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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

using Do,If,ModPprint

QUESTION FROM: sam adams | 11 years ago BY: David Reiss
Mathematica , Mathematics , Physics
5
REPLIES
3.5K
VIEWS

Find root not working when attempting on function defined by module

QUESTION FROM: david baughman | 11 years ago BY: Daniel Lichtblau
Astronomy , Equation Solving , Mathematica , Optimization , ...
5
REPLIES
10.3K
VIEWS

Interpretation of strong peak at mean in Gaussian/Poisson histogram

QUESTION FROM: David Wood | 11 years ago BY: Jim Baldwin
Data Science , Physics
5
REPLIES
9.6K
VIEWS

How to delete all output cell by one click ?

QUESTION FROM: Yoshihiro Sato | 11 years ago BY: Yoshihiro Sato
Physics , Wolfram Cloud
5
REPLIES
20K
VIEWS

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

QUESTION FROM: Douglas Youvan | 11 years ago BY: Douglas Kubler
Education , Engineering , Mathematics , Physics , Units
5
REPLIES
10.3K
VIEWS

IsotopeData[0] Does Not Give { neutron }.

QUESTION FROM: Evan Berkowitz | 11 years ago BY: David Reiss
Curated Data , Mathematica , Physics
5
REPLIES
4.7K
VIEWS

Taking Derivatives of Experimental Data

QUESTION FROM: A Johnson | 11 years ago BY: David Reiss
Calculus , Mathematica , Numerical Computation , Physics
5
REPLIES
6.3K
VIEWS

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

QUESTION FROM: Mark Henwood | 12 years ago BY: Sam Carrettie
Demonstrations , Mathematica , Mathematics , Physics , ...
5
REPLIES
13.4K
VIEWS

How to choose starting point for FindMinimum

QUESTION FROM: Cory Leahy | 12 years ago BY: Cory Leahy
Chemistry , Mathematica , Mathematics , Physics
5
REPLIES
11.6K
VIEWS

Expressing numbers in fortran form

QUESTION FROM: Jesse Kanter | 12 years ago BY: David Reiss
Mathematica , Mathematics , Physics
5
REPLIES
4.6K
VIEWS

Von Neumann equation

QUESTION FROM: Thomas Harty | 12 years ago BY: Thomas Harty
Physics
5
REPLIES
9.9K
VIEWS

Seeking examples of "Ruliology"

QUESTION FROM: Ellynne DEC | 7 days ago BY: Ellynne DEC
Mathematics , Physics , Wolfram Language , Wolfram Science
4
REPLIES
566
VIEWS

How to use MathTensor with Mathematica 10

QUESTION FROM: Andre Hertkorn | 23 days ago BY: Marty Parts
Packages , Physics , Product Set Up
4
REPLIES
13.7K
VIEWS

How to numerically solve a master equation for a time-dependent 3-qubit density matrix in Mathematic

QUESTION FROM: Reza rho | 3 months ago BY: David Trimas
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
1.1K
VIEWS

Can't finish calculation pertaining to elementary particles and the TOE

QUESTION FROM: Eran Lavi | 3 months ago BY: Eran Lavi
Algebra , Equation Solving , Mathematics , Physics , Wolfram Language
4
REPLIES
1K
VIEWS

Calculation of an integral with a variable lower limit using the trapezoidal method

QUESTION FROM: Yaroslav B | 4 months ago BY: Michael Rogers
Calculus , Graphics and Visualization , Physics , Wolfram Language
4
REPLIES
821
VIEWS

Why doesn't Fourier work properly with NumericArray?

QUESTION FROM: Anton Lutsenko | 7 months ago BY: Jaymal Raja
Physics , Signal Processing , Wolfram Language
4
REPLIES
1.7K
VIEWS

A new algorithm for finding Hirota bilinear form (D-Operator) of NPDE?

QUESTION FROM: Salim Mahmood | 10 months ago BY: Salim Mahmood
Calculus , Equation Solving , Mathematics , Physics , Wolfram Language
4
REPLIES
1.6K
VIEWS

Can I calculate the mass of a cylinder in Wolfram Alpha?

QUESTION FROM: André H. | 1 year ago BY: André H.
Physics , Wolfram|Alpha
4
REPLIES
2K
VIEWS

Error $RecursionLimit::reclim2: Recursion depth of 1024 exceeded during evaluation

QUESTION FROM: Shivi Sv | 1 year ago BY: Shivi Sv
Graphics and Visualization , Physics , Wolfram Language
4
REPLIES
2.3K
VIEWS

Simple position, velocity and acceleration notebook with dimensional checking fails?

QUESTION FROM: James Bowery | 1 year ago BY: Gianluca Gorni
Calculus , Physics , Units , Wolfram Language
4
REPLIES
2.7K
VIEWS

Symbolic matrix inverse takes long time

QUESTION FROM: Leo Murphy | 1 year ago BY: Daniel Lichtblau
Calculus , Mathematica , Mathematics , Physics , Wolfram Community , ...
4
REPLIES
3.5K
VIEWS

Solving system of equations takes too long

QUESTION FROM: Val Semenov | 2 years ago BY: Val Semenov
Equation Solving , Geometry , Mathematics , Physics , Wolfram Language
4
REPLIES
3.7K
VIEWS

Computing functions and simultaneously produce markup language

QUESTION FROM: Ed di Girolamo | 2 years ago BY: Ed di Girolamo
Mathematics , Physics , Symbolic Computations , Units , ...
4
REPLIES
3.5K
VIEWS

Mathematica and Euler's equation

QUESTION FROM: Everton Constantino | 2 years ago BY: Farial Mahmod
Mathematics , Physics
4
REPLIES
12.4K
VIEWS

Get the analytic solution of transient heat equation in Mathematica?

QUESTION FROM: Yuhai Xiang | 3 years ago BY: Hans Dolhaine
Equation Solving , Mathematics , Physics , Wolfram Language
4
REPLIES
7.9K
VIEWS

Write good help for custom commands in self developed package

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Hongyi Zhao
Physics , Wolfram Language
4
REPLIES
2.6K
VIEWS

Derivatives of the coordinates when using NBodySimulation?

QUESTION FROM: Richard Jensen | 3 years ago BY: Henrik Schachner
Calculus , Graphics and Visualization , Mathematics , Physics , ...
4
REPLIES
4.2K
VIEWS

Unexpected output from VectorPlot[ ] of a forcefield

QUESTION FROM: Herwig Wachter | 4 years ago BY: Rohit Namjoshi
Graphics and Visualization , Physics , Wolfram Language
4
REPLIES
4.9K
VIEWS

Numeric Precision in Scientific Calculation

QUESTION FROM: Neil Parker | 4 years ago BY: Neil Parker
Numerical Computation , Physics , Wolfram Language
4
REPLIES
3.4K
VIEWS

Identity of elements in Wolfram model

QUESTION FROM: Niklas Grebäck | 5 years ago BY: José Manuel Rodríguez Caballero
Graphs and Networks , Physics , Wolfram Fundamental Physics Project , ...
4
REPLIES
7.5K
VIEWS

SETI Analyses of Genetic Code Matrices?

QUESTION FROM: Douglas Youvan | 5 years ago BY: Rohit Namjoshi
Algebra , Biological Sciences , Mathematics , Physics , ...
4
REPLIES
7.8K
VIEWS

Causal Invariance versus Confluence

QUESTION FROM: Brent Werness | 5 years ago BY: Brent Werness
Graphs and Networks , Mathematics , Physics , ...
4
REPLIES
7.2K
VIEWS

Are there any alternatives for Piecewise?

QUESTION FROM: Quim iguaz | 5 years ago BY: Quim iguaz
Equation Solving , Mathematics , Numerical Computation , Physics , ...
4
REPLIES
6.9K
VIEWS

Trying to grasp the essence of the Wolfram Physics Project

QUESTION FROM: Spenser Spam | 5 years ago BY: Updating Name
Physics , Wolfram Fundamental Physics Project
4
REPLIES
12K
VIEWS

How to improve numerical calculation accuracy?

QUESTION FROM: Cosimo PRUSCIANO | 5 years ago BY: Cosimo PRUSCIANO
Computer Science , Control Systems , Mathematics , Physics , ...
4
REPLIES
6.4K
VIEWS

Energy Conservation & Criteria for Replacement Rules

QUESTION FROM: Phoenix Smith | 5 years ago BY: Phoenix Smith
Physics , Wolfram Fundamental Physics Project , Wolfram Science
4
REPLIES
9K
VIEWS

Graphical Representation of the Energy Surface of a Triaxial Rotor

QUESTION FROM: Robert Poenaru | 5 years ago BY: Hans Dolhaine
Graphics and Visualization , Mathematics , Physics , Wolfram Language
4
REPLIES
5.3K
VIEWS

Why does FourierTransform return 0, while it's obviously incorrect?

QUESTION FROM: feature engineer | 5 years ago BY: feature engineer
Calculus , Mathematics , Optics , Physics , Wolfram Language
4
REPLIES
7.3K
VIEWS

[?] Make a project about parallel RLC circuit gain and Q?

QUESTION FROM: Mohammad Hassan Ramezan zadeh | 5 years ago BY: Mohammad Hassan Ramezan zadeh
Dynamic Interactivity , Engineering , Mathematics , Physics , ...
4
REPLIES
7K
VIEWS

Optimizing code that numerically evaluates line integrals on Mesh/Grid

QUESTION FROM: Tharindu W Fernando | 5 years ago BY: Tharindu W Fernando
Graphics and Visualization , High-Performance Computing , ...
4
REPLIES
6.5K
VIEWS

Is the neutrino oscillation demonstration correct ?

QUESTION FROM: Marc Escalier | 6 years ago BY: Marc Escalier
Demonstrations , Physics
4
REPLIES
6.2K
VIEWS

Finding local minima of an energy defined by integration in Mathematica

QUESTION FROM: Gabriel Medeiros | 6 years ago BY: Gabriel Medeiros
Mathematica , Optimization , Mathematics , Physics , Wolfram Language
4
REPLIES
7.2K
VIEWS

Define my own unit vectors and their dot product?

QUESTION FROM: David Mackay | 6 years ago BY: David Mackay
Geometry , Mathematics , Physics , Wolfram Language
4
REPLIES
9.6K
VIEWS

Make the x axis circular?

QUESTION FROM: Luis Felipe Massena Misiec | 6 years ago BY: Luis Felipe Massena Misiec
Graphics and Visualization , Mathematics , Physics , Wolfram Language
4
REPLIES
7.2K
VIEWS

Syntax for solving vector field equations?

QUESTION FROM: Rand Dannenberg | 6 years ago BY: Rand Dannenberg
Equation Solving , Mathematics , Physics , Symbolic Computations , ...
4
REPLIES
6.9K
VIEWS

Plot a free energy landscape?

QUESTION FROM: Lucy Wairimu | 6 years ago BY: Lucy Wairimu
Chemistry , Geographic Information System , Mathematics , Physics , ...
4
REPLIES
7.9K
VIEWS

Lagrangian for rolling disk inside a ring

QUESTION FROM: Ravi Shankar Gautam | 6 years ago BY: Ravi Shankar Gautam
Demonstrations , Mathematics , Modeling , Physics , Wolfram Language
4
REPLIES
9.3K
VIEWS

Simulate and visualize a solar planet's motion?

QUESTION FROM: Hojun Lee | 7 years ago BY: Hojun Lee
Astronomy , Dynamic Interactivity , Graphics and Visualization , ...
4
REPLIES
8.6K
VIEWS

Would anyone like to test my package for crystallography?

QUESTION FROM: Stian Ramsnes | 7 years ago BY: Stian Ramsnes
Chemistry , Material Sciences , Mathematica , Numerical Computation , ...
4
REPLIES
9.9K
VIEWS
4
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