11.3?

QUESTION FROM: Sascha Tayefeh | 7 years ago BY: Sascha Tayefeh
Curated Data , Mathematica , Physics , Wolfram Language
10
REPLIES
17.9K
VIEWS

[WSS22] Photon propagation through variable-dimensional space

CONTRIBUTED BY: Simon Fischer | 3 years ago BY: Paul Shapshak, PhD
Staff Picks , Graphs and Networks , Mathematics , Optics , Physics , ...
7
REPLIES
17.9K
VIEWS

Help needed with code optimization in Manipulate

QUESTION FROM: Luca M | 13 years ago BY: Luca M
Dynamic Interactivity , Graphics and Visualization , Mathematica , ...
7
REPLIES
17.9K
VIEWS

How to solve a system of Non-linear equations

QUESTION FROM: Marcelo De Cicco | 12 years ago BY: Marcelo De Cicco
Mathematica , Physics
19
REPLIES
17.8K
VIEWS

Interactive Physics simulation software with Wolfram Language?

QUESTION FROM: Ch' Prof | 10 years ago BY: W. Craig Carter
Computer-Based Maths , Dynamic Interactivity , Education , Physics , ...
10
REPLIES
17.8K
VIEWS

Port HEALPix to Mathematica?

CONTRIBUTED BY: Andrew Watters | 2 years ago BY: Arnoud Buzing
Astronomy , Data Science , External Programs and Systems , ...
4
REPLIES
17.8K
VIEWS

Insert or Joint a element in a table

QUESTION FROM: margherita ferrucci | 11 years ago BY: David Gathercole
Civil Engineering , Education , Engineering , Finance , ...
7
REPLIES
17.7K
VIEWS

[WSC20] Visualisations of a multiway graph

CONTRIBUTED BY: Macy Maurer Levin | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Graphics and Visualization , Modeling , ...
3
REPLIES
17.7K
VIEWS

Collaboration needed: Program Human Bio Machine Interfaces

QUESTION FROM: John Remillard | 5 years ago BY: William Duhe
Biological Sciences , Jobs & More Exchange , Mathematics , ...
5
REPLIES
17.6K
VIEWS

Determine intensity for each pixel in an image by digitizing/binning it?

QUESTION FROM: Maurice Stancil | 10 years ago BY: EDITORIAL BOARD
Engineering , Image Processing , Optics , Physics , Wolfram Language
9
REPLIES
17.6K
VIEWS

Define functions for variables with units?

QUESTION FROM: Orest Gogosha | 8 years ago BY: Ian Williams
Mathematics , Physics , Units , Wolfram Language
15
REPLIES
17.6K
VIEWS

Fitting a function - the result of a NDSolve

QUESTION FROM: Elwood Blues | 13 years ago BY: Bruce Miller
Computer Science , Data Science , Education , Material Sciences , ...
1
REPLIES
17.6K
VIEWS

Porous Media Energy Transport: PDE in multiple regions with discontinuities

CONTRIBUTED BY: Tim Laska | 8 years ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Engineering , Geometry , Know-How , ...
1
REPLIES
17.6K
VIEWS
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