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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.

Discussions List Discussions List

Obtain Prony Coefficients from the following data?

QUESTION FROM: Justin Hendrix | 7 years ago BY: Daniel Lichtblau
Data Science , Optimization , Mathematics , Physics , ...
11
REPLIES
7.6K
VIEWS

Solve with ConditionalExpression at boundary?

QUESTION FROM: Mikael Hakman | 9 years ago BY: Mikael Hakman
Equation Solving , Mathematics , Physics , Symbolic Computations , ...
11
REPLIES
6K
VIEWS

ComplexExpand[Re[Expr]] does not seem to work.

QUESTION FROM: Tigran Aivazian | 10 years ago BY: Tigran Aivazian
Mathematica , Physics
11
REPLIES
9.4K
VIEWS

Need serious help with lists!

QUESTION FROM: Nathan Lundholm | 10 years ago BY: Nathan Lundholm
Aerospace Engineering , Astronomy , Computer Science , ...
11
REPLIES
12.2K
VIEWS

Lifetime of muon decay frequencies histogram plot

QUESTION FROM: Mustafa Ibrahim | 10 years ago BY: EDITORIAL BOARD
Data Science , Graphics and Visualization , Physics , Wolfram Language
11
REPLIES
9.8K
VIEWS

The Fine-Structure Constant Challenge

QUESTION FROM: José Manuel Rodríguez Caballero | 1 year ago BY: Jeff Yates
Physics , Wolfram Fundamental Physics Project , Wolfram Language , ...
10
REPLIES
10.3K
VIEWS

Create spacegroups with Wolfram language?

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Hongyi Zhao
Group Theory , Physics , Wolfram Language
10
REPLIES
4K
VIEWS

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

QUESTION FROM: Murray Eisenberg | 4 years ago BY: Raspi Rascal
Authoring and Publishing , Mathematica , Mathematics , Physics , ...
10
REPLIES
18.8K
VIEWS

Intensity of light in double slit experiment?

QUESTION FROM: Wonseok Lee | 5 years ago BY: Henrik Schachner
Dynamic Interactivity , Graphics and Visualization , Optics , ...
10
REPLIES
6.7K
VIEWS

Radians as Dimensionless Unit?

QUESTION FROM: Eric Hudson | 6 years ago BY: Francisco Rodríguez
Physics , Units , Wolfram Language
10
REPLIES
19.5K
VIEWS

I want to how to...

QUESTION FROM: Ayan Mukhopadhyay | 6 years ago BY: Daniel Lichtblau
Physics
10
REPLIES
6.2K
VIEWS

List all build-in physical constants in Mathematica 11.3?

QUESTION FROM: Sascha Tayefeh | 6 years ago BY: Sascha Tayefeh
Curated Data , Mathematica , Physics , Wolfram Language
10
REPLIES
17.1K
VIEWS

Model the Coffee cooling problem with WSM?

QUESTION FROM: Gary Bass | 8 years ago BY: Gary Bass
Education , Modeling , Physics , SystemModeler
10
REPLIES
21.3K
VIEWS

Solve the following equation with NSolve?

QUESTION FROM: Sreeraj T | 9 years ago BY: Sreeraj T
Equation Solving , Mathematics , Numerical Computation , Physics , ...
10
REPLIES
11.1K
VIEWS

Interactive Physics simulation software with Wolfram Language?

QUESTION FROM: Ch' Prof | 9 years ago BY: W. Craig Carter
Computer-Based Maths , Dynamic Interactivity , Education , Physics , ...
10
REPLIES
16.7K
VIEWS

Solution of a quite long differential equation (Lagrange Equation)

QUESTION FROM: Thimo Merkel | 9 years ago BY: Thimo Merkel
Equation Solving , Mathematics , Physics , Symbolic Computations , ...
10
REPLIES
4.8K
VIEWS

PDF File to ListPlot?

QUESTION FROM: Dean Sparrow | 10 years ago BY: Dean Sparrow
Physics
10
REPLIES
9.2K
VIEWS

Problem with distinguishing terms in Sum

QUESTION FROM: dinesh kumar | 10 years ago BY: Gianluca Gorni
Physics
10
REPLIES
4.4K
VIEWS

My program has been running for two days. Is this normal?

QUESTION FROM: Hui Sun | 10 years ago BY: Hui Sun
Aerospace Engineering , Mathematics , Mechanical Engineering , Physics
10
REPLIES
28.3K
VIEWS

Mathematica for General Relativity and Gravity research

QUESTION FROM: Boris Latosh | 11 years ago BY: Frank Kampas
Astronomy , Mathematica , Mathematics , Physics , Wolfram Language
10
REPLIES
33.7K
VIEWS

Random Walk

QUESTION FROM: Sandra Deckel | 11 years ago BY: Richard Gaylord
Mathematica , Physics , Wolfram Language
10
REPLIES
7.8K
VIEWS

How to plot {x,y,z,i} data?

QUESTION FROM: Anna Regoutz | 12 years ago BY: Darya Aleinikava
Chemistry , Graphics and Visualization , Mathematica , Physics
10
REPLIES
23.6K
VIEWS

How can I do the derivative of a Hankel function with respect to complex order (nu)?

QUESTION FROM: scintific1 math | 3 months ago BY: scintific1 math
Calculus , Mathematics , Physics , Wolfram Language
9
REPLIES
890
VIEWS

How can I best mimic Fortran Double Precision in MMA ?

QUESTION FROM: David Mackay | 2 years ago BY: David Mackay
Numerical Computation , Physics , Wolfram Language
9
REPLIES
4.6K
VIEWS

HankelH1 real part for large values of n differs from Python result

QUESTION FROM: D D | 4 years ago BY: D D
Algebra , Astronomy , Computer Science , Data Science , Economics , ...
9
REPLIES
7.2K
VIEWS

Causal invariance definition issue

QUESTION FROM: Pavlo Bulanchuk | 5 years ago BY: José Manuel Rodríguez Caballero
Physics , Wolfram Fundamental Physics Project , Wolfram Language , ...
9
REPLIES
8.9K
VIEWS

Question about a quoted expression: {x,y} matches {x,x} ?

QUESTION FROM: David Stephenson | 5 years ago BY: Ruggero Valli
Graphs and Networks , Physics , Wolfram Fundamental Physics Project , ...
9
REPLIES
6.7K
VIEWS

Arrows between events in causal graphs that skip over other events

QUESTION FROM: Joseph Musser | 5 years ago BY: Joseph Musser
Physics , Wolfram Fundamental Physics Project , Wolfram Language , ...
9
REPLIES
6.7K
VIEWS

Where would magnetism fit in this model?

QUESTION FROM: Cristóbal Camarero | 5 years ago BY: Detlef Hoyer
Physics , Wolfram Fundamental Physics Project , Wolfram Science
9
REPLIES
9.4K
VIEWS

ErrorBarLogPlots

QUESTION FROM: Elham Jamshidi | 5 years ago BY: Elham Jamshidi
Data Science , Graphics and Visualization , Packages , Physics , ...
9
REPLIES
4.9K
VIEWS

Convert time vs accelerometer data to plot a random vibration PSD plot?

QUESTION FROM: Delan Chen | 6 years ago BY: Delan Chen
Data Science , Engineering , Graphics and Visualization , ...
9
REPLIES
12.9K
VIEWS

Solve a coupled second order differential equations of two variables?

QUESTION FROM: Shivi Sv | 7 years ago BY: Shivi Sv
Calculus , Equation Solving , Mathematics , Physics , Wolfram Language
9
REPLIES
10.4K
VIEWS

Solve trigonometric equation system?

QUESTION FROM: Enrico Catanzani | 7 years ago BY: Enrico Catanzani
Equation Solving , Mathematics , Physics , Wolfram Language
9
REPLIES
4.5K
VIEWS

How to use the Wolfram|Alpha time dilation calculator on Black Holes?

QUESTION FROM: Jack M | 7 years ago BY: Joseph Wiese
Astronomy , Mathematics , Physics , Wolfram|Alpha
9
REPLIES
29.1K
VIEWS

[?] Solve and Plot a 2D heat conduction problem (laser heating)?

QUESTION FROM: Xing Zhang | 8 years ago BY: Xing Zhang
Engineering , Equation Solving , Graphics and Visualization , ...
9
REPLIES
10.3K
VIEWS

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

QUESTION FROM: Maurice Stancil | 9 years ago BY: EDITORIAL BOARD
Engineering , Image Processing , Optics , Physics , Wolfram Language
9
REPLIES
16.9K
VIEWS

Modeling a brick subjected to gravity with SystemModeler?

QUESTION FROM: Ch' Prof | 9 years ago BY: Ch' Prof
Modeling , Physics , SystemModeler
9
REPLIES
9.9K
VIEWS

How to use SphericalPlot3D?

QUESTION FROM: Mikael Hakman | 9 years ago BY: Mikael Hakman
Graphics and Visualization , Physics , Wolfram Language
9
REPLIES
9.5K
VIEWS

Impact of a ball against a wall

QUESTION FROM: Varun Kulkarni | 10 years ago BY: Varun Kulkarni
Graphics and Visualization , Physics , Wolfram Language
9
REPLIES
11.2K
VIEWS

Solve a nonlinear equation

QUESTION FROM: Minh-Ngoc Vu | 10 years ago BY: Frank Kampas
Aerospace Engineering , Computer Science , Mathematica , ...
9
REPLIES
12.2K
VIEWS

How can I plot the luminosity distance as function of redshift?

QUESTION FROM: Matteo De Leone | 10 years ago BY: Gianluca Gorni
Astronomy , Graphics and Visualization , Physics , Wolfram Language
9
REPLIES
12.5K
VIEWS

Where I can find the code for Volterra Integral Equation of the Second Kind

QUESTION FROM: jabir Hakami | 10 years ago BY: jabir Hakami
Engineering , Mathematics , Physics , Wolfram Language
9
REPLIES
14.3K
VIEWS

Modeling airflow past a car

QUESTION FROM: David Keith | 1 hour ago BY: Jeff Lastofka
Equation Solving , Graphics and Visualization , Modeling , ...
8
REPLIES
1.5K
VIEWS

How can I correct the following code to produce the expected result?

QUESTION FROM: Xu Xu | 6 months ago BY: Xu Xu
Algebra , Equation Solving , Mathematics , Physics , ...
8
REPLIES
1.9K
VIEWS

Simplify sums with Kronecker deltas?

QUESTION FROM: Guillaume Laporte | 1 year ago BY: Marco Francischello
Mathematics , Physics , Symbolic Computations , Wolfram Language
8
REPLIES
9.5K
VIEWS

Improving accuracy of neural network for determining qubit rotation angle

QUESTION FROM: Byron Alexander | 1 year ago BY: Byron Alexander
Data Science , Neural Networks , Physics , Wolfram Language
8
REPLIES
3.8K
VIEWS

How to find physical quantities with the most dimensions

QUESTION FROM: Peter Burbery | 3 years ago BY: Peter Burbery
Curated Data , Mathematica , Mathematics , Physics , Units
8
REPLIES
4.4K
VIEWS

Misunderstanding section 2.7 of Wolfram physics project?

QUESTION FROM: Zephyr Penoyre | 4 years ago BY: Kirk Boyer
Graphs and Networks , Physics , Wolfram Fundamental Physics Project , ...
8
REPLIES
8.3K
VIEWS

Using NBodySimulation with a custom pairwise function?

QUESTION FROM: Madeleine Sutherland | 4 years ago BY: Hans Dolhaine
Chemistry , Physics , Wolfram Language
8
REPLIES
6.7K
VIEWS

I'm having problems with third type heat transfer boundary condition

QUESTION FROM: Y L | 4 years ago BY: Y L
Equation Solving , Mathematics , Numerical Computation , Physics , ...
8
REPLIES
4.6K
VIEWS
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