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Mechatronics, structural analysis, computational fluid dynamics, design, CAD/CAM, finite element analysis...

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Porosity calculation of complex three-dimensional model

QUESTION FROM: 扬 崔 | 5 months ago BY: 扬 崔
3D Printing , Discrete Mathematics , Geometry , ...
4
REPLIES
1.6K
VIEWS

Calculation of the Nusselt number and the thermal inelet region: NIntegrate failed to converge

QUESTION FROM: Andrea Naticchi | 1 year ago BY: Andrea Naticchi
Computational Linguistics , Computational Systems , Engineering , ...
5
REPLIES
2.9K
VIEWS

Install Mechanical Systems Pack v 1.0.0.0 in Mathematica 12

QUESTION FROM: Neil Chiavaroli | 3 years ago
Mathematica , Mechanical Engineering , Packages , Wolfram Language
0
REPLIES
2.3K
VIEWS

Neumann Boundary Condition for thermal radiation between two bodies

QUESTION FROM: Archie Watts-Farmer | 3 years ago
Aerospace Engineering , Calculus , Engineering , Equation Solving , ...
0
REPLIES
2.7K
VIEWS

Error using OutputResponse?

QUESTION FROM: Jairo Smith Quilumbaquin Lanchimba | 3 years ago BY: Neil Singer
Calculus , Control Systems , Equation Solving , ...
1
REPLIES
6.2K
VIEWS

Suggesting a fluid in SystemModeler

QUESTION FROM: Patrick Fourspring | 3 years ago BY: Ankit Naik
Mechanical Engineering , SystemModeler
3
REPLIES
5.8K
VIEWS

Solving quadratic equations involving Quaternion variables

QUESTION FROM: Bank Pitakwatchara | 3 years ago BY: Bank Pitakwatchara
Equation Solving , Mathematica , Mathematics , ...
4
REPLIES
5.6K
VIEWS

How can I model a scissor mechanism in SystemModeler?

QUESTION FROM: Lucien Grondin | 3 years ago BY: Lucien Grondin
Mechanical Engineering , Modeling , SystemModeler
5
REPLIES
9.2K
VIEWS

RotorWith3DEffects modeling problems inconsistent with Mathematica

QUESTION FROM: Mor Bo | 4 years ago BY: Mor Bo
Control Systems , Mathematica , Mechanical Engineering , Modeling , ...
4
REPLIES
7.6K
VIEWS

Torn Equations and solving Nonlinear problems within SystemModeler

QUESTION FROM: Mor Bo | 4 years ago BY: Mor Bo
Control Systems , Engineering , Mechanical Engineering , SystemModeler
5
REPLIES
10.8K
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

Error in NDSolve solving 2D heat flow problem

QUESTION FROM: Kevin Wall | 4 years ago
Calculus , Equation Solving , Graphics and Visualization , ...
0
REPLIES
2.5K
VIEWS

Swinging damped pendulum system: parameters in body and damper

QUESTION FROM: Tiaan Venter | 4 years ago BY: Tiaan Venter
Mechanical Engineering , Modeling , SystemModeler
2
REPLIES
7K
VIEWS

Where to start on wind power simulation?

QUESTION FROM: J Jesus Rico-Melgoza | 4 years ago BY: J Jesus Rico-Melgoza
Electrical Engineering , Engineering , Environmental Science , ...
2
REPLIES
7.8K
VIEWS

Restrict spherical joint movements

QUESTION FROM: Mor Bo | 4 years ago BY: Jan Brugard
Engineering , Mechanical Engineering , SystemModeler
1
REPLIES
8.9K
VIEWS

Giving ThemodynamicData a table for the quality property?

QUESTION FROM: Nitzan Popper | 4 years ago
Chemical Engineering , Curated Data , Mechanical Engineering , ...
0
REPLIES
3.2K
VIEWS

Problems with flywheel simulation and attachment

QUESTION FROM: Mor Bo | 4 years ago BY: Mor Bo
Control Systems , Mechanical Engineering , SystemModeler
6
REPLIES
10.2K
VIEWS

Correct way to model/approximate force disturbance for force controller

QUESTION FROM: Mor Bo | 5 years ago BY: Mor Bo
Control Systems , Engineering , Mechanical Engineering , Physics , ...
2
REPLIES
8.9K
VIEWS

FEM/ Using moving meshes/ Design of a propeller within a fluid.

QUESTION FROM: Jesús Manuel Cillero Ares | 5 years ago BY: Jesús Manuel Cillero Ares
Engineering , Mechanical Engineering , Wolfram Language
2
REPLIES
9.8K
VIEWS

Giving a torsional torque to a fixed rod in SystemModeler

QUESTION FROM: shahin eskandri | 5 years ago BY: Neil Singer
Control Systems , Engineering , Mechanical Engineering , Modeling , ...
1
REPLIES
6.5K
VIEWS

How to fill Table with with for sentence?

QUESTION FROM: Urban Gramc | 5 years ago BY: Bill Nelson
Calculus , Education , Mathematica , Mathematics , ...
1
REPLIES
6.9K
VIEWS

Finite Elements FEM of a tea cup

QUESTION FROM: Ernst H.K. Stelzer | 5 years ago BY: Ernst H.K. Stelzer
Engineering , Industrial Engineering , Mechanical Engineering
4
REPLIES
12.7K
VIEWS

Fluorescence lifetime

QUESTION FROM: Hafizah Halip | 6 years ago BY: Bill Nelson
Biological Sciences , Mathematics , Mechanical Engineering , Optics , ...
5
REPLIES
7.3K
VIEWS

Optimization using Nminimize

QUESTION FROM: Gowtham A | 6 years ago BY: Gowtham A
Engineering , Equation Solving , Logic and Boolean Algebra , ...
3
REPLIES
8.3K
VIEWS

Solving the equation dx/dt

QUESTION FROM: Evina Konti | 6 years ago BY: Mariusz Iwaniuk
Engineering , Mathematics , Mechanical Engineering , Physics
1
REPLIES
8.2K
VIEWS

Erase saved Values ?

QUESTION FROM: Jonas Hamp | 7 years ago BY: Jonas Hamp
Mathematica , Mathematics , Mechanical Engineering
3
REPLIES
10.2K
VIEWS

Can someone interpret the output?

QUESTION FROM: Jonas Hamp | 7 years ago BY: Jonas Hamp
Computer-Based Maths , Discrete Mathematics , Mathematica , ...
4
REPLIES
11.8K
VIEWS

[?] Dynamic drop/impact simulation of a rigid bar

QUESTION FROM: George Thiel | 8 years ago BY: Neil Singer
Mechanical Engineering , Modeling , Physics , SystemModeler
7
REPLIES
10.1K
VIEWS

Give input in Robotica Mathematica for dynamic inputs?

QUESTION FROM: Purnendu Tripathi | 8 years ago BY: Yehuda Ben-Shimol
Dynamic Interactivity , Mathematica , Mechanical Engineering , ...
2
REPLIES
10.7K
VIEWS

[?] Calculate moment of inertia from STL?

QUESTION FROM: Daniel Marsden-Jones | 8 years ago BY: Daniel Marsden-Jones
Mathematics , Mechanical Engineering , Physics , ...
3
REPLIES
22.1K
VIEWS

Avoid problem while using ViewPoint in a Manipulate?

QUESTION FROM: Simon Dee | 8 years ago BY: Hans Milton
Dynamic Interactivity , Graphics and Visualization , Mathematica , ...
3
REPLIES
10.6K
VIEWS

Function like NDEigensystem, but to find eigenvalues of larger magnitude?

QUESTION FROM: Austin B | 8 years ago
Calculus , Equation Solving , Graphics and Visualization , ...
0
REPLIES
6.2K
VIEWS

Export a 3D graphics in dxf or stl not converted in triangles?

QUESTION FROM: Petre Logofatu | 8 years ago BY: Sander Huisman
Geometry , Graphics and Visualization , Import and Export , ...
3
REPLIES
11.1K
VIEWS

Simulate a full car model in SystemModeler?

QUESTION FROM: Saravanan N | 8 years ago BY: Neil Singer
Control Systems , Engineering , Mechanical Engineering , Modeling , ...
4
REPLIES
15.8K
VIEWS

Solve convergence problem in two-dimentional NIntegrate?

QUESTION FROM: F TQ | 9 years ago BY: Mariusz Iwaniuk
Calculus , Control Systems , Engineering , Mathematics , ...
3
REPLIES
12.7K
VIEWS

Solve problem with a particular initial condition using NDSolve?

QUESTION FROM: Homer Chiou | 9 years ago BY: Homer Chiou
Calculus , Equation Solving , Mathematics , Mechanical Engineering , ...
4
REPLIES
10.1K
VIEWS

Solve this integral and then plot it?

QUESTION FROM: Muhammad Afzal | 9 years ago BY: Louis Godwin
Calculus , Graphics and Visualization , Mathematics , ...
3
REPLIES
12.9K
VIEWS

Modeling a preloaded rotational spring in SystemModeler?

QUESTION FROM: Kursad Kilinc | 9 years ago BY: Neil Singer
Engineering , Mechanical Engineering , Modeling , SystemModeler
5
REPLIES
12.4K
VIEWS

Plot real part of a function?

QUESTION FROM: Lucas Montogue | 9 years ago BY: EDITORIAL BOARD
Equation Solving , Graphics and Visualization , Mathematics , ...
1
REPLIES
9.9K
VIEWS

Solving linear equation symbolically (A_x, A_y, B)?

QUESTION FROM: smallseries bigsmall | 9 years ago
Equation Solving , Mathematics , Mechanical Engineering , ...
0
REPLIES
4.9K
VIEWS

Partial derivative of Thermodynamic properties?

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

NDSolve with time-dependent boundary conditions problem

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

Way to transfer data plot from Mathematica to SystemModeler?

QUESTION FROM: mas yarrum | 9 years ago BY: Jan Brugard
Mathematica , Mechanical Engineering , SystemModeler
2
REPLIES
13.3K
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

ContourPlot in Fast Spherical Harmonics on radiative transfer

QUESTION FROM: Sungwoo Yang | 9 years ago BY: Gianluca Gorni
Engineering , Equation Solving , Graphics and Visualization , ...
4
REPLIES
11K
VIEWS

How to get the flow through a narrowing 2D tube using NDSolveValue?

QUESTION FROM: Jesús Manuel Cillero Ares | 9 years ago
Civil Engineering , Computer Science , Engineering , ...
0
REPLIES
7.2K
VIEWS

NDSolve Problem for Solving Nonlinear Sytem of 3 Ball Chain "Hertz Model"

QUESTION FROM: Anonymous User | 9 years ago BY: Anonymous User
Equation Solving , Mathematics , Mechanical Engineering , ...
4
REPLIES
9.3K
VIEWS

2D Mesh with QuadElement in Non-uniform Region.

QUESTION FROM: Filippo Cangioli | 9 years ago
Engineering , Image Processing , Mathematics , ...
0
REPLIES
4.7K
VIEWS

How to Invert functions with same input variables?

QUESTION FROM: Ajay Goyal | 9 years ago BY: Gianluca Gorni
Algebra , Data Science , Economics , Education , Engineering , ...
1
REPLIES
8.8K
VIEWS

System of non-linear differential equations

QUESTION FROM: andrea g. | 9 years ago BY: Murray Eisenberg
Equation Solving , Mechanical Engineering , Wolfram Language
1
REPLIES
8.5K
VIEWS

Modelling a driven double pendulum device such as a Trebuchet or sling-shot

QUESTION FROM: Fionn O Ceallaigh | 10 years ago BY: Fionn O Ceallaigh
Mathematica , Mechanical Engineering , Physics
3
REPLIES
10.7K
VIEWS

how to solve nonlinear ode higher ode system with bc?d

QUESTION FROM: faisal basir | 10 years ago BY: faisal basir
Equation Solving , Mechanical Engineering , Wolfram Language
4
REPLIES
8.7K
VIEWS

Modifying Boundary Conditions of Working Code Gives Error

QUESTION FROM: Zachary Fata | 10 years ago BY: Simon Cadrin
Mathematica , Mathematics , Mechanical Engineering
1
REPLIES
11.5K
VIEWS

Newbie Kinematics question

QUESTION FROM: novio8 | 10 years ago BY: Eric Johnstone
Control Systems , Mechanical Engineering , Robotics
7
REPLIES
13.3K
VIEWS

How to plot a multiple function at fixed point

QUESTION FROM: Niven Le | 10 years ago BY: Nasser M. Abbasi
Graphics and Visualization , Mechanical Engineering , Wolfram Language
1
REPLIES
9.3K
VIEWS

Stewart Platform

QUESTION FROM: novio8 | 10 years ago BY: novio8
Demonstrations , Mechanical Engineering , SystemModeler , ...
35
REPLIES
19.9K
VIEWS

how to deal with the product of diracdelta function under integral?

QUESTION FROM: Mohsen Rezaee | 10 years ago BY: S M Blinder
Civil Engineering , Engineering , Material Sciences , Mathematica , ...
2
REPLIES
12.9K
VIEWS

Bessel Function

QUESTION FROM: Sharath Kumar Reddy Challa | 10 years ago BY: Sharath Kumar Reddy Challa
Mechanical Engineering
2
REPLIES
9K
VIEWS

Series solutions to nonlinear ODES and ODEs (new automated method)

QUESTION FROM: Amin ardekani | 10 years ago BY: Amin ardekani
Civil Engineering , Computer Science , Equation Solving , ...
2
REPLIES
12.1K
VIEWS

Help with 3d graphing of a hyperboloid

QUESTION FROM: james lemmon | 10 years ago BY: james lemmon
Calculus , Engineering , Mathematics , Mechanical Engineering , ...
2
REPLIES
22.2K
VIEWS

extract end points of rotated line ?

QUESTION FROM: john massucci | 10 years ago BY: Gianluca Gorni
Mathematica , Mechanical Engineering , Wolfram Language
2
REPLIES
8.1K
VIEWS

The state-space model in Mathematica

QUESTION FROM: Amy Davis | 10 years ago BY: Sean Clarke
Control Systems , Mechanical Engineering
3
REPLIES
12.6K
VIEWS

Can't seem to get points to plot on the same graph with lines

QUESTION FROM: john massucci | 10 years ago BY: Bill Simpson
Mathematica , Mechanical Engineering , Wolfram Language
1
REPLIES
7.9K
VIEWS

Simultaneously solving a PDE and ODE

QUESTION FROM: Raunak Bardia | 10 years ago BY: Daniel Lichtblau
Calculus , Discrete Mathematics , Engineering , Mathematica , ...
3
REPLIES
11.3K
VIEWS

How to solve this equation using NDSolve?

QUESTION FROM: Rajat Sawanni | 10 years ago BY: Frank Kampas
Mathematics , Mechanical Engineering
1
REPLIES
8.4K
VIEWS

DERIVATIVE OF A TRANSFER FUNCTION

QUESTION FROM: A N | 10 years ago
Control Systems , Mathematics , Mechanical Engineering
0
REPLIES
9K
VIEWS

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

QUESTION FROM: Luke Schutzenhofer | 10 years ago BY: Frank Kampas
Aerospace Engineering , Civil Engineering , Engineering , ...
4
REPLIES
14.8K
VIEWS

Issues with plot

QUESTION FROM: Domiziano Santini | 10 years ago BY: Domiziano Santini
Mathematica , Mechanical Engineering
2
REPLIES
8.6K
VIEWS

How to incorporate crossover probability in my program?

QUESTION FROM: mamoona arshad | 10 years ago
Biological Sciences , Engineering , Industrial Engineering , ...
0
REPLIES
8.4K
VIEWS

How to multiple a list?

QUESTION FROM: Luke Schutzenhofer | 10 years ago BY: David Keith
Aerospace Engineering , Chemical Engineering , Civil Engineering , ...
4
REPLIES
17.6K
VIEWS

how i can see the results

QUESTION FROM: fereshte heydari | 10 years ago BY: fereshte heydari
Aerospace Engineering , Mathematics , Mechanical Engineering , ...
2
REPLIES
10.8K
VIEWS

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

QUESTION FROM: erivaldo nunes | 10 years ago BY: Sean Clarke
Calculus , Computer Science , Education , Engineering , Mathematica , ...
2
REPLIES
16K
VIEWS

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

QUESTION FROM: geotrupes a | 10 years ago BY: geotrupes a
Engineering , External Programs and Systems , Mathematica , ...
6
REPLIES
11.1K
VIEWS

Numerical Integration

QUESTION FROM: Luke Schutzenhofer | 10 years ago BY: Mariusz Iwaniuk
Aerospace Engineering , Civil Engineering , Engineering , ...
14
REPLIES
14.6K
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

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
14.4K
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

resolution of an equation

QUESTION FROM: abddellatif loua | 9 years ago BY: abddellatif loua
Calculus , Equation Solving , Group Theory , Optimization , ...
14
REPLIES
21.9K
VIEWS

Multiplying lists

QUESTION FROM: Luke Schutzenhofer | 10 years ago BY: Luke Schutzenhofer
Aerospace Engineering , Civil Engineering , Mathematics , ...
6
REPLIES
12.8K
VIEWS

Dirac Delta function - as a solution to Modified Helmholtz equation

QUESTION FROM: Sai Guruprasad Jakkala | 10 years ago BY: S M Blinder
Calculus , Education , Engineering , Equation Solving , Mathematica , ...
4
REPLIES
13.2K
VIEWS

Need help with NDSolve

QUESTION FROM: Kaushik Mallick | 10 years ago BY: Kaushik Mallick
Calculus , Equation Solving , Mathematica , Mathematics , ...
3
REPLIES
12.8K
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
13.2K
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
16.5K
VIEWS

A problem with NDSolve

QUESTION FROM: Hui Sun | 10 years ago BY: Hui Sun
Aerospace Engineering , Mathematics , Mechanical Engineering
4
REPLIES
11.2K
VIEWS

An error message "Encountered non-numerical value" when using NDSolve

QUESTION FROM: Hui Sun | 10 years ago BY: Hui Sun
Aerospace Engineering , Mathematics , Mechanical Engineering
2
REPLIES
15.5K
VIEWS

A problem with NDSolve

QUESTION FROM: Hui Sun | 10 years ago BY: Hui Sun
Aerospace Engineering , Mathematics , Mechanical Engineering
2
REPLIES
11K
VIEWS

Finding result of calc with upto 14 digits exponent

QUESTION FROM: Snake Eater | 10 years ago BY: Snake Eater
Calculus , Computational Systems , Computer Science , ...
5
REPLIES
11.2K
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
28.2K
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

what isC[1] means?

QUESTION FROM: Jie Li | 10 years ago BY: S M Blinder
Mathematica , Mechanical Engineering
1
REPLIES
8.7K
VIEWS

Insert or Joint a element in a table

QUESTION FROM: margherita ferrucci | 10 years ago BY: David Gathercole
Civil Engineering , Education , Engineering , Finance , ...
7
REPLIES
16.9K
VIEWS

defining a function out of the results of complicated procedure

QUESTION FROM: behrooz karimi | 10 years ago BY: Jesse Friedman
Aerospace Engineering , Astronomy , Chemical Engineering , ...
1
REPLIES
12.5K
VIEWS

Integration and plotting of hypergeometric function

QUESTION FROM: Alex Szerszen | 10 years ago BY: Alex Szerszen
Mathematica , Mathematics , Mechanical Engineering , ...
2
REPLIES
9.5K
VIEWS

Associated Legendre Polynomial

QUESTION FROM: D Sarkar | 10 years ago BY: S M Blinder
Calculus , Earth Science , Mathematica , Mathematics , ...
1
REPLIES
10.9K
VIEWS

How do I get a dashed or dottled line to be solid using Drawing Tools?

QUESTION FROM: Leora Homel | 10 years ago BY: Kuba Podkalicki
Graphics and Visualization , Graphs and Networks , Image Processing , ...
1
REPLIES
12.8K
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

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

QUESTION FROM: Alejandra Cardenas | 10 years ago BY: Frank Kampas
Calculus , Education , Engineering , Equation Solving , ...
5
REPLIES
18.1K
VIEWS

Problems using the DynPac Package.

QUESTION FROM: Luciano Magrini | 10 years ago BY: Ilian Gachevski
Engineering , Mathematics , Mechanical Engineering
1
REPLIES
8.4K
VIEWS
1
2

Group Count Group Count

106 Discussions

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ACTIVE MEMBERS ACTIVE MEMBERS

ACTIVE MEMBERS
eunchanh325
Eunchan Hwang
2 months ago
2641842777
扬 崔
5 months ago
dbalandra
David Balandra
10 months ago
andreanaticchi
Andrea Naticchi
1 year ago
ndchiavaroli
Neil Chiavaroli
3 years ago
archie1
Archie Watts-Farmer
1 year ago
ofekperetz
Ofek Peretz
3 years ago

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