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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

Can NonlinearModelFit consider the error parameters dependent ?

QUESTION FROM: Maria Giovanna Dainotti | 11 years ago
Aerospace Engineering , Astronomy , Computer Science , Data Science , ...
0
REPLIES
15.4K
VIEWS

CUDALink within ParallelDo

QUESTION FROM: Gustavo Carri | 11 years ago
Computer Science , Mathematics , Mechanical Engineering , Physics , ...
0
REPLIES
11.2K
VIEWS

Need help finishing a rotary engine demonstration any Euclid's out there

QUESTION FROM: Ray Hill | 10 years ago
Aerospace Engineering , Engineering , Mechanical Engineering , ...
0
REPLIES
8.9K
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

basic questions on Cloud Notebook operation

QUESTION FROM: Carl Youngblut | 11 years ago
Architecture , Earth Science , Mathematics , Physics , Wolfram Cloud
0
REPLIES
8K
VIEWS

Acoustic wave equations in two layered media.

QUESTION FROM: hwoarang Polar | 10 years ago
Equation Solving , Mathematica , Mathematics , Physics , ...
0
REPLIES
8K
VIEWS

ParametricNDSolveValue error

QUESTION FROM: Thai Kee Gan | 10 years ago
Calculus , Computational Systems , Computer Science , Engineering , ...
0
REPLIES
7.8K
VIEWS

Fitting correlated parameters

QUESTION FROM: Sergi Gonzalez-Solis | 11 years ago
Data Science , Mathematica , Mathematics , Physics
0
REPLIES
7.5K
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

Partial derivative of Thermodynamic properties?

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

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

QUESTION FROM: John Eustace | 11 years ago
Image Processing , Optics , Physics
0
REPLIES
7.1K
VIEWS

Simplifying Derivatives of Mathematica Functions

QUESTION FROM: Erik The Red | 10 years ago
Aerospace Engineering , Calculus , Mathematica , Physics , ...
0
REPLIES
6.6K
VIEWS

Update value and precision of InputField inside Manipulate?

QUESTION FROM: Kaushik Mallick | 9 years ago
Algebra , Computable Document Format , Dynamic Interactivity , ...
0
REPLIES
6.5K
VIEWS

Plot a list of data over a quadrangular shape- graphic

QUESTION FROM: margherita ferrucci | 11 years ago
Aerospace Engineering , Computer Science , Education , Engineering , ...
0
REPLIES
6.4K
VIEWS

defining an implicit function

QUESTION FROM: Iuval Clejan | 12 years ago
Physics
0
REPLIES
6.2K
VIEWS

How to pluralize coordinate data.

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

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

QUESTION FROM: Joshua Hogancamp | 11 years ago
Civil Engineering , Engineering , Material Sciences , Mathematics , ...
0
REPLIES
5.9K
VIEWS

Create an optimal mesh with enough precision?

QUESTION FROM: HECTOR ESPINOS-MORATO | 9 years ago
Engineering , Equation Solving , Industrial Engineering , ...
0
REPLIES
5.8K
VIEWS

Improve performance of ListPointPlot3D?

QUESTION FROM: graham tranfield | 9 years ago
Dynamic Interactivity , Graphics and Visualization , ...
0
REPLIES
5.5K
VIEWS

NDsolve alarms

QUESTION FROM: afreeka b | 10 years ago
Data Science , Mathematica , Modeling , Numerical Computation , ...
0
REPLIES
5.3K
VIEWS

Code that goes with "Patterns in Combinator Evolution" paper

QUESTION FROM: Eric Parfitt | 5 years ago
Graphs and Networks , Mathematics , Physics , ...
0
REPLIES
5.2K
VIEWS

Is there a paper for SW blog post: "What Is Spacetime, Really?" ?

QUESTION FROM: Amin C | 9 years ago
Authoring and Publishing , Physics , Wolfram Language , ...
0
REPLIES
5.2K
VIEWS

Solving PDE with an infinite boundary condition

QUESTION FROM: Olivier Lemarchand | 10 years ago
Computer Science , Mathematics , Physics
0
REPLIES
5K
VIEWS

NDSolve with time-dependent boundary conditions problem

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

Proper syntax for function precision (MMA 12)?

QUESTION FROM: Mor Bo | 6 years ago
Equation Solving , Mathematica , Mathematics , ...
0
REPLIES
5K
VIEWS

Coupled Differential Equations with Eigenvalue

QUESTION FROM: M. Fitrah Alfian R.S. | 10 years ago
Astronomy , Physics
0
REPLIES
4.9K
VIEWS

How can Wolfram Alpha recognize chemical formulas with decimals?

QUESTION FROM: David Tam | 11 years ago
Chemistry , Physics , Wolfram|Alpha
0
REPLIES
4.9K
VIEWS

WL alternative to Maple Physics package

QUESTION FROM: Michal Kvasnicka | 5 years ago
External Programs and Systems , Physics , Symbolic Computations , ...
0
REPLIES
4.8K
VIEWS

Does W|Alpha provide estimates such as "hydrogen mass present on Earth"?

QUESTION FROM: Tom Reat | 8 years ago
Chemistry , Curated Data , Earth Science , Environmental Science , ...
0
REPLIES
4.8K
VIEWS

Looking for CDF player compatible with MacOS 10.6.8

QUESTION FROM: Mathias Springer | 8 years ago
Computable Document Format , Operating System and Network Access , ...
0
REPLIES
4.8K
VIEWS

Avoid issue while using Mathematica wrapper with coolprop?

QUESTION FROM: Cezary Czajkowski | 7 years ago
Compilation , External Programs and Systems , Mathematica , Physics , ...
0
REPLIES
4.7K
VIEWS

Create a Manipulate with a long list of ODE?

QUESTION FROM: Arm Mo | 7 years ago
Dynamic Interactivity , Equation Solving , ...
0
REPLIES
4.6K
VIEWS

Free-Body Diagram?

QUESTION FROM: Dean Sparrow | 11 years ago
Physics
0
REPLIES
4.6K
VIEWS

Problem in partial trace in quantum package?

QUESTION FROM: Ziane Mustapha | 9 years ago
Algebra , Calculus , Mathematics , Packages , Physics , ...
0
REPLIES
4.5K
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

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

Deriving the Schwarzschild Metric

QUESTION FROM: Frank Kampas | 5 years ago
Mathematics , Physics , Wolfram Language
0
REPLIES
4.3K
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

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

Shape Dynamics and Wolfram Fundamental Physics Project

QUESTION FROM: Anton Spektorov | 5 years ago
Physics , Wolfram Fundamental Physics Project , Wolfram Science
0
REPLIES
4.2K
VIEWS

Avoid errors in StreamDensityPlot and StreamPlot/DensityPlot?

QUESTION FROM: Tim Kirkpatrick | 8 years ago
Dynamic Interactivity , Graphics and Visualization , Physics , ...
0
REPLIES
4.2K
VIEWS

Get different Lyapunov exponent of DDE?

QUESTION FROM: Dia Ghosh | 9 years ago
Equation Solving , Graphics and Visualization , Mathematics , ...
0
REPLIES
4.2K
VIEWS

Set several parameters on a FEM Method for NDEIgensistem?

QUESTION FROM: BARBU DENISIA | 7 years ago
Engineering , Mathematics , Modeling , Numerical Computation , ...
0
REPLIES
4.1K
VIEWS

Integrate over Dirac Deltas - avoid apparently odd behaviour?

QUESTION FROM: Arny Toynbee | 8 years ago
Mathematics , Physics , Wolfram Language
0
REPLIES
4.1K
VIEWS

Lorentz tensors specification and contraction

QUESTION FROM: Stanislav Iablokov | 10 years ago
Physics
0
REPLIES
4.1K
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
4K
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

RC first order system - solving DEs with laplace transform

QUESTION FROM: Pawel Wozniak | 10 years ago
Engineering , Mathematics , Physics , Signal Processing , ...
0
REPLIES
4K
VIEWS

Make a Poincare map solving 4 non-linear differential equations?

QUESTION FROM: Charls Mejía | 9 years ago
Equation Solving , Mathematics , Numerical Computation , Physics , ...
0
REPLIES
3.9K
VIEWS

Count the number of orbits from this Orbit Data?

QUESTION FROM: T P | 6 years ago
Graphics and Visualization , Mathematics , Physics , ...
0
REPLIES
3.9K
VIEWS

Modeling Spacecraft Rendezvous and Proximity Operations

QUESTION FROM: Paul Huter | 5 years ago
Aerospace Engineering , Astronomy , Control Systems , Physics
0
REPLIES
3.9K
VIEWS

Finding the first integral of a differential equation?

QUESTION FROM: Syed Naqvi | 6 years ago
Astronomy , Physics
0
REPLIES
3.9K
VIEWS

logarithm of time = complexity

QUESTION FROM: José Manuel Rodríguez Caballero | 5 years ago
Computer Science , Mathematics , Physics
0
REPLIES
3.9K
VIEWS

Solve a system of differential equations by using StateSpaceModel?

QUESTION FROM: Lucas Mendonça | 7 years ago
Engineering , Equation Solving , Mathematics , Physics , ...
0
REPLIES
3.8K
VIEWS

Does the multicomputational paradigm include every other one in science?

QUESTION FROM: Nodu Agga | 4 years ago
Physics , Wolfram Fundamental Physics Project , Wolfram Science
0
REPLIES
3.8K
VIEWS

Get the proper Magnetic Flux Density of a rectangular bar magnet?

QUESTION FROM: Janos Lobb | 8 years ago
Curated Data , Mathematics , Physics , Units , Wolfram Language
0
REPLIES
3.8K
VIEWS

How can i get the poles of a DiscreteTransferFunction with delay?

QUESTION FROM: Jairo Smith Quilumbaquin Lanchimba | 4 years ago
Audio, Sound and Music , Control Systems , Data Science , ...
0
REPLIES
3.8K
VIEWS

Create a mesh out of a CAD file for FEM?

QUESTION FROM: Daniel Vilhena | 8 years ago
Discrete Mathematics , Engineering , Geometry , ...
0
REPLIES
3.7K
VIEWS

Static solutions to diffusion equation in 2D

QUESTION FROM: Shimon Rubin | 9 years ago
Equation Solving , Mathematics , Numerical Computation , Physics , ...
0
REPLIES
3.7K
VIEWS

Read result file, avoid missing data matrix, the file might be corrupt?

QUESTION FROM: Foad Sojoodi Farimani | 8 years ago
Engineering , Physics , SystemModeler
0
REPLIES
3.7K
VIEWS

StandardAtmosphere Package: Definition of ‘ThermalConductivityCoefficient’

QUESTION FROM: ludwig.eineder | 5 years ago
Aerospace Engineering , Engineering , Packages , Physics , ...
0
REPLIES
3.7K
VIEWS

Mathematica 10 Home Edition for FEM vs. OpenFOAM/ParaView?

QUESTION FROM: William Schacht | 9 years ago
Equation Solving , External Programs and Systems , Mathematica , ...
0
REPLIES
3.6K
VIEWS

Populate subscripts in homotopy analysis of equation of motion?

QUESTION FROM: Christopher Reyes | 8 years ago
Engineering , Mathematics , Physics , Wolfram Language
0
REPLIES
3.6K
VIEWS

Possible worlds and laws in Wolfram's theory?

QUESTION FROM: Nodu Agga | 3 years ago
Physics , Wolfram Fundamental Physics Project , Wolfram Science
0
REPLIES
3.6K
VIEWS

Perform a derivation with Dirac symbols?

QUESTION FROM: Xiaosong Zhu | 7 years ago
Mathematica , Mathematics , Optics , Physics , ...
0
REPLIES
3.6K
VIEWS

Custom medium using a lookup table

QUESTION FROM: Eric Smith | 7 years ago
Modeling , Physics , SystemModeler
0
REPLIES
3.5K
VIEWS

Add elements to the graphics I get in Wolfram Mathematica?

QUESTION FROM: Yuyan Wang | 7 years ago
Astronomy , Graphics and Visualization , Mathematica , Physics , ...
0
REPLIES
3.5K
VIEWS

NDSolve`Iterate in a table

QUESTION FROM: brad ramshaw | 11 years ago
Mathematica , Numerical Computation , Physics
0
REPLIES
3.4K
VIEWS

Different kind of numeric erros when plotting recursive functions

QUESTION FROM: George Scotton | 11 years ago
Graphics and Visualization , Mathematica , Numerical Computation , ...
0
REPLIES
3.4K
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

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
3.3K
VIEWS

Make a 2D Electro-diffusion Model with NDSolve?

QUESTION FROM: Kali Ellison | 8 years ago
Calculus , Engineering , Equation Solving , Mathematics , Modeling , ...
0
REPLIES
3.3K
VIEWS

Solve l^2+t^2 v^2==c^2 t^2 for t ?

QUESTION FROM: Alexander Radchenko | 8 years ago
Equation Solving , Mathematics , Physics , Symbolic Computations , ...
0
REPLIES
3.2K
VIEWS

Calculate a recursive formula with three parameters in a matrix exp?

QUESTION FROM: Shaohui Yin | 6 years ago
Equation Solving , Mathematics , Physics , Symbolic Computations , ...
0
REPLIES
3.2K
VIEWS

Three peaks of Dissipative KdV

QUESTION FROM: Josue Pereira | 10 years ago
Equation Solving , Numerical Computation , Physics , Wolfram Language
0
REPLIES
3.1K
VIEWS

Plot 3D free energy landscape?

QUESTION FROM: ahsish agrahari | 7 years ago
Graphics and Visualization , Mathematics , Physics , Wolfram Language
0
REPLIES
3.1K
VIEWS

Problem with numerical solution of a system of PDEs

QUESTION FROM: Daniil Eskoskin | 6 years ago
Equation Solving , Mathematics , Modeling , Numerical Computation , ...
0
REPLIES
3.1K
VIEWS

"How can I set unique tooltips to each of a list of lines in ListLinePlot"?

QUESTION FROM: David Mackay | 11 years ago
Graphics and Visualization , Mathematica , Physics
0
REPLIES
3.1K
VIEWS

Get W|A to help derive new wave equation with anchors?

QUESTION FROM: Rob One | 9 years ago
Discrete Mathematics , Engineering , Equation Solving , Mathematics , ...
0
REPLIES
3.1K
VIEWS

Dynamic behavior of time space holes.

QUESTION FROM: Richard Cook | 5 years ago
Astronomy , Mathematics , Physics , Wolfram Language
0
REPLIES
3K
VIEWS

Define a function that depends of initial conditions within of PDEs?

QUESTION FROM: Rodrigo Lopez | 8 years ago
Equation Solving , Mathematics , Numerical Computation , Physics , ...
0
REPLIES
3K
VIEWS

Expand dot product of spin-operators

QUESTION FROM: Giuseppe M | 5 years ago
Mathematics , Physics , Wolfram Language
0
REPLIES
3K
VIEWS

Find the field amplitude using the following equation?

QUESTION FROM: samira kettih | 7 years ago
Equation Solving , Graphics and Visualization , Mathematics , ...
0
REPLIES
3K
VIEWS

Simplify the following mathematical computation?

QUESTION FROM: Reza rho | 7 years ago
Mathematics , Physics , Wolfram Language
0
REPLIES
3K
VIEWS

NDSolve -- Solution to Wave Equation Unstable

QUESTION FROM: wongkasinjamie | 11 years ago
Mathematica , Mathematics , Physics
0
REPLIES
3K
VIEWS

Find numerical solution to the Poisson equation, where is my precision?

QUESTION FROM: Stefano Maffei | 9 years ago
Equation Solving , Mathematics , Numerical Computation , Physics , ...
0
REPLIES
2.9K
VIEWS

Cannot produce confidence contours of constant chi square for given data

QUESTION FROM: John Wick | 5 years ago
Graphics and Visualization , Physics , Statistics and Probability , ...
0
REPLIES
2.9K
VIEWS

Implement Cellular Automaton 5-neighborhood totalistic CA

QUESTION FROM: Jon Rickett | 5 years ago
Mathematics , Physics , Wolfram Language , Wolfram Science
0
REPLIES
2.9K
VIEWS

Solve numerically a diffusion equation with fully reflecting wall?

QUESTION FROM: Erez A | 6 years ago
Equation Solving , Mathematics , Numerical Computation , Packages , ...
0
REPLIES
2.9K
VIEWS

Solve 1D compressible Euler equations with piston and cylinder?

QUESTION FROM: Lucas Beveridge | 6 years ago
Engineering , Equation Solving , Mathematics , Modeling , ...
0
REPLIES
2.9K
VIEWS

How to solve Fokker Planck equation with NDSolve?

QUESTION FROM: Vansh Kharbanda | 4 years ago
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
0
REPLIES
2.8K
VIEWS

Numerically check time derivative?

QUESTION FROM: Jeroen Geeraert | 9 years ago
Equation Solving , Mathematics , Numerical Computation , Physics , ...
0
REPLIES
2.8K
VIEWS

Solve issues with Tag RowBox in RowBox using "Quantum Notation" package?

QUESTION FROM: Alessandro Candeloro | 6 years ago
Algebra , Mathematica , Mathematics , Packages , Physics , ...
0
REPLIES
2.8K
VIEWS

What is wrong in my code for shooting method to solve 4 ODEs?

QUESTION FROM: Pragyan Sarma | 7 years ago
Calculus , Equation Solving , Graphics and Visualization , ...
0
REPLIES
2.8K
VIEWS

How does the updating process in the Wolfram Model work?

QUESTION FROM: Luis Antunes | 4 years ago
Physics , Wolfram Fundamental Physics Project , Wolfram Science
0
REPLIES
2.8K
VIEWS

Symbolic Vector Anlysis?

QUESTION FROM: sam mj | 5 years ago
Mathematica , Mathematics , Packages , Physics , Wolfram Language
0
REPLIES
2.8K
VIEWS

How to plot quantum negativity of a bosonic system?

QUESTION FROM: Reza rho | 3 years ago
Algebra , Graphics and Visualization , Physics , Wolfram Language
0
REPLIES
2.8K
VIEWS

Use the GreenFunction to solve a problem about beams?

QUESTION FROM: Clem Ba | 8 years ago
Equation Solving , Mathematics , Physics , Wolfram Language
0
REPLIES
2.8K
VIEWS

Efficient ways to speed up Flatten or ArrayReshape-Transpose on tensors

QUESTION FROM: Alex Michailidis | 10 years ago
Calculus , Mathematica , Physics
0
REPLIES
2.8K
VIEWS

Block sliding down an inclined plane - Difficulty using Wolfram Alpha

QUESTION FROM: Leonardo Oxman | 5 years ago
Physics , Wolfram|Alpha
0
REPLIES
2.8K
VIEWS
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