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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

Build solids with laminae?

QUESTION FROM: Luis Barroilhet | 9 years ago BY: Luis Barroilhet
Graphics and Visualization , Physics , Wolfram Language
5
REPLIES
6.7K
VIEWS

Static solutions to diffusion equation in 2D

QUESTION FROM: Shimon Rubin | 9 years ago
Equation Solving , Mathematics , Numerical Computation , Physics , ...
0
REPLIES
3.8K
VIEWS

Solve wave equation in a definite amount of time?

QUESTION FROM: Hao-Jan Shue | 9 years ago BY: Bill Simpson
Equation Solving , Mathematics , Numerical Computation , Physics , ...
1
REPLIES
4.2K
VIEWS

PlanckRadiationLaw not working?

QUESTION FROM: Sascha Agne | 9 years ago BY: David J M Park Jr
Curated Data , Physics , Tuning and Debugging , Units , ...
3
REPLIES
10.3K
VIEWS

Avoid problem with boundary conditions in NDSolve[ ]?

QUESTION FROM: Jeiveison Maia | 9 years ago BY: Yehuda Ben-Shimol
Calculus , Equation Solving , Mathematics , Modeling , ...
1
REPLIES
6.5K
VIEWS

Work with bras and kets with the Wolfram Language?

QUESTION FROM: Jason Spalding | 9 years ago BY: Udo Krause
Algebra , Mathematics , Packages , Physics , Wolfram Language
1
REPLIES
8.6K
VIEWS

Solution of the second-order wave equation?

QUESTION FROM: Vadim Lazuk | 9 years ago BY: Yehuda Ben-Shimol
Engineering , Equation Solving , Mathematics , ...
1
REPLIES
6.1K
VIEWS

Fitting a periodic potential?

QUESTION FROM: Eft Rsd | 9 years ago BY: Eft Rsd
Graphics and Visualization , Mathematics , Physics , Wolfram Language
4
REPLIES
6.5K
VIEWS

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

QUESTION FROM: Alexandre AZIER | 9 years ago BY: Otto Linsuain
Mathematics , Physics , Signal Processing , Wolfram Language
2
REPLIES
19.6K
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

How to find a generic formula from two equations for magnetic fields?

QUESTION FROM: Krister Lilleland | 8 years ago BY: Krister Lilleland
Equation Solving , Mathematics , Physics , Symbolic Computations , ...
1
REPLIES
4.4K
VIEWS

Calculating time to boil water with an electric kettle using Wolfram Alpha?

QUESTION FROM: Dmitry Burov | 9 years ago
Equation Solving , Physics , Units , Wolfram|Alpha
0
REPLIES
4.1K
VIEWS

Solve with ConditionalExpression at boundary?

QUESTION FROM: Mikael Hakman | 9 years ago BY: Mikael Hakman
Equation Solving , Mathematics , Physics , Symbolic Computations , ...
11
REPLIES
6.1K
VIEWS

Why does PlanckRadiationLaw return UnitConvert?

QUESTION FROM: Mohamed Sami | 9 years ago BY: Gianluca Gorni
Physics , Units , Wolfram Language
1
REPLIES
6.9K
VIEWS

WhenEvent stops working in the middle of solution of ODEs

QUESTION FROM: Kaushik Mallick | 9 years ago BY: Kaushik Mallick
Calculus , Engineering , Equation Solving , ...
1
REPLIES
7.3K
VIEWS

Define a 2x2 differential operator and find it's eigenvalues?

QUESTION FROM: Milan Vicentijevic | 9 years ago
Equation Solving , Mathematics , Numerical Computation , Physics , ...
0
REPLIES
3.4K
VIEWS

Formula describing the orbital of sun and moon on a flat coordinate plane?

QUESTION FROM: Steve Torrence | 9 years ago
Astronomy , Geographic Information System , Geometry , Mathematics , ...
0
REPLIES
4.3K
VIEWS

Partial derivative of Thermodynamic properties?

QUESTION FROM: Kaushik Mallick | 9 years ago
Calculus , Chemical Engineering , Equation Solving , Mathematics , ...
0
REPLIES
7.2K
VIEWS

NDSolve with time-dependent boundary conditions problem

QUESTION FROM: Tristan Baumberger | 9 years ago
Equation Solving , Material Sciences , Mathematics , ...
0
REPLIES
5K
VIEWS

Working with lists - comparing data in lists of unequal length.

QUESTION FROM: David Kirkby | 6 years ago BY: M.A. Ghorbani
Data Science , Engineering , Modeling , Physics , ...
17
REPLIES
15.3K
VIEWS

Determine the equilibrium points of a predator-prey model?

QUESTION FROM: Jopaul Karriyathi | 9 years ago BY: Marco Thiel
Equation Solving , Mathematics , Physics , Symbolic Computations , ...
6
REPLIES
11.3K
VIEWS

ListPlot3D to show the dependence of a spectrum on a parameter?

QUESTION FROM: Steve Bardwell | 9 years ago BY: Steve Bardwell
Equation Solving , Graphics and Visualization , ...
4
REPLIES
5.9K
VIEWS

Atom types created by Mathematica not read by other programs

QUESTION FROM: Eft Rsd | 9 years ago BY: Eft Rsd
Chemistry , Curated Data , External Programs and Systems , ...
12
REPLIES
11.5K
VIEWS

How to manipulate the order of outputs to Solve?

QUESTION FROM: Mitja Jan?i? | 9 years ago BY: Christopher French
Dynamic Interactivity , Equation Solving , ...
5
REPLIES
7.5K
VIEWS

Solving a system of equations by setting variables?

QUESTION FROM: Douglas Lira | 9 years ago BY: Sander Huisman
Equation Solving , Mathematics , Physics , Wolfram Language
1
REPLIES
4.3K
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

Load term and Young Module measure units

QUESTION FROM: Andrea Ter | 9 years ago
Engineering , Equation Solving , Mechanical Engineering , Physics , ...
0
REPLIES
4.3K
VIEWS

Transmission coefficients for a spin up particle at any incidence angle?

QUESTION FROM: Eleanor Holmes | 9 years ago BY: Eleanor Holmes
Calculus , Equation Solving , Mathematics , Physics , Wolfram Language
2
REPLIES
4.5K
VIEWS

Question on Object Oriented and Parallelepid Drawings

QUESTION FROM: Marco Pereira | 9 years ago
Graphics and Visualization , Mathematics , Physics , Wolfram Language
0
REPLIES
1.5K
VIEWS

Is it possible to impose a variable to vanish in NDSolve ?

QUESTION FROM: Thibaut Arnoulx de Pirey | 9 years ago BY: Hans Dolhaine
Equation Solving , Numerical Computation , Physics , Wolfram Language
1
REPLIES
3.9K
VIEWS

Multiplying 4x4 matrices with complicated elements - taking long time

QUESTION FROM: Eleanor Holmes | 9 years ago BY: Eleanor Holmes
Equation Solving , High-Performance Computing , Optimization , ...
35
REPLIES
15K
VIEWS

Plot3D shows unexpected output from ParametricNDSolveValue - why?

QUESTION FROM: Steve Bardwell | 9 years ago BY: Steve Bardwell
Equation Solving , Graphics and Visualization , Mathematics , ...
2
REPLIES
3.8K
VIEWS

Implementing a boundary condition that is dependent on the solution

QUESTION FROM: Josh DeMuth | 9 years ago
Equation Solving , Mathematics , Physics , Wolfram Language
0
REPLIES
1.7K
VIEWS

Problem plotting asymptotes

QUESTION FROM: Matthew Eaton | 9 years ago BY: Jason Biggs
Graphics and Visualization , Mathematics , Physics , Wolfram Language
1
REPLIES
5.2K
VIEWS

How to solve coupled PDEs with discontinuous boundary conditions?

QUESTION FROM: Marcus Horsley | 9 years ago
Calculus , Mathematics , Physics
0
REPLIES
1.8K
VIEWS

ContourPlot in Fast Spherical Harmonics on radiative transfer

QUESTION FROM: Sungwoo Yang | 9 years ago BY: Gianluca Gorni
Engineering , Equation Solving , Graphics and Visualization , ...
4
REPLIES
11.1K
VIEWS

Patch for Honan's GraphicsTools package?

QUESTION FROM: Murray Eisenberg | 9 years ago BY: Murray Eisenberg
Graphics and Visualization , Mathematica , Packages , Physics , ...
5
REPLIES
9.1K
VIEWS

Help using WhenEvent with NDSolve to avoid complex solutions

QUESTION FROM: Anonymous User | 9 years ago BY: Anonymous User
Equation Solving , Mathematics , Physics , Wolfram Language
4
REPLIES
5.4K
VIEWS

Can Wolfram technologies solve physics problems?

QUESTION FROM: Arch Yeo | 9 years ago BY: Sander Huisman
Physics , Units , Wolfram Language
1
REPLIES
7.7K
VIEWS

Plotting points on a Poincare Sphere

QUESTION FROM: Peter Parker | 9 years ago BY: Gianluca Gorni
Graphics and Visualization , Physics , Wolfram Language
4
REPLIES
10.6K
VIEWS

[Project] From Mathcad to Wolfram: partic physics call for collaboration

QUESTION FROM: Greg Shepherd | 9 years ago
Dynamic Interactivity , External Programs and Systems , ...
0
REPLIES
7.3K
VIEWS

How to avoid duplicated units in the results?

QUESTION FROM: Benny Bomstærk | 9 years ago BY: Benny Bomstærk
Physics , Units , Wolfram Language
4
REPLIES
7.7K
VIEWS

Why does Solve work on a sum with 34 terms but not 35 terms?

QUESTION FROM: Michael H. | 9 years ago BY: Michael H.
Computer Science , Data Science , Engineering , Equation Solving , ...
2
REPLIES
10.6K
VIEWS

output to pptx or latex

QUESTION FROM: Jason Spalding | 9 years ago BY: S M Blinder
Mathematica , Mathematics , Physics , Software Development
1
REPLIES
6.4K
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
29.3K
VIEWS

Schrodinger Equation by Shooting Method

QUESTION FROM: Sara Zamharir | 9 years ago BY: Frank Kampas
Equation Solving , Physics , Wolfram Language
6
REPLIES
7.3K
VIEWS

Question about Refine[a Wave Function]

QUESTION FROM: Kastor MA | 9 years ago BY: Bill Simpson
Algebra , Physics , Wolfram Language
2
REPLIES
4.1K
VIEWS

Symbolic vector generator

QUESTION FROM: Carlos Felippa | 9 years ago BY: Carlos Felippa
Mathematica , Numerical Computation , Physics
7
REPLIES
8.2K
VIEWS

shooting method

QUESTION FROM: Sara Zamharir | 9 years ago BY: Frank Kampas
Physics
5
REPLIES
5.9K
VIEWS

NIntegrate vs (Inverse)FourierTransform

QUESTION FROM: hwoarang Polar | 9 years ago BY: Kay Herbert
Mathematica , Mathematics , Physics
3
REPLIES
7K
VIEWS
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