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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

Wave function of a free particle

QUESTION FROM: Devin Luu | 10 years ago BY: Gianluca Gorni
Mathematica , Mathematics , Physics
4
REPLIES
5.7K
VIEWS

Phase diagram for a plane pendulum

QUESTION FROM: Devin Luu | 10 years ago BY: Devin Luu
Physics , Wolfram Language
3
REPLIES
6.3K
VIEWS

How to Parallelize a Calculation

QUESTION FROM: Deprez Corentin | 10 years ago BY: Sean Clarke
Mathematica , Numerical Computation , Physics
6
REPLIES
12.8K
VIEWS

PDF File to ListPlot?

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

How to store values, when using Do?

QUESTION FROM: Sid D | 10 years ago BY: David Keith
Mathematics , Physics
5
REPLIES
5.2K
VIEWS

constructing a table with Minimize and NMinimize

QUESTION FROM: Tushar G | 10 years ago BY: Tushar G
Mathematics , Physics
6
REPLIES
5.3K
VIEWS

How to solve this differential equation groups

QUESTION FROM: YU SHANG | 10 years ago BY: YU SHANG
Calculus , Discrete Mathematics , Equation Solving , Mathematica , ...
5
REPLIES
12.2K
VIEWS

Quantum mechanics - finite potential well

QUESTION FROM: daniel oloche | 10 years ago BY: daniel oloche
Equation Solving , Physics , Wolfram Language
5
REPLIES
9.6K
VIEWS

Scattering function: Need help with Bessel functions

QUESTION FROM: Walter Kantor | 10 years ago BY: Walter Kantor
Mathematica , Mathematics , Physics
2
REPLIES
7.9K
VIEWS

A complex number, Replace, Simplifiy, Refine ....

QUESTION FROM: Ahmad Alali | 10 years ago BY: Udo Krause
Algebra , Calculus , Computational Linguistics , Computer Science , ...
5
REPLIES
12K
VIEWS

Plotting a Fourier series.

QUESTION FROM: Andrew Meador | 10 years ago BY: Andrew Meador
Mathematics , Physics
2
REPLIES
4K
VIEWS

Solving Shrodinger equation for Hydrogen molecular Ion

QUESTION FROM: Giorgio Ripani | 10 years ago BY: S M Blinder
Chemistry , Equation Solving , Mathematica , Mathematics , Physics
2
REPLIES
14.2K
VIEWS

For loop to plot non linear equation

QUESTION FROM: Shivi Sv | 10 years ago BY: Shivi Sv
Mathematics , Physics
2
REPLIES
6.5K
VIEWS

Output from FeynCalc 9.0 on Mathematica 10.2

QUESTION FROM: Yoshihiro Sato | 10 years ago BY: Yoshihiro Sato
Physics
2
REPLIES
11.6K
VIEWS

How can I export graphics to .eps without losing inserted text?

QUESTION FROM: Keith Moffatt | 10 years ago BY: Gianluca Gorni
Mathematics , Physics
2
REPLIES
6.3K
VIEWS

Imperfect Bose gas nonlinear Schroedinger type ODE numerical solution

QUESTION FROM: Mattia Udina | 10 years ago BY: Michael Trott
Calculus , Mathematics , Numerical Computation , Physics , ...
37
REPLIES
17.4K
VIEWS

exporting or printing a pdf loses tick numbers

QUESTION FROM: Raymond Brock | 10 years ago BY: raymond.brock
Graphics and Visualization , Physics , Wolfram Language
2
REPLIES
6.5K
VIEWS

Mathematica PDF bug

QUESTION FROM: Anna Ulrichshofer | 10 years ago BY: Anna Ulrichshofer
Graphics and Visualization , Mathematica , Physics
2
REPLIES
5.9K
VIEWS

Two-time recurrence

QUESTION FROM: Raluca R | 10 years ago BY: Marco Thiel
Data Science , Economics , Education , Mathematica , Mathematics , ...
1
REPLIES
9.1K
VIEWS

How do I extract data in .txt format from a DensityPlot?

QUESTION FROM: Sid D | 10 years ago BY: Jesse Friedman
Material Sciences , Mathematics , Physics
1
REPLIES
11.2K
VIEWS

How to solve time dependent coupled differential equations?

QUESTION FROM: Sid D | 10 years ago BY: Sid D
Material Sciences , Mathematica , Mathematics , Optics , Physics
2
REPLIES
12.2K
VIEWS

second order differential equation which can be reduced to sturm-liouville

QUESTION FROM: Shobhit Sachan | 10 years ago BY: Michael Rogers
Mathematics , Physics
1
REPLIES
3.1K
VIEWS

Can Integrate solve this problem as I have posed it?

QUESTION FROM: David Mackay | 10 years ago
Calculus , Mathematica , Physics
0
REPLIES
4.5K
VIEWS

how i can see the results

QUESTION FROM: fereshte heydari | 10 years ago BY: fereshte heydari
Aerospace Engineering , Mathematics , Mechanical Engineering , ...
2
REPLIES
10.9K
VIEWS

Does ListStreamPlot modify its input dataset?

QUESTION FROM: David Mackay | 10 years ago BY: David Keith
Graphics and Visualization , Mathematica , Physics
1
REPLIES
5.9K
VIEWS

Single Step Equation Solving

QUESTION FROM: Dan Howard | 10 years ago BY: Sean Clarke
Mathematics , Physics
1
REPLIES
3.4K
VIEWS

Why do NIntegrate and Integrate give me wildly different numerical results?

QUESTION FROM: Louis Barrett | 10 years ago BY: John Doty
Mathematica , Physics
3
REPLIES
7.1K
VIEWS

Kindly look for help with solving an eigenvalue equation, thanks :)

QUESTION FROM: Di Chang | 10 years ago BY: Di Chang
Mathematics , Physics
3
REPLIES
4K
VIEWS

Problem with Color of Plot

QUESTION FROM: Sarmed Hussain | 10 years ago BY: Sarmed Hussain
Mathematica , Physics
4
REPLIES
5.2K
VIEWS

Some hard numerical integrations Specific example provided

QUESTION FROM: Stven Maths | 10 years ago BY: Updating Name
Calculus , Mathematics , Physics
12
REPLIES
8.4K
VIEWS

How to call an external function from within a numerical integration

QUESTION FROM: Rene Samson | 10 years ago BY: Rene Samson
Engineering , Mathematics , Physics
8
REPLIES
9.2K
VIEWS

boundary conditions in the CellularAutomaton function

QUESTION FROM: Richard Gaylord | 10 years ago BY: Todd Rowland
Biological Sciences , Chemistry , Physics , Social Science , ...
2
REPLIES
12.9K
VIEWS

How to fix the error message while running this piece of Mathematica?

QUESTION FROM: David Quesada | 10 years ago BY: David Quesada
Control Systems , Earth Science , Environmental Science , ...
2
REPLIES
11.5K
VIEWS

Can anyone see my error in how I am using the RotationMatrix function?

QUESTION FROM: David Mackay | 10 years ago BY: David Mackay
Algebra , Mathematica , Mathematics , Physics
2
REPLIES
6.9K
VIEWS

Pattern recognition of exponents 0 and 1.

QUESTION FROM: Giovanni Balduzzi | 10 years ago BY: Ivan Morozov
Physics , Software Development
3
REPLIES
8.1K
VIEWS

Is there a way to precalculate an animation and then run easily with no lag

QUESTION FROM: Hamid Aghasi | 10 years ago BY: Marco Thiel
Dynamic Interactivity , Geometry , Graphics and Visualization , ...
1
REPLIES
7.1K
VIEWS

Help with double pendulum on a movable support

QUESTION FROM: Hamid Aghasi | 10 years ago BY: EDITORIAL BOARD
Dynamic Interactivity , Geometry , Graphics and Visualization , ...
1
REPLIES
5.8K
VIEWS

Solving the Laplace Equation in 2D with NDSolve

QUESTION FROM: Rene Samson | 10 years ago BY: Rene Samson
Mathematics , Physics
3
REPLIES
7.5K
VIEWS

Simple Math Problem Shows Massive Flaw In All Machine Learning Algorythims

QUESTION FROM: David Johnston | 10 years ago BY: David Johnston
Computer Science , Data Science , Discrete Mathematics , ...
3
REPLIES
19.1K
VIEWS

Equation solving,

QUESTION FROM: Suleman Khalid | 10 years ago BY: Suleman Khalid
Mathematics , Physics
8
REPLIES
7K
VIEWS

Laplacian in 3-D polar coordinates

QUESTION FROM: Kenneth Wong | 10 years ago BY: Udo Krause
Physics
2
REPLIES
4.3K
VIEWS

Magnetica software library - where to find it (solenoid design)

QUESTION FROM: Samuel Gasster | 10 years ago
Engineering , Packages , Physics , Wolfram Language
0
REPLIES
4.3K
VIEWS

What's wrong with my code? Code and error are in the message.

QUESTION FROM: Nathan Lundholm | 10 years ago BY: Nathan Lundholm
Aerospace Engineering , Astronomy , Discrete Mathematics , ...
4
REPLIES
14.1K
VIEWS

Mathematica gives absolutely no output

QUESTION FROM: Nathan Lundholm | 10 years ago BY: George Woodrow III
Astronomy , Physics
3
REPLIES
24.9K
VIEWS

Help with map display

QUESTION FROM: Nathan Lundholm | 10 years ago BY: Bill Simpson
Aerospace Engineering , Astronomy , Mathematica , Mathematics , ...
2
REPLIES
11.9K
VIEWS

How do I combine 3 lists into one 3d list?

QUESTION FROM: Nathan Lundholm | 10 years ago BY: Gianluca Gorni
Aerospace Engineering , Astronomy , Discrete Mathematics , ...
5
REPLIES
14.5K
VIEWS

Need serious help with lists!

QUESTION FROM: Nathan Lundholm | 10 years ago BY: Gianluca Gorni
Aerospace Engineering , Astronomy , Computer Science , ...
4
REPLIES
12K
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

How to pluralize coordinate data.

QUESTION FROM: Nathan Lundholm | 10 years ago
Astronomy , Physics
0
REPLIES
6K
VIEWS

Rule based command on lists

QUESTION FROM: John Reed | 10 years ago BY: Bill Simpson
Numerical Computation , Physics
2
REPLIES
5.5K
VIEWS

How can I transform these Strings so that I can plot it?

QUESTION FROM: Nadine Freistadt | 10 years ago BY: Udo Krause
Mathematica , Physics
1
REPLIES
3.6K
VIEWS

Why is the FindPeaks function returning every data point in the table?

QUESTION FROM: Alicia Wadsworth | 10 years ago BY: Bill Simpson
Astronomy , Mathematics , Physics , Signal Processing
1
REPLIES
8.1K
VIEWS

What are the comands: "GraphicsComplex3DBox","CylinderBox" and "SphereBox"?

QUESTION FROM: Marlon Basantes | 10 years ago BY: David Reiss
Chemistry , Graphics and Visualization , Mathematica , Packages , ...
1
REPLIES
9.3K
VIEWS

Why cdf-files opening on my computer by Mathematica 10 not CDF player

QUESTION FROM: Valery Cherkasskiy | 10 years ago BY: Sean Clarke
Computer Science , Education , Image Processing , Mathematics , ...
1
REPLIES
9.3K
VIEWS

Get correct value

QUESTION FROM: gordon-fischer | 10 years ago BY: Udo Krause
Astronomy , Data Science , Mathematics , Physics , ...
1
REPLIES
8.2K
VIEWS

New to Wolframalpha, need to teach with it

QUESTION FROM: Lesa Kean | 10 years ago BY: Frank Kampas
Algebra , Calculus , Education , Mathematica , Mathematics , ...
2
REPLIES
19K
VIEWS

Problem with distinguishing terms in Sum

QUESTION FROM: dinesh kumar | 10 years ago BY: Gianluca Gorni
Physics
10
REPLIES
4.5K
VIEWS

Problem with ImplicitRegion in three dimensions

QUESTION FROM: Robert Zimmermann | 10 years ago BY: Simon Cadrin
Mathematics , Physics
4
REPLIES
4.4K
VIEWS

Minimize and complex numbers

QUESTION FROM: Kris Brumbaugh | 10 years ago BY: Udo Krause
Mathematica , Physics , Signal Processing , Wolfram Language
4
REPLIES
9.4K
VIEWS

Minimizing a expression to determine a parameter

QUESTION FROM: S G | 10 years ago BY: David Keith
Material Sciences , Physics
5
REPLIES
10.4K
VIEWS

How can I fit a gaussian function to data in Mathematica? (no distribution)

QUESTION FROM: Thomas H | 10 years ago BY: Thomas H
Data Science , Mathematica , Physics
5
REPLIES
30.6K
VIEWS

Plotting more curves with "switchable" legend - no color correspondence...

QUESTION FROM: C P | 10 years ago BY: Elton TeKolste
Graphics and Visualization , Mathematica , Mathematics , ...
8
REPLIES
13.3K
VIEWS

Integration - symbols make a difference?

QUESTION FROM: Yaj Bhattacharya | 10 years ago BY: Sean Clarke
Mathematica , Mathematics , Physics
8
REPLIES
6.5K
VIEWS

How to generate good looking output?

QUESTION FROM: tt5 kk6 | 10 years ago BY: Gianluca Gorni
Mathematica , Mathematics , Physics
5
REPLIES
3.9K
VIEWS

"Plot3D" Not responding to changes in wave function conditions.

QUESTION FROM: Chris Penney | 10 years ago BY: Erik Mahieu
Calculus , Mathematica , Physics , Signal Processing , ...
5
REPLIES
10.4K
VIEWS

Fourier Series of function defined with conditional statement

QUESTION FROM: Kaushik Mallick | 10 years ago BY: Kaushik Mallick
Calculus , Mathematica , Mathematics , Mechanical Engineering , ...
15
REPLIES
16.6K
VIEWS

issue in data analysis of 127 galaxies

QUESTION FROM: jean-philippe fontaine | 10 years ago BY: David Keith
Astronomy , Physics
5
REPLIES
11.1K
VIEWS

How to factor out a more complicated expression?

QUESTION FROM: Stanislav Iablokov | 10 years ago BY: Jim Baldwin
Algebra , Mathematica , Optimization , Mathematics , Physics , ...
1
REPLIES
5.8K
VIEWS

Zoom 125% by Default?

QUESTION FROM: Dean Sparrow | 10 years ago BY: Szabolcs Horvát
Physics
3
REPLIES
8.5K
VIEWS

Three peaks of Dissipative KdV

QUESTION FROM: Josue Pereira | 10 years ago
Equation Solving , Numerical Computation , Physics , Wolfram Language
0
REPLIES
3.2K
VIEWS

Some problem with for loop not giving results

QUESTION FROM: Dhruv Sharma | 10 years ago BY: Juan Miranda
Computer Science , Mathematica , Mathematics , Physics
2
REPLIES
6.6K
VIEWS

How to shift functions in a multiple-function plot?

QUESTION FROM: Ricardo Garcia | 10 years ago BY: Gianluca Gorni
Chemistry , Computer Science , Mathematics , Optics , Physics
6
REPLIES
11.5K
VIEWS

How can I solve this ImplicitRegion Error in NDSolve?

QUESTION FROM: Changsoo Lee | 10 years ago BY: jonathan lister
Aerospace Engineering , Astronomy , Mathematics , Physics
3
REPLIES
13K
VIEWS

combining solve and for

QUESTION FROM: Gregorio Martinez | 10 years ago BY: Gregorio Martinez
Algebra , Mathematics , Modeling , Numerical Computation , Physics , ...
3
REPLIES
7.9K
VIEWS

beginner's struggle with programming

QUESTION FROM: Loft B | 10 years ago BY: Loft B
Engineering , Mathematics , Physics , Recreation
2
REPLIES
6.4K
VIEWS

use parameter of ParametricNDSolve as a variable of a function to FindRoot?

QUESTION FROM: Dhruv Sharma | 10 years ago
Mathematics , Physics
0
REPLIES
3.4K
VIEWS

Recorded accelerometer data to PSD plot?

QUESTION FROM: George Thiel | 10 years ago BY: Caitlin Ramsey
Aerospace Engineering , Civil Engineering , Engineering , ...
3
REPLIES
26.2K
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

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

Hello, Is it possible to have contourPlot with Logarithmatic scale on X-AXI

QUESTION FROM: jabir Hakami | 10 years ago
Mathematics , Physics
0
REPLIES
4K
VIEWS

LogPlot. Without Log, there is no problem. But when I try to plot with Log

QUESTION FROM: jabir Hakami | 10 years ago BY: Erik Mahieu
Computational Systems , Computer Science , Mathematics , Optics , ...
4
REPLIES
11.8K
VIEWS

Max Matrix Size

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

Plotting 1/x on x-axis

QUESTION FROM: Laurens Willems van Beveren | 10 years ago BY: Laurens Willems van Beveren
Graphs and Networks , Mathematica , Physics
5
REPLIES
11.4K
VIEWS

NDSolve doesn't work for this partial differential equations, Help...

QUESTION FROM: Wit Z | 10 years ago
Calculus , Engineering , Equation Solving , Material Sciences , ...
0
REPLIES
8.1K
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
8.9K
VIEWS

Animate a Vectorfield with VectorPlot3d , Scaling the Vectors

QUESTION FROM: Max E | 10 years ago BY: Mariusz Iwaniuk
Demonstrations , Image Processing , Import and Export , Mathematica , ...
3
REPLIES
13K
VIEWS

Physics thermoelectricity related plot

QUESTION FROM: David Rod | 10 years ago BY: Bill Simpson
Graphics and Visualization , Physics , Wolfram Language
2
REPLIES
3.9K
VIEWS

Why does the plot function not work the way I anticipated?

QUESTION FROM: Ralf Matz | 10 years ago BY: Ralf Matz
Physics
2
REPLIES
3.7K
VIEWS

How to see full text instead of skeleton <<1>>?

QUESTION FROM: Aleksei Zadvorkin | 10 years ago BY: Aleksei Zadvorkin
Equation Solving , Mathematica , Optics , Physics
4
REPLIES
11.3K
VIEWS

NDSolve input value lies outside interpolation range

QUESTION FROM: Angelo Esposito | 10 years ago BY: Angelo Esposito
Mathematica , Mathematics , Physics
2
REPLIES
8.4K
VIEWS

FullSimplify "not working" with a correct Assumption in this example, why ?

QUESTION FROM: Matthias Hoffmann | 10 years ago BY: Matthias Hoffmann
Algebra , Calculus , Mathematica , Mathematics , Physics
3
REPLIES
6.7K
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

Fundamental question about symbolic capabilities of Wolfram Language

QUESTION FROM: Atriya Sen | 10 years ago BY: Atriya Sen
Mathematics , Physics , Symbolic Computations , Wolfram Language
12
REPLIES
10.4K
VIEWS

Problem with Mathematica 9 or the equation is insoluble?

QUESTION FROM: Gregory Efimov | 10 years ago BY: Gregory Efimov
Mathematics , Mechanical Engineering , Physics
3
REPLIES
9.1K
VIEWS

How to solve 2 coupled PDE for 2 functions using method of lines?

QUESTION FROM: Maninder Kaur | 10 years ago
Physics
0
REPLIES
1.9K
VIEWS

Nonlinearmodel Fit, Help needed!

QUESTION FROM: Sarmed Hussain | 10 years ago BY: Kay Herbert
Data Science , Mathematica , Modeling , Physics
6
REPLIES
10.2K
VIEWS

how to plot the Partition list data in Mathematica?

QUESTION FROM: Yue-Wen Fang | 10 years ago BY: Yue-Wen Fang
Computer Science , Physics
5
REPLIES
6.3K
VIEWS

polar contour plot

QUESTION FROM: Soutik Sur | 10 years ago BY: Soutik Sur
Engineering , Mathematics , Optics , Physics
2
REPLIES
16.7K
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
8.3K
VIEWS
6
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8
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