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General engineering topics. Aerospace, chemical, electrical, mechanical and industrial engineering, and control systems are separate categories.

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Simultaneously solving a PDE and ODE

QUESTION FROM: Raunak Bardia | 11 years ago BY: Daniel Lichtblau
Calculus , Discrete Mathematics , Engineering , Mathematica , ...
3
REPLIES
11.8K
VIEWS

Organize data in table and adding column to data

QUESTION FROM: Dodji Cohovi | 11 years ago BY: Alexey Popkov
Biological Sciences , Chemical Engineering , Chemistry , Economics , ...
2
REPLIES
18.1K
VIEWS

Full-body car model

QUESTION FROM: Amy Davis | 11 years ago BY: Sean Clarke
Control Systems , Engineering , Wolfram Language
7
REPLIES
12.7K
VIEWS

Application of integration to a continuous list (xi,yi) of numbers; see nb.

QUESTION FROM: Luke Schutzenhofer | 11 years ago BY: Frank Kampas
Aerospace Engineering , Civil Engineering , Engineering , ...
4
REPLIES
15.6K
VIEWS

How to incorporate crossover probability in my program?

QUESTION FROM: mamoona arshad | 11 years ago
Biological Sciences , Engineering , Industrial Engineering , ...
0
REPLIES
9K
VIEWS

Tiling the plane - another two?

QUESTION FROM: Reece Hill | 11 years ago
Aerospace Engineering , Architecture , Engineering , Geometry , ...
0
REPLIES
9.3K
VIEWS

How to multiple a list?

QUESTION FROM: Luke Schutzenhofer | 11 years ago BY: David Keith
Aerospace Engineering , Chemical Engineering , Civil Engineering , ...
4
REPLIES
18.4K
VIEWS

What's the difference between f[x_]= ... and f[x_]:=...

QUESTION FROM: erivaldo nunes | 11 years ago BY: Sean Clarke
Calculus , Computer Science , Education , Engineering , Mathematica , ...
2
REPLIES
16.6K
VIEWS

interface to external program / command line and optimisation [beginner]

QUESTION FROM: geotrupes a | 11 years ago BY: geotrupes a
Engineering , External Programs and Systems , Mathematica , ...
6
REPLIES
11.6K
VIEWS

Second Derivatives - Help.

QUESTION FROM: Gustavo Abijaude | 11 years ago BY: Hans Dolhaine
Engineering , Mathematica , Mathematics
2
REPLIES
6.8K
VIEWS

How to call an external function from within a numerical integration

QUESTION FROM: Rene Samson | 11 years ago BY: Rene Samson
Engineering , Mathematics , Physics
8
REPLIES
9.9K
VIEWS

Numerical Integration

QUESTION FROM: Luke Schutzenhofer | 11 years ago BY: Mariusz Iwaniuk
Aerospace Engineering , Civil Engineering , Engineering , ...
14
REPLIES
15.4K
VIEWS

Efficient method to cyclically swap items in a list

QUESTION FROM: Paul Cleary | 11 years ago BY: Wiel Aerts
Data Science , Engineering , Mathematica , Optimization , ...
6
REPLIES
10.9K
VIEWS

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

QUESTION FROM: Samuel Gasster | 11 years ago
Engineering , Packages , Physics , Wolfram Language
0
REPLIES
4.4K
VIEWS

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

QUESTION FROM: Nathan Lundholm | 11 years ago BY: Nathan Lundholm
Aerospace Engineering , Astronomy , Discrete Mathematics , ...
4
REPLIES
14.7K
VIEWS

What is the error message NDSolve::femcbtd: all about?

QUESTION FROM: Donald Burns | 11 years ago
Engineering
0
REPLIES
3.5K
VIEWS

Dirac Delta function - as a solution to Modified Helmholtz equation

QUESTION FROM: Sai Guruprasad Jakkala | 11 years ago BY: S M Blinder
Calculus , Education , Engineering , Equation Solving , Mathematica , ...
4
REPLIES
13.8K
VIEWS

diamond-square algorithm in mathmematica

QUESTION FROM: Luis Ledesma | 11 years ago BY: Luis Ledesma
Computer Science , Education , Engineering , Environmental Science , ...
5
REPLIES
13.5K
VIEWS

Integration of special functions

QUESTION FROM: harish pandamaneni | 11 years ago BY: harish pandamaneni
Engineering , Mathematics
2
REPLIES
5.2K
VIEWS

Plotting the Solution of a Parametric Differential Equation

QUESTION FROM: Hossein Hosseini | 11 years ago BY: Gianluca Gorni
Engineering , Mathematica
1
REPLIES
4.8K
VIEWS

Generating variables and assigning them values?

QUESTION FROM: Robbie Haffner | 11 years ago BY: Robbie Haffner
Dynamic Interactivity , Engineering , Mathematica , Modeling , ...
5
REPLIES
16.5K
VIEWS

Different bode plots for the same input in mathematica, wolfram alpha

QUESTION FROM: riccardo loddo | 11 years ago BY: Jos Klaps
Control Systems , Engineering , Mathematica , Mathematics , ...
6
REPLIES
19.4K
VIEWS

Why is the units package so slow?

QUESTION FROM: anand | 11 years ago BY: Elton TeKolste
Engineering , Mathematica , Units
7
REPLIES
11.6K
VIEWS

Why do I get recursion depth exceeded error and not a list of numbers error

QUESTION FROM: Milan Vicentijevic | 11 years ago BY: Milan Vicentijevic
Engineering , Modeling , Wolfram Language
2
REPLIES
8.3K
VIEWS

Rotate and Scale many times an equilateral triangle

QUESTION FROM: Luis Ledesma | 11 years ago BY: Luis Ledesma
Computer Science , Education , Engineering , Game Development , ...
8
REPLIES
15.2K
VIEWS

Mathematica Plotting Issue

QUESTION FROM: Kim Wyluda | 11 years ago BY: Gianluca Gorni
Calculus , Engineering , Mathematica , Mathematics
1
REPLIES
6K
VIEWS

extraction object

QUESTION FROM: anouar nasr | 11 years ago
Aerospace Engineering , Astronomy , Engineering , Image Processing , ...
0
REPLIES
6.2K
VIEWS

beginner's struggle with programming

QUESTION FROM: Loft B | 11 years ago BY: Loft B
Engineering , Mathematics , Physics , Recreation
2
REPLIES
6.7K
VIEWS

Laplace transform

QUESTION FROM: Felipe Ferraretto | 11 years ago BY: Felipe Ferraretto
Engineering , Mathematica
2
REPLIES
5.3K
VIEWS

Free Memory

QUESTION FROM: Xiaoxu Zhong | 11 years ago BY: Xiaoxu Zhong
Engineering , Mathematics
6
REPLIES
6.6K
VIEWS

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

QUESTION FROM: Wit Z | 11 years ago
Calculus , Engineering , Equation Solving , Material Sciences , ...
0
REPLIES
8.7K
VIEWS

Where I can find the code for Volterra Integral Equation of the Second Kind

QUESTION FROM: jabir Hakami | 11 years ago BY: jabir Hakami
Engineering , Mathematics , Physics , Wolfram Language
9
REPLIES
14.8K
VIEWS

Using Phasors in Mathematica (adding Cos[])

QUESTION FROM: Mitchell Sandlin | 11 years ago BY: Hans Milton
Engineering , Mathematica , Mathematics , Wolfram Language
4
REPLIES
15.6K
VIEWS

How to color each point with a different color in ListPlot?? Please help

QUESTION FROM: Daniel Branco | 11 years ago BY: Daniel Branco
Computer Science , Data Science , Engineering , Image Processing , ...
2
REPLIES
27.8K
VIEWS

Designed Experiment Support

QUESTION FROM: Steve M | 6 years ago BY: bin ma
Business Analytics , Data Science , Engineering , ...
2
REPLIES
19.4K
VIEWS

How can I solve this one?

QUESTION FROM: Jie Li | 11 years ago BY: Kay Herbert
Chemical Engineering , Engineering , Mathematica
1
REPLIES
10.8K
VIEWS

Nonlinear pdes system / boundary condition at infinity

QUESTION FROM: mario beraha | 11 years ago BY: Kay Herbert
Biological Sciences , Calculus , Computational Systems , ...
3
REPLIES
12.2K
VIEWS

[Project] Sorting/shuffling machine for trading cards [Collecting Concepts]

QUESTION FROM: abc def | 11 years ago BY: abc def
Engineering , Image Processing , Jobs & More Exchange , Optics , ...
5
REPLIES
15.1K
VIEWS

How to remove Ticks from a BarChart3D and put z axis

QUESTION FROM: Francesco Graffitti | 10 years ago BY: Gary Palmer
Data Science , Engineering , Mathematics , Optics , Physics
2
REPLIES
16.2K
VIEWS

Trouble getting Arduino and Device* functions to work

QUESTION FROM: Calle E | 11 years ago BY: Calle E
Connected Devices , Engineering , External Programs and Systems , ...
7
REPLIES
13.4K
VIEWS

polar contour plot

QUESTION FROM: Soutik Sur | 11 years ago BY: Soutik Sur
Engineering , Mathematics , Optics , Physics
2
REPLIES
17.1K
VIEWS

Error plotting a streamfunction in polar coordinates.

QUESTION FROM: Ally B | 11 years ago BY: S M Blinder
Engineering , Graphics and Visualization , Mathematics , Physics , ...
1
REPLIES
8.7K
VIEWS

How to get the result of a multiplication between a matrix and a vector?

QUESTION FROM: Alberto de la Torre | 6 years ago BY: Christopher Young
Algebra , Control Systems , Engineering , Mathematica , Mathematics , ...
8
REPLIES
88.2K
VIEWS

Want to know the penalty function

QUESTION FROM: Uttam Bhunia | 11 years ago BY: Frank Kampas
Engineering
3
REPLIES
5.6K
VIEWS

Insert or Joint a element in a table

QUESTION FROM: margherita ferrucci | 11 years ago BY: David Gathercole
Civil Engineering , Education , Engineering , Finance , ...
7
REPLIES
17.7K
VIEWS

how can I succeed in initializing a matrix with Mathematica package AceGen?

QUESTION FROM: chiara gazzola | 11 years ago BY: Udo Krause
Civil Engineering , Engineering
1
REPLIES
11.1K
VIEWS

boundary conditions problems

QUESTION FROM: m m | 11 years ago BY: Bill Simpson
Computer Science , Engineering , Mathematics
3
REPLIES
5.7K
VIEWS

How to solve this one?

QUESTION FROM: Jie Li | 11 years ago BY: Jim Baldwin
Engineering , Mathematics
3
REPLIES
8.1K
VIEWS

Inserting PlotLegends inside the data Frame

QUESTION FROM: Sungwoo Yang | 11 years ago BY: Hadi Tokme
Engineering , Graphics and Visualization , Mathematica
3
REPLIES
19.8K
VIEWS

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

QUESTION FROM: Ray Hill | 11 years ago
Aerospace Engineering , Engineering , Mechanical Engineering , ...
0
REPLIES
9.6K
VIEWS

Help to solve an integral e^(-x^2)

QUESTION FROM: Alejandra Cardenas | 11 years ago BY: Frank Kampas
Calculus , Education , Engineering , Equation Solving , ...
5
REPLIES
19.4K
VIEWS

How to find and plot the volume of cross sections?

QUESTION FROM: Matt Jin | 11 years ago BY: S M Blinder
Engineering , Mathematics
4
REPLIES
7.4K
VIEWS

listcontourplot on a sector of a circle

QUESTION FROM: WANRU LIU | 11 years ago BY: Udo Krause
Engineering
1
REPLIES
7.3K
VIEWS

How to solve this DAE ?

QUESTION FROM: Jie Li | 11 years ago BY: Bill Simpson
Algebra , Engineering , Mathematica
1
REPLIES
7.5K
VIEWS

Problems using the DynPac Package.

QUESTION FROM: Luciano Magrini | 11 years ago BY: Ilian Gachevski
Engineering , Mathematics , Mechanical Engineering
1
REPLIES
8.7K
VIEWS

nonlinear system problem (DSolve syntax)

QUESTION FROM: diana giarola | 11 years ago BY: diana giarola
Calculus , Engineering , Equation Solving , Mathematica , ...
4
REPLIES
6.3K
VIEWS

How can I create a variable that has a left and right subscript using Nota?

QUESTION FROM: Dave Mittleider | 11 years ago BY: Dave Mittleider
Engineering , Mathematics , Mechanical Engineering
3
REPLIES
12.1K
VIEWS

shape modeling

QUESTION FROM: Melih Sener | 11 years ago
Data Science , Engineering , Geometry , Mathematics , ...
0
REPLIES
3.7K
VIEWS

¿can exercise in uniform rectilinear motion and uniformly accelerated recti

QUESTION FROM: camilo jaramillo | 11 years ago BY: David Keith
Civil Engineering , Education , Engineering , Mathematics , ...
2
REPLIES
12K
VIEWS

Is SystemModeler Compatible with OpenModelica Power Systems Library?

QUESTION FROM: gibz WOL | 5 years ago BY: Glen K. Halley
Engineering , Modeling , SystemModeler
3
REPLIES
13.2K
VIEWS

Virtual Wind Tunnel?

QUESTION FROM: Ray Hill | 11 years ago BY: Balazs Kisfali
Engineering , Graphics and Visualization , Physics , SystemModeler , ...
5
REPLIES
16.1K
VIEWS

Plot3D returns empty box

QUESTION FROM: Thanasis Mnt | 11 years ago BY: David J M Park Jr
Control Systems , Engineering , Mathematica
1
REPLIES
9.1K
VIEWS

How do I input this kind of word problem into Wolfram Alpha Pro?

QUESTION FROM: Arch Yeomans | 11 years ago BY: Arch Yeomans
Engineering , Wolfram|Alpha , Wolfram Language
4
REPLIES
10.3K
VIEWS

Toggling flip-flop does not work :-(

QUESTION FROM: Fulvio Spagna | 11 years ago BY: Johan Rhodin
Engineering , Logic and Boolean Algebra , SystemModeler
1
REPLIES
12.1K
VIEWS

Does LinearModelFit show the correct equation?

QUESTION FROM: Juan David | 11 years ago BY: Jim Baldwin
Chemical Engineering , Chemistry , Engineering , ...
6
REPLIES
13.2K
VIEWS

ParametricNDSolveValue error

QUESTION FROM: Thai Kee Gan | 11 years ago
Calculus , Computational Systems , Computer Science , Engineering , ...
0
REPLIES
8.6K
VIEWS

boundary for waves in a cantilever with endmass

QUESTION FROM: Stephan G | 11 years ago BY: Kay Herbert
Engineering
3
REPLIES
4.4K
VIEWS

How can I set the font size for popup menu

QUESTION FROM: Kaushik Mallick | 11 years ago BY: Hans Milton
Authoring and Publishing , Dynamic Interactivity , Engineering , ...
3
REPLIES
15.9K
VIEWS

integrate { x^2/(xsinx+cosx)^2}

QUESTION FROM: Anushree Saxena | 11 years ago BY: Marco Thiel
Aerospace Engineering , Engineering , Mathematics , ...
1
REPLIES
9.6K
VIEWS

InverseFunction: issues with the solution of heat diffusion

QUESTION FROM: Olivier Lemarchand | 11 years ago BY: Olivier Lemarchand
Engineering , Mathematics , Physics , Wolfram Language
2
REPLIES
6.4K
VIEWS

Manipulate not working with Findroot in cdf

QUESTION FROM: Kaushik Mallick | 11 years ago BY: Kaushik Mallick
Computable Document Format , Engineering , Equation Solving , ...
9
REPLIES
11.2K
VIEWS

DSolve: how to plot the heat equation solution?

QUESTION FROM: Olivier Lemarchand | 11 years ago BY: Olivier Lemarchand
Calculus , Engineering , Graphics and Visualization , Wolfram Language
2
REPLIES
6.3K
VIEWS

I defined my own AltGamma[z], how to stop 'matica using its Gamma[z] rules?

QUESTION FROM: Simon Jackson | 11 years ago BY: Simon Jackson
Engineering , Mathematics , Symbolic Computations , Wolfram Language
3
REPLIES
7.2K
VIEWS

Having Trouble In Mathematica using Parametric Plot function. First timer

QUESTION FROM: Joseph Rebis | 11 years ago BY: Joseph Rebis
Engineering , Mathematics , Mechanical Engineering
2
REPLIES
9.9K
VIEWS

The quantity is not a quantified system of equations and inequalities

QUESTION FROM: Giovanni Ferdina | 11 years ago BY: Giovanni Ferdina
Aerospace Engineering , Chemical Engineering , Civil Engineering , ...
3
REPLIES
25.5K
VIEWS

Turning functions into programs and distributing them

QUESTION FROM: Malcolm Woodruff | 11 years ago BY: David J M Park Jr
Engineering , Mathematica , Packages , Wolfram Language
7
REPLIES
12.3K
VIEWS

How can I make dynamic or live gauges from serial data stream?

QUESTION FROM: Leif Summerfield | 11 years ago BY: Leif Summerfield
Connected Devices , Dynamic Interactivity , Engineering , ...
2
REPLIES
8.3K
VIEWS

CDF version of Psychometric Chart for HVAC designers / practicioners

QUESTION FROM: Michael Lyda | 11 years ago BY: Michael Lyda
Computable Document Format , Engineering , ...
4
REPLIES
20.5K
VIEWS

Voltage Comparator with digital output?

QUESTION FROM: jon audy | 11 years ago
Engineering , SystemModeler
0
REPLIES
3.5K
VIEWS

Creating a vibrating sieving machine

QUESTION FROM: cxym_myxc | 11 years ago
Engineering , Mathematica , SystemModeler , Wolfram Language
0
REPLIES
4.6K
VIEWS

matrix form

QUESTION FROM: m m | 11 years ago BY: Francisco Rodríguez
Engineering , Mathematics
1
REPLIES
6.8K
VIEWS

Dynamic content unavailable for web embedding? Impedance matching widget

QUESTION FROM: Allen Majewski | 11 years ago BY: Kuba Podkalicki
Dynamic Interactivity , Engineering , Wolfram CDF Player , ...
1
REPLIES
10.6K
VIEWS

Solving a 3D heat equation with the finite elements method

QUESTION FROM: Olivier Lemarchand | 11 years ago BY: Olivier Lemarchand
Calculus , Engineering , Mathematica , Wolfram Language
2
REPLIES
12.8K
VIEWS

Fill Area between Two ListPlot Curves, Y-Axis Reversed

QUESTION FROM: rokdrigo Maldonado | 11 years ago BY: Anderson Coser Gaudio
Engineering , Image Processing , Wolfram Language
1
REPLIES
15.3K
VIEWS

How multidimensional Interpolation works in mathematica

QUESTION FROM: Soheil Bazazzadeh | 12 years ago
Aerospace Engineering , Civil Engineering , Computer Science , ...
0
REPLIES
11.3K
VIEWS

array containing random complex numbers

QUESTION FROM: Luis Ledesma | 12 years ago BY: Luis Ledesma
Computer Science , Education , Engineering , Game Development , ...
4
REPLIES
14.1K
VIEWS

Mixed Integer Optimization

QUESTION FROM: N Y | 12 years ago BY: Frank Kampas
Business Analytics , Engineering , Mathematica , Optimization , ...
3
REPLIES
9.1K
VIEWS

How can I smooth a power spectrum using parzen window?

QUESTION FROM: Mingzhou ZHU | 12 years ago BY: Bruce Miller
Engineering , Graphics and Visualization , Signal Processing , ...
1
REPLIES
9.8K
VIEWS

Problem in Generalized Fox's H Function (YFoxH)

QUESTION FROM: cong ade | 12 years ago BY: cong ade
Engineering , Mathematica , Mathematics , Signal Processing
2
REPLIES
9.8K
VIEWS

How are protected variables unprotected to use in computations

QUESTION FROM: Luke Schutzenhofer | 12 years ago BY: Luke Schutzenhofer
Aerospace Engineering , Civil Engineering , Engineering , ...
2
REPLIES
18.4K
VIEWS

how to transform custom numerical data

QUESTION FROM: Reshma M | 12 years ago BY: David Keith
Computer Science , Data Science , Engineering , Mathematica , ...
3
REPLIES
11.4K
VIEWS

Piecewise function

QUESTION FROM: Philip Majnooni | 12 years ago BY: David Keith
Aerospace Engineering , Civil Engineering , Control Systems , ...
4
REPLIES
15.6K
VIEWS

Having problems with integration

QUESTION FROM: Raymond Low | 12 years ago BY: Daniel Lichtblau
Engineering , Mathematics
6
REPLIES
10K
VIEWS

Equation Derivation with derivatives

QUESTION FROM: Yuanhang Chen | 12 years ago BY: Yuanhang Chen
Engineering , Mathematics , Mechanical Engineering
2
REPLIES
7.6K
VIEWS

Increment of a Decimal?

QUESTION FROM: Lewis Millar | 12 years ago BY: Lewis Millar
Computer Science , Data Science , Engineering , Mathematics , Physics
2
REPLIES
7.8K
VIEWS

Magnetic field of torus in Mathematica

QUESTION FROM: Aleff Vinicius | 12 years ago BY: Aleff Vinicius
Engineering , Physics , Wolfram Language
6
REPLIES
7.4K
VIEWS

Divide a triangle into four small triangles

QUESTION FROM: Luis Ledesma | 12 years ago BY: Luis Ledesma
Augmented and Virtual Realities , Computer Science , Education , ...
9
REPLIES
28.5K
VIEWS

How to find combinations of letters?

QUESTION FROM: Azhar Uddin Mohammed | 12 years ago BY: Azhar Uddin Mohammed
Calculus , Discrete Mathematics , Education , Engineering , ...
2
REPLIES
11.3K
VIEWS

how to make the following graphical interface?

QUESTION FROM: Luis Ledesma | 12 years ago BY: Kuba Podkalicki
Authoring and Publishing , Computer Science , Education , ...
3
REPLIES
13.2K
VIEWS

solving systems of equations with given initial conditions

QUESTION FROM: dylan keefe | 12 years ago BY: Bill Simpson
Chemistry , Engineering , Mathematics
4
REPLIES
8K
VIEWS
2
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