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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

Solving two second order ordinary differential equations

QUESTION FROM: anon nanon | 12 years ago BY: Kay Herbert
Mathematics , Physics
4
REPLIES
5.1K
VIEWS

basic questions on Cloud Notebook operation

QUESTION FROM: Carl Youngblut | 12 years ago
Architecture , Earth Science , Mathematics , Physics , Wolfram Cloud
0
REPLIES
8.5K
VIEWS

CHALLENGE -- Defining an ORIGINAL second derivative function?

QUESTION FROM: J J | 12 years ago BY: Udo Krause
Computer Science , Graphics and Visualization , Mathematica , ...
3
REPLIES
9.3K
VIEWS

Different kind of numeric erros when plotting recursive functions

QUESTION FROM: George Scotton | 12 years ago
Graphics and Visualization , Mathematica , Numerical Computation , ...
0
REPLIES
3.6K
VIEWS

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

QUESTION FROM: James Dilworth | 12 years ago BY: Vitaliy Kaurov
Physics , Wolfram Language
1
REPLIES
3.1K
VIEWS

Using NonlinearModelFit for complex data ?

QUESTION FROM: Christian Neel | 10 years ago BY: Gale Bradfield
Data Science , Engineering , Mathematics , Physics , ...
4
REPLIES
16.3K
VIEWS

Problems in getting Real number solutions in NSolve

QUESTION FROM: hwoarang Polar | 12 years ago BY: hwoarang Polar
Physics
4
REPLIES
5.8K
VIEWS

Why doesn't a volume fraction algorithm agree with what was programmed?

QUESTION FROM: Joshua Hogancamp | 12 years ago
Civil Engineering , Engineering , Material Sciences , Mathematics , ...
0
REPLIES
6.2K
VIEWS

Cannot solve differential equation for electron motion in Electric Field

QUESTION FROM: Phil R | 12 years ago BY: Kevin McCann
Calculus , Mathematica , Physics , Wolfram Language
1
REPLIES
6.6K
VIEWS

NDSolve -- Solution to Wave Equation Unstable

QUESTION FROM: wongkasinjamie | 12 years ago
Mathematica , Mathematics , Physics
0
REPLIES
3.2K
VIEWS

Rearranging data in a list

QUESTION FROM: Man Nguyen | 12 years ago BY: David Reiss
Computable Document Format , Data Science , ...
2
REPLIES
8.8K
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

Trying to simulate electric field lines from collection of point charges

QUESTION FROM: Amy Zimmerman | 12 years ago BY: David Keith
Mathematica , Physics
2
REPLIES
15.3K
VIEWS

Do I need additional packages for this Tutorial?

QUESTION FROM: David Klein | 12 years ago BY: David Klein
Material Sciences , Mathematics , Mechanical Engineering , Physics
4
REPLIES
7.3K
VIEWS

Plot Poincare Section of a given Hamiltonian

QUESTION FROM: George Scotton | 3 years ago BY: Ramón Eduardo Chan López
Equation Solving , Mathematica , Physics , Wolfram Language
1
REPLIES
8.1K
VIEWS

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

QUESTION FROM: Nilanjan Banik | 12 years ago BY: Frank Kampas
Astronomy , Mathematics , Physics
1
REPLIES
5.3K
VIEWS

How to colour random 3D points in a stereographic view

QUESTION FROM: Imre Pazsit | 12 years ago BY: Imre Pazsit
Authoring and Publishing , Physics , Visual Arts
2
REPLIES
8.6K
VIEWS

Reading from multiple data files

QUESTION FROM: Nilanjan Banik | 12 years ago BY: Nilanjan Banik
Astronomy , Computer Science , Mathematics , Physics
6
REPLIES
8.1K
VIEWS

compute curvature and torsion

QUESTION FROM: au_zeus3200 | 12 years ago BY: Ivan Morozov
Mathematica , Physics , Wolfram Language
2
REPLIES
9.1K
VIEWS

solution for ode

QUESTION FROM: HARIKRISHNAN A | 12 years ago BY: HARIKRISHNAN A
Mathematics , Physics
2
REPLIES
4.3K
VIEWS

How do you export an 8 bit monochrome TIF image in Mathematica?

QUESTION FROM: John Eustace | 12 years ago
Image Processing , Optics , Physics
0
REPLIES
7.5K
VIEWS

i need to graph this fluid field

QUESTION FROM: hahernandezr hdz | 12 years ago BY: Bruce Miller
Engineering , Graphics and Visualization , Physics , Wolfram Language
1
REPLIES
5.3K
VIEWS

How to place two RevolutionPlot3D in one plot?

QUESTION FROM: Peter Parfenov | 12 years ago BY: Peter Parfenov
Graphics and Visualization , Image Processing , Physics
2
REPLIES
5.4K
VIEWS

Mathematica cuts off data

QUESTION FROM: d n | 12 years ago BY: David Reiss
Compilation , Mathematica , Physics
3
REPLIES
8.8K
VIEWS

Curve Fitting Data

QUESTION FROM: chris jackson | 12 years ago BY: chris jackson
Mathematics , Physics
2
REPLIES
3.6K
VIEWS

Where can I get simple data clustering algorithm?

QUESTION FROM: Akhdiyor Sattarov | 12 years ago BY: Itay Livni
Computer Science , Image Processing , Mathematics , Physics
1
REPLIES
6.6K
VIEWS

Solution of differential equations with boundary conditions contain "Limit"

QUESTION FROM: Robert Pham | 12 years ago BY: Robert Pham
Mathematica , Physics
6
REPLIES
11.7K
VIEWS

Why do i get different outputs for equivalent commands?

QUESTION FROM: Matteo Di Loreto | 12 years ago BY: Matteo Di Loreto
Control Systems , Data Science , Engineering , Mathematics , ...
4
REPLIES
6.4K
VIEWS

Nonlinear first order partial differential equations-NDSolve::conarg

QUESTION FROM: Thomas Winkler | 12 years ago BY: Udo Krause
Mathematica , Numerical Computation , Physics
1
REPLIES
5K
VIEWS

Plot a list of data over a quadrangular shape- graphic

QUESTION FROM: margherita ferrucci | 12 years ago
Aerospace Engineering , Computer Science , Education , Engineering , ...
0
REPLIES
6.7K
VIEWS

NIntegrate::ncvbr: Error not in any documentation

QUESTION FROM: s g | 12 years ago
Calculus , Geometry , Mathematica , Numerical Computation , Physics , ...
0
REPLIES
2.3K
VIEWS

How to use MathTensor with Mathematica 10

QUESTION FROM: Andre Hertkorn | 7 months ago BY: Marty Parts
Packages , Physics , Product Set Up
4
REPLIES
14.6K
VIEWS

Why Mathematica cannot solve simple power eqation?:(

QUESTION FROM: Darek Aksamit | 12 years ago BY: Daniel Lichtblau
Calculus , Equation Solving , Mathematica , Mathematics , Physics
3
REPLIES
6.9K
VIEWS

Integral not evaluating

QUESTION FROM: Caleb Spires | 12 years ago BY: Daniel Lichtblau
Chemical Engineering , Chemistry , Computer Science , Mathematics , ...
4
REPLIES
10.3K
VIEWS

Problem exporting Symbol type in Mathematica 10

QUESTION FROM: Jorge Villalobos | 12 years ago BY: Jorge Villalobos
Graphics and Visualization , Mathematica , Physics
4
REPLIES
7.8K
VIEWS

How to delete all output cell by one click ?

QUESTION FROM: Yoshihiro Sato | 12 years ago BY: Yoshihiro Sato
Physics , Wolfram Cloud
5
REPLIES
20.8K
VIEWS

fitting the Airy diffraction pattern with FindFit

QUESTION FROM: Alex Mikh | 12 years ago BY: Alex Mikh
Image Processing , Mathematics , Modeling , Optics , Physics , ...
2
REPLIES
12K
VIEWS

Density / Schwarschild radius

QUESTION FROM: richard bowen | 12 years ago BY: richard bowen
Mathematics , Physics
13
REPLIES
3.3K
VIEWS

Wave equation solutions in a step index fiber optic

QUESTION FROM: Saf Al | 12 years ago BY: Saf Al
Calculus , Mathematica , Optics , Physics , Wolfram Language
2
REPLIES
13K
VIEWS

Maxwell equations: Cartesian to Cylindrical coordinates

QUESTION FROM: Saf Al | 12 years ago BY: Saf Al
Geometry , Optics , Physics , Wolfram Language
2
REPLIES
10.4K
VIEWS

How can the units of a velocity (vector) be cancelled by speed (scalar)?

QUESTION FROM: Douglas Youvan | 12 years ago BY: Douglas Kubler
Education , Engineering , Mathematics , Physics , Units
5
REPLIES
10.9K
VIEWS

Help me get Function N running to get large gammas in the Twin Paradox?

QUESTION FROM: Douglas Youvan | 12 years ago BY: Douglas Youvan
Mathematics , Physics
2
REPLIES
4.4K
VIEWS

Recorded accelerometer data to PSD plot?

QUESTION FROM: George Thiel | 11 years ago BY: Caitlin Ramsey
Aerospace Engineering , Civil Engineering , Engineering , ...
3
REPLIES
27.1K
VIEWS

How do I create a parameter-driven piece-wise function?

QUESTION FROM: Seasong Zhang | 12 years ago BY: Marco Thiel
Graphics and Visualization , Physics , Wolfram Language
3
REPLIES
6.9K
VIEWS

NDSolve`Iterate in a table

QUESTION FROM: brad ramshaw | 12 years ago
Mathematica , Numerical Computation , Physics
0
REPLIES
3.6K
VIEWS

Mathematica only rewrites the differential equation

QUESTION FROM: Mattias Pettersson | 12 years ago BY: Marco Thiel
Calculus , Equation Solving , Physics , Wolfram Language
3
REPLIES
5.7K
VIEWS

How can Wolfram Alpha recognize chemical formulas with decimals?

QUESTION FROM: David Tam | 12 years ago
Chemistry , Physics , Wolfram|Alpha
0
REPLIES
5.1K
VIEWS

IsotopeData[0] Does Not Give { neutron }.

QUESTION FROM: Evan Berkowitz | 12 years ago BY: David Reiss
Curated Data , Mathematica , Physics
5
REPLIES
5.2K
VIEWS

Advancing from 1D diffusion model to 2D and 3D

QUESTION FROM: Petar M | 12 years ago BY: Petar M
Calculus , Mathematica , Physics , Wolfram Language
4
REPLIES
8.9K
VIEWS

Force the phase. ThermodynamicData for saturated liquid *and* vapor.

QUESTION FROM: Glenn Carlson | 2 years ago BY: Glenn Carlson
Curated Data , Engineering , Physics , Wolfram Language
5
REPLIES
11.1K
VIEWS

Using the output on ParametricNDSolve in a Piecewise function

QUESTION FROM: David Robert Grimes | 12 years ago BY: David Robert Grimes
Equation Solving , Mathematica , Mathematics , Physics , ...
2
REPLIES
8.3K
VIEWS

Help in understanding code in Wolfram demonstrations

QUESTION FROM: Petar M | 12 years ago BY: Tomas Garza
Physics
1
REPLIES
7.2K
VIEWS

Constructing matrix elements using functions and looping

QUESTION FROM: hbar omega | 12 years ago BY: David Reiss
Algebra , Mathematica , Mathematics , Numerical Computation , Physics
1
REPLIES
6.3K
VIEWS

How do you interpret this Solve output ?

QUESTION FROM: Ryan Gardner | 12 years ago BY: Bill Simpson
Algebra , Equation Solving , Physics , Wolfram Language
3
REPLIES
5.5K
VIEWS

Self dual tensors in Mathematica 9

QUESTION FROM: Ofri Telem | 12 years ago BY: Udo Krause
Algebra , Mathematica , Physics , Wolfram Language
4
REPLIES
8.1K
VIEWS

plotting motion of two charged particles

QUESTION FROM: Hayashi Yoshiaki | 12 years ago BY: Hayashi Yoshiaki
Calculus , Equation Solving , Graphics and Visualization , ...
2
REPLIES
6.9K
VIEWS

Quantity[] Keyboard Shortcuts ?

QUESTION FROM: Dave Lubbers | 12 years ago BY: Dave Lubbers
Mathematica , Physics , Units , User Interface
2
REPLIES
10.9K
VIEWS

Integration results appear inconsistent

QUESTION FROM: Wolffram Schroer | 12 years ago BY: David Reiss
Calculus , Physics , Wolfram Language
2
REPLIES
3.3K
VIEWS

Problem with constructing a function - Module inside a Manipulate

QUESTION FROM: Petar M | 12 years ago BY: Petar M
Dynamic Interactivity , Modeling , Physics , Wolfram Language
8
REPLIES
10.3K
VIEWS

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

QUESTION FROM: Keith Osborne | 12 years ago BY: Keith Osborne
Graphics and Visualization , Mathematica , Mathematics , ...
1
REPLIES
11.3K
VIEWS

NDsolve print timestep

QUESTION FROM: Cliff Joe | 12 years ago BY: Udo Krause
Education , Mathematics , Physics
1
REPLIES
9.3K
VIEWS

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

QUESTION FROM: Viacheslav Shishlov | 12 years ago BY: Bruce Miller
Data Science , External Programs and Systems , Image Processing , ...
1
REPLIES
16.7K
VIEWS

Mathematica for General Relativity and Gravity research

QUESTION FROM: Boris Latosh | 12 years ago BY: Frank Kampas
Astronomy , Mathematica , Mathematics , Physics , Wolfram Language
10
REPLIES
35.5K
VIEWS

Fitting correlated parameters

QUESTION FROM: Sergi Gonzalez-Solis | 12 years ago
Data Science , Mathematica , Mathematics , Physics
0
REPLIES
8K
VIEWS

Thoroughly confused by NDSolve

QUESTION FROM: Phil Tooley | 12 years ago BY: Frank Kampas
Equation Solving , Mathematica , Mathematics , ...
1
REPLIES
5.2K
VIEWS

Computing Triple Integral with Variable Limits of Integration

QUESTION FROM: Julius O | 12 years ago BY: Julius O
Mathematics , Physics
4
REPLIES
6.8K
VIEWS

Can NonlinearModelFit consider the error parameters dependent ?

QUESTION FROM: Maria Giovanna Dainotti | 12 years ago
Aerospace Engineering , Astronomy , Computer Science , Data Science , ...
0
REPLIES
15.8K
VIEWS

Magnetic Moments

QUESTION FROM: Sandra Deckel | 12 years ago BY: Michael Hale
Physics
3
REPLIES
7.9K
VIEWS

Numerical solution of one dimensional Schrodinger equation

QUESTION FROM: Mojtaba M | 12 years ago BY: Michael Hale
Calculus , Mathematica , Numerical Computation , Physics , ...
4
REPLIES
20.8K
VIEWS

Possible mistake in my Mathematica syntax for 4 springs and 3 masses

QUESTION FROM: Robert Jenkins | 12 years ago BY: Robert Jenkins
Mathematics , Physics , Wolfram Language
18
REPLIES
7.8K
VIEWS

CUDALink within ParallelDo

QUESTION FROM: Gustavo Carri | 12 years ago
Computer Science , Mathematics , Mechanical Engineering , Physics , ...
0
REPLIES
11.6K
VIEWS

Fits with differential equation

QUESTION FROM: Gael PATTON | 12 years ago BY: S M Blinder
Calculus , Mathematica , Numerical Computation , Physics
1
REPLIES
3.1K
VIEWS

Sum and Derivate

QUESTION FROM: Simon Baumgarten | 12 years ago BY: Udo Krause
Mathematica , Physics , Wolfram Language
1
REPLIES
4.9K
VIEWS

Is it possible to find the equations of motion with Mathematica?

QUESTION FROM: Alexsandro Mota | 12 years ago BY: David Keith
Algebra , Calculus , Equation Solving , Geometry , Group Theory , ...
4
REPLIES
12.9K
VIEWS

Bethe Bloch Formula

QUESTION FROM: tanja.gesslbauer | 12 years ago BY: David Keith
Graphics and Visualization , Mathematica , Physics , Wolfram Language
1
REPLIES
5.4K
VIEWS

Random Walk

QUESTION FROM: Sandra Deckel | 12 years ago BY: Richard Gaylord
Mathematica , Physics , Wolfram Language
10
REPLIES
8.3K
VIEWS

Chladni patterns Simulation

QUESTION FROM: Igor Palha | 12 years ago BY: Sam Carrettie
Graphics and Visualization , Mathematica , Mathematics , Physics
2
REPLIES
12.6K
VIEWS

Wrong solution for Integrate

QUESTION FROM: Mafalda Dias | 12 years ago BY: Bill Simpson
Mathematica , Physics
1
REPLIES
1.9K
VIEWS

Modeling magnetic domains

QUESTION FROM: T Saab | 12 years ago BY: T Saab
Education , Graphics and Visualization , Graphs and Networks , ...
2
REPLIES
12.1K
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

Ideas for a physics-based Mathematica project?

QUESTION FROM: Liam Walker | 12 years ago BY: Sam Carrettie
Astronomy , Education , Mathematica , Physics , Wolfram Language
3
REPLIES
17.1K
VIEWS

Projectile motion considering a wind

QUESTION FROM: Pedro Fonseca | 12 years ago BY: Pedro Fonseca
Mathematica , Physics , Wolfram Language
2
REPLIES
10.4K
VIEWS

Method for unique collisions between 2 subdivided ellipsoids

QUESTION FROM: Michel Van de gaer | 12 years ago BY: Michel Van de gaer
Game Development , Geometry , Graphics and Visualization , ...
1
REPLIES
7.4K
VIEWS

How to access Physical Constants in Mathematica 9.0?

QUESTION FROM: nick Granger-Brown | 12 years ago BY: nick Granger-Brown
Mathematica , Physics , Wolfram Language
3
REPLIES
16.5K
VIEWS

Inverting dispersion relation

QUESTION FROM: Olivier Mathieu | 12 years ago BY: Ivan Morozov
Mathematica , Physics , Wolfram Language
3
REPLIES
4K
VIEWS

Save Jacobian While Solving with NDSolve

QUESTION FROM: Nicholas Schneider | 12 years ago BY: Michael Rogers
Computer Science , Engineering , Mathematics , Physics
2
REPLIES
9.7K
VIEWS

Help me! :( {calculating potential field}

QUESTION FROM: maryam fathi.s | 12 years ago BY: maryam fathi.s
Mathematica , Physics
4
REPLIES
4.8K
VIEWS

Integration by counting points

QUESTION FROM: Charls Mejía | 12 years ago BY: Todd Rowland
Mathematica , Mathematics , Physics
8
REPLIES
7.2K
VIEWS

Fourier transform (math based question)

QUESTION FROM: Ti Xu | 12 years ago BY: Frank Kampas
Engineering , Image Processing , Mathematica , Mathematics , Physics
2
REPLIES
7.7K
VIEWS

Taking Derivatives of Experimental Data

QUESTION FROM: A Johnson | 12 years ago BY: David Reiss
Calculus , Mathematica , Numerical Computation , Physics
5
REPLIES
6.7K
VIEWS

How do I use NDSolve within a Do loop?

QUESTION FROM: Henry Banks | 12 years ago BY: Michael Rogers
Equation Solving , Mathematica , Mathematics , ...
6
REPLIES
16.3K
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

Avoiding integral overflow computation?

QUESTION FROM: D K | 12 years ago BY: Sean Clarke
Calculus , Mathematica , Numerical Computation , Physics
1
REPLIES
10.8K
VIEWS

Animate quantum wave plot

QUESTION FROM: Max Fischer | 12 years ago BY: Humberto Munoz Bauza
Calculus , Graphics and Visualization , Mathematica , Physics
14
REPLIES
18.4K
VIEWS

Code for Representation Of Diffraction By Vector Summation

QUESTION FROM: John Mercer | 12 years ago BY: Sean Clarke
Physics
1
REPLIES
4.9K
VIEWS

Finding a function for the skiing angle from acceleration

QUESTION FROM: Seokin Yeh | 13 years ago BY: Vitaliy Kaurov
Calculus , Equation Solving , Mathematica , Mathematics , Physics , ...
4
REPLIES
14.5K
VIEWS

Using the bungee jump model in system modeler

QUESTION FROM: eshwar chandran | 12 years ago BY: Sean Clarke
Physics , SystemModeler
4
REPLIES
10.2K
VIEWS

Matrix operations in "Inertia Versus Gravity in 3d" Demonstration

QUESTION FROM: Mark Henwood | 13 years ago BY: Sam Carrettie
Demonstrations , Mathematica , Mathematics , Physics , ...
5
REPLIES
14K
VIEWS

Conoscopic Interference Patterns

QUESTION FROM: sean roubion | 13 years ago BY: Sam Carrettie
Mathematica , Optics , Physics , Wolfram Language
1
REPLIES
12.4K
VIEWS

Distance between 2 flat molecules

QUESTION FROM: A Y | 12 years ago BY: Mohammad Khan
Chemistry , Geometry , Mathematica , Mathematics , Physics , ...
13
REPLIES
23K
VIEWS
7
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9
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