Group Abstract Group Abstract

«Groups
Equation Solving
Join
Symbolic and numerical equation solving and root finding, differential equations, recurrence and functional equations, systems of equations, linear systems, visualization of solutions...

Discussions List Discussions List

Finding inconsistency in a system of equations

QUESTION FROM: aslan pshunetlev | 10 years ago BY: Gianluca Gorni
Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
1.8K
VIEWS

Solving Nonlinear Differential Equation from 0 to Infinity using Shooting

QUESTION FROM: Raphaela W. | 10 years ago
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
0
REPLIES
3.9K
VIEWS

Is it possible to impose a variable to vanish in NDSolve ?

QUESTION FROM: Thibaut Arnoulx de Pirey | 10 years ago BY: Hans Dolhaine
Equation Solving , Numerical Computation , Physics , Wolfram Language
1
REPLIES
4.1K
VIEWS

Looking for help to solve an error in a FindRoot

QUESTION FROM: Sahar Benalem | 10 years ago BY: Sahar Benalem
Equation Solving , Mathematics , Wolfram Language
6
REPLIES
4.5K
VIEWS

Split an expression according to parameter type

QUESTION FROM: Martin P | 10 years ago BY: Till Luc Lange
Control Systems , Equation Solving , Wolfram Language
1
REPLIES
8.3K
VIEWS

Alternatives to NSolve when equation is complicated

QUESTION FROM: Marion Dumas | 10 years ago BY: Gianluca Gorni
Calculus , Equation Solving , Numerical Computation , Wolfram Language
2
REPLIES
5.6K
VIEWS

Solving relations between statistics

QUESTION FROM: Albert Mijburgh | 10 years ago BY: Albert Mijburgh
Equation Solving , Wolfram Language
2
REPLIES
3K
VIEWS

sometimes my W|A ODE step-by-step gets blacked out?

QUESTION FROM: cristina guruceaga | 10 years ago BY: Gwen Vastine
Equation Solving , Mathematics , Wolfram|Alpha
1
REPLIES
4.9K
VIEWS

Function fit / equation solving for given values

QUESTION FROM: Joshua Thomas | 10 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
3K
VIEWS

Plot3D shows unexpected output from ParametricNDSolveValue - why?

QUESTION FROM: Steve Bardwell | 10 years ago BY: Steve Bardwell
Equation Solving , Graphics and Visualization , Mathematics , ...
2
REPLIES
4K
VIEWS

How to plot multiple equilibria?

QUESTION FROM: Juan Lopez | 10 years ago BY: Gianluca Gorni
Economics , Equation Solving , Graphics and Visualization , ...
1
REPLIES
6.9K
VIEWS

How to get inverse Fourier transform?

QUESTION FROM: Sakshi Devi | 10 years ago BY: Sakshi Devi
Equation Solving , Mathematics , Wavelets and Fourier Series , ...
3
REPLIES
9.6K
VIEWS

Graph a dual variable function?

QUESTION FROM: Luther Nayhm | 10 years ago BY: Otto Linsuain
Equation Solving , Graphics and Visualization , Mathematics , ...
6
REPLIES
9K
VIEWS

Implicit Definition of a Cube -vs- built in Cuboid function

QUESTION FROM: Michael Person | 10 years ago BY: Michael Person
Equation Solving , Geometry , Graphics and Visualization , ...
5
REPLIES
7.6K
VIEWS

Solve integral with exponentials?

QUESTION FROM: Zhehao Zhang | 10 years ago BY: Gianluca Gorni
Calculus , Equation Solving , Mathematics , Wolfram Language
7
REPLIES
5.5K
VIEWS

Delay evaluation of implicit function defined using FindRoot?

QUESTION FROM: Owen Wu | 10 years ago BY: Owen Wu
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
7.4K
VIEWS

Plot a vector field for differential equation?

QUESTION FROM: Muhammad Afzal | 10 years ago BY: Muhammad Afzal
Equation Solving , Graphics and Visualization , Mathematics , ...
2
REPLIES
7.5K
VIEWS

Solving differential equations

QUESTION FROM: Zhehao Zhang | 10 years ago BY: Zhehao Zhang
Calculus , Equation Solving , Wolfram Language
6
REPLIES
4.5K
VIEWS

Implementing a boundary condition that is dependent on the solution

QUESTION FROM: Josh DeMuth | 10 years ago
Equation Solving , Mathematics , Physics , Wolfram Language
0
REPLIES
1.8K
VIEWS

Root finding problem. FindRoot[] output message is "Singular Jacobian".

QUESTION FROM: Maha Youssef | 10 years ago BY: Frank Kampas
Equation Solving , Mathematics , Wolfram Language
8
REPLIES
7.9K
VIEWS

Partial differential equation (Diffusion equation in spherical coordinates)

QUESTION FROM: Dodji Cohovi | 10 years ago BY: Gianluca Gorni
Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
7.8K
VIEWS

NDSolve giving an error

QUESTION FROM: François Lepetit | 10 years ago BY: François Lepetit
Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
5.2K
VIEWS

ContourPlot in Fast Spherical Harmonics on radiative transfer

QUESTION FROM: Sungwoo Yang | 10 years ago BY: Gianluca Gorni
Engineering , Equation Solving , Graphics and Visualization , ...
4
REPLIES
11.7K
VIEWS

Why Mathematica is not solving this equation?

QUESTION FROM: mahi rahman | 10 years ago BY: Hans Dolhaine
Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
7.7K
VIEWS

Parameter estimation for nonlinear difference equation

QUESTION FROM: Craig Randall | 10 years ago BY: Craig Randall
Discrete Mathematics , Engineering , Equation Solving , ...
10
REPLIES
8.5K
VIEWS

NDSolve PDE with particular variables dependence

QUESTION FROM: andrea n | 10 years ago
Equation Solving , Mathematics , Numerical Computation , ...
0
REPLIES
1.6K
VIEWS

Parametric plot for NDSolve output

QUESTION FROM: Steve Bardwell | 10 years ago BY: Steve Bardwell
Equation Solving , Graphics and Visualization , Mathematics , ...
2
REPLIES
4.8K
VIEWS

Problem adding equations to NDSolve group

QUESTION FROM: Josh Wofford | 10 years ago BY: Bill Simpson
Equation Solving , Mathematics , Numerical Computation , ...
1
REPLIES
5.5K
VIEWS

How to manipulate the initial values (initial conditios) in a ODE system?

QUESTION FROM: Ricardo Sánchez | 10 years ago BY: Ricardo Sánchez
Dynamic Interactivity , Equation Solving , Numerical Computation , ...
2
REPLIES
6.3K
VIEWS

Could you solve this system of equations, please?

QUESTION FROM: Jan Redwi?ski | 10 years ago BY: Sean Clarke
Equation Solving , Mathematics , Wolfram Language
2
REPLIES
4.5K
VIEWS

Help using WhenEvent with NDSolve to avoid complex solutions

QUESTION FROM: Anonymous User | 10 years ago BY: Anonymous User
Equation Solving , Mathematics , Physics , Wolfram Language
4
REPLIES
5.7K
VIEWS

How to incorporate numerical analysis into Graphics?

QUESTION FROM: Tim Kirkpatrick | 10 years ago BY: Gianluca Gorni
Equation Solving , Graphics and Visualization , Wolfram Language
3
REPLIES
5.8K
VIEWS

Solve equation with First and Second type of Elliptical Integral?

QUESTION FROM: studygroups 2000 | 10 years ago BY: studygroups 2000
Equation Solving , Mathematics , Wolfram Language
8
REPLIES
8.7K
VIEWS

Showing steps in simplification?

QUESTION FROM: Nico Adamo | 10 years ago BY: Sean Clarke
Algebra , Equation Solving , Mathematics , ...
1
REPLIES
19.9K
VIEWS

How do I use NDSolve in Manipulate?

QUESTION FROM: Tim Kirkpatrick | 10 years ago BY: Tim Kirkpatrick
Dynamic Interactivity , Equation Solving , Mathematics , ...
2
REPLIES
7.8K
VIEWS

Problems solving a Partial differential equation using DSolve or NDSolve

QUESTION FROM: JOSÉ GUILLERMO SÁNCHEZ LEÓN | 10 years ago BY: JOSÉ GUILLERMO SÁNCHEZ LEÓN
Equation Solving , Mathematics , Wolfram Language
2
REPLIES
5.8K
VIEWS

How do I control the step size of NDSolve at a differential equation?

QUESTION FROM: Dia Ghosh | 10 years ago BY: Dia Ghosh
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
2
REPLIES
7.1K
VIEWS

How to solve two simultaneous differential equations?

QUESTION FROM: mahi rahman | 10 years ago BY: Sean Clarke
Calculus , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
5.8K
VIEWS

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

QUESTION FROM: Anonymous User | 10 years ago BY: Anonymous User
Equation Solving , Mathematics , Mechanical Engineering , ...
4
REPLIES
9.8K
VIEWS

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

QUESTION FROM: Jesús Manuel Cillero Ares | 10 years ago
Civil Engineering , Computer Science , Engineering , ...
0
REPLIES
7.7K
VIEWS

How does one plot a PDE using the Wolfram Language?

QUESTION FROM: Ben Harris | 10 years ago BY: Murray Eisenberg
Equation Solving , Mathematics , Wavelets and Fourier Series , ...
3
REPLIES
9.2K
VIEWS

p > 0 breaks this equation: a^((p-1)/2) mod p = -1 in Wolfram|Alpha

QUESTION FROM: L J | 10 years ago BY: Murray Eisenberg
Equation Solving , Mathematics , Wolfram|Alpha , Wolfram Language
1
REPLIES
4.8K
VIEWS

Unable to Solve a System of Linear Equations with Wolfram|Alpha

QUESTION FROM: Karthik Prakhya | 10 years ago BY: Jofre Espigule-Pons
Algebra , Equation Solving , Wolfram|Alpha , Wolfram Language
1
REPLIES
6.1K
VIEWS

2D PDE ( Navier-Stokes equations ) flow in a pipe ( cylindrical coordinate)

QUESTION FROM: Filippo Cangioli | 10 years ago
Discrete Mathematics , Engineering , Equation Solving , Mathematics , ...
0
REPLIES
5.6K
VIEWS

How to solve/input this PDE's problem on MATHEMATICA

QUESTION FROM: Pamela Vilela | 10 years ago
Calculus , Equation Solving , Mathematica , Mathematics , ...
0
REPLIES
7.2K
VIEWS

NDSolve and difference of delays argument for heaviside function?

QUESTION FROM: Zahava Wilstein | 10 years ago
Equation Solving , Mathematics , Numerical Computation , ...
0
REPLIES
3.6K
VIEWS

How can I plot a second order partial differential equation?

QUESTION FROM: Pamela Vilela | 10 years ago BY: Pamela Vilela
Equation Solving , Wolfram|Alpha , Wolfram Language
5
REPLIES
10.3K
VIEWS

Help implementing DSolve on differential equations

QUESTION FROM: Hengameh Bagherianlemraski | 10 years ago BY: Mariusz Iwaniuk
Calculus , Equation Solving , Wolfram Language
4
REPLIES
5.9K
VIEWS

A problem with using NDsolve, please help.

QUESTION FROM: Gil Bor | 10 years ago BY: Gil Bor
Equation Solving , Mathematics , Wolfram Language
7
REPLIES
10K
VIEWS

Recursion without starting values

QUESTION FROM: Harry Potter | 10 years ago BY: Harry Potter
Equation Solving , Mathematics , Wolfram Language
3
REPLIES
4.4K
VIEWS

How to use solve correctly with this partial differential equation?

QUESTION FROM: sanaz ka | 10 years ago BY: Gianluca Gorni
Equation Solving , Wolfram Language
1
REPLIES
3.3K
VIEWS

How to Invert functions with same input variables?

QUESTION FROM: Ajay Goyal | 10 years ago BY: Gianluca Gorni
Algebra , Data Science , Economics , Education , Engineering , ...
1
REPLIES
9.1K
VIEWS

Error: No more memory. Wolfram kernal has shut down. Try again later.

QUESTION FROM: Kavita Kukreja | 10 years ago BY: Bill Simpson
Equation Solving , Mathematica
1
REPLIES
3.6K
VIEWS

How to solve numerically an equation when NSolve is not appropriate?

QUESTION FROM: Marcel Pelletier | 10 years ago BY: Marcel Pelletier
Equation Solving , Mathematics , Wolfram Language
2
REPLIES
7.8K
VIEWS

How do you solve a large nonlinear system of equations faster than NSolve?

QUESTION FROM: Imran Khan | 10 years ago BY: David Keith
Equation Solving , Wolfram Language
1
REPLIES
7K
VIEWS

How do I assign via /. and have a function as an output?

QUESTION FROM: Simon B. | 10 years ago
Equation Solving , Mathematica , Wolfram Language
0
REPLIES
1.6K
VIEWS

System of non-linear differential equations

QUESTION FROM: andrea g. | 10 years ago BY: Murray Eisenberg
Equation Solving , Mechanical Engineering , Wolfram Language
1
REPLIES
8.9K
VIEWS

How to write NDSolve results into a table without brackets?

QUESTION FROM: Chris Smith | 10 years ago BY: Bill Simpson
Equation Solving , Import and Export , Wolfram Language
3
REPLIES
11.8K
VIEWS

Why does Solve work on a sum with 34 terms but not 35 terms?

QUESTION FROM: Michael H. | 10 years ago BY: Michael H.
Computer Science , Data Science , Engineering , Equation Solving , ...
2
REPLIES
10.9K
VIEWS

Schrodinger Equation by Shooting Method

QUESTION FROM: Sara Zamharir | 10 years ago BY: Frank Kampas
Equation Solving , Physics , Wolfram Language
6
REPLIES
7.7K
VIEWS

NDSolve not working on Mathematica (probably due to a syntax error)

QUESTION FROM: François Lepetit | 10 years ago BY: François Lepetit
Equation Solving , Mathematics , Wolfram Language
2
REPLIES
9.3K
VIEWS

How to use Solve correctly?

QUESTION FROM: john massucci | 10 years ago BY: Bill Simpson
Equation Solving , Mathematics , Wolfram Language
2
REPLIES
7.4K
VIEWS

Error in NonlinearModelFit with a trig function

QUESTION FROM: syed islam | 10 years ago BY: syed islam
Equation Solving , Optimization , Modeling , Numerical Computation , ...
9
REPLIES
8.6K
VIEWS

Question about numerical integration

QUESTION FROM: Kat Z | 10 years ago BY: Sander Huisman
Calculus , Challenges , Engineering , Equation Solving , ...
1
REPLIES
9K
VIEWS

Is this a discretization artefact?

CONTRIBUTED BY: Yuri Zuev | 10 years ago BY: Yuri Zuev
Engineering , Equation Solving , Mechanical Engineering
3
REPLIES
12.2K
VIEWS

Solve system of linear Diophantine equations with conditions

QUESTION FROM: Juan Frias | 10 years ago BY: Frank Kampas
Equation Solving , Mathematica , Mathematics
7
REPLIES
11.7K
VIEWS

Need help! : Integrating the function to be solved

QUESTION FROM: hwoarang Polar | 10 years ago BY: hwoarang Polar
Equation Solving , Wolfram Language
6
REPLIES
5.9K
VIEWS

Shooting method to solve nonlinear ode bvp

QUESTION FROM: faisal basir | 11 years ago BY: faisal basir
Equation Solving , Numerical Computation , Wolfram Language
2
REPLIES
5.6K
VIEWS

Restrict NDSolve to Answers in the Real Domain

QUESTION FROM: Robin Hartley | 11 years ago BY: Michael Rogers
Equation Solving , Wolfram Language
1
REPLIES
7K
VIEWS

Reduce Solves An Equation That NSolve Doesn't

CONTRIBUTED BY: Frank Kampas | 11 years ago BY: Frank Kampas
Equation Solving , Wolfram Language
10
REPLIES
4.3K
VIEWS

Solving for multiple ranges of values

QUESTION FROM: Bryan Lettner | 11 years ago BY: wijnaldum william
Equation Solving , Numerical Computation , Wolfram Language
1
REPLIES
6.3K
VIEWS

What is the proper format to use NSolve to solve equations with units?

QUESTION FROM: joseph pantina | 11 years ago BY: joseph pantina
Equation Solving , Units , Wolfram|Alpha Integration
2
REPLIES
9.1K
VIEWS

Is this NDSolve error new in 10.3?

QUESTION FROM: David Keith | 11 years ago BY: Kay Herbert
Equation Solving , Wolfram Language
6
REPLIES
7.4K
VIEWS

How to deal with singularity in numerical integration?

QUESTION FROM: Kat Z | 11 years ago BY: Vitaliy Kaurov
Equation Solving , Numerical Computation , Wolfram Language
3
REPLIES
8.1K
VIEWS

Complex integral with NDSolve

QUESTION FROM: Christopher Arthur | 11 years ago BY: Christopher Arthur
Calculus , Equation Solving , Mathematics , Wolfram Language
15
REPLIES
10.7K
VIEWS

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

QUESTION FROM: faisal basir | 11 years ago BY: faisal basir
Equation Solving , Mechanical Engineering , Wolfram Language
4
REPLIES
9.1K
VIEWS

How can I animate the solution to the 2D heat equation?

QUESTION FROM: Felipe Fabricio Pacci Evaristo | 11 years ago BY: Felipe Fabricio Pacci Evaristo
Engineering , Equation Solving , Physics , Wolfram Language
4
REPLIES
10.4K
VIEWS

Solve for parameters of a Kumaraswamy Distribution

QUESTION FROM: Bruce Colletti | 11 years ago BY: Frank Kampas
Equation Solving , Mathematica , Mathematics , ...
4
REPLIES
9.2K
VIEWS

Fitting data that goes beyond a single line in Trial Version

QUESTION FROM: Himadri De | 11 years ago BY: Himadri De
Equation Solving , Wolfram Language
8
REPLIES
9.6K
VIEWS

Nonlinear system of equations

QUESTION FROM: Imran Khan | 11 years ago BY: Daniel Lichtblau
Equation Solving , Wolfram Language
3
REPLIES
8.6K
VIEWS

Boundary differential equation

QUESTION FROM: jack hold | 11 years ago BY: Hans Dolhaine
Calculus , Equation Solving , Wolfram Language
5
REPLIES
5.1K
VIEWS

Numerical PDE solution in spherical coordinates

QUESTION FROM: Michael Person | 11 years ago BY: Gianluca Gorni
Equation Solving , Numerical Computation , Wolfram Language
3
REPLIES
8.7K
VIEWS

boundary differential equation solving

QUESTION FROM: jack hold | 11 years ago BY: Simon Cadrin
Equation Solving , Wolfram Language
1
REPLIES
7.3K
VIEWS

Problem solving coupled PDEs with NDSolve

QUESTION FROM: Manu Kalia | 11 years ago BY: Kay Herbert
Equation Solving , Mathematica , Numerical Computation
1
REPLIES
7.3K
VIEWS

Solving a differential equation.

QUESTION FROM: Peter Nolan | 11 years ago BY: Peter Nolan
Equation Solving , Mathematics , Wolfram|Alpha
12
REPLIES
11.1K
VIEWS

Can Mathematica 10.3 solve a simple PDE ?

QUESTION FROM: Mariusz Iwaniuk | 11 years ago BY: Kay Herbert
Calculus , Equation Solving , Wolfram Language
4
REPLIES
12.3K
VIEWS

Finding Maximum and Location of Maximum of Function within Limits

QUESTION FROM: Laura McMullen | 11 years ago BY: David Keith
Calculus , Equation Solving , Optimization , Modeling , ...
1
REPLIES
6.3K
VIEWS

NDSolve and PDE with a few singularities

QUESTION FROM: Christopher Arthur | 11 years ago
Equation Solving , Wolfram Language
0
REPLIES
5.5K
VIEWS

Solving complex derivatives with Mathematica

QUESTION FROM: Iker Aguirrezabal | 11 years ago BY: Nasser M. Abbasi
Equation Solving , Mathematics , Wolfram Language
4
REPLIES
7.8K
VIEWS

Can you include Integrate[] in a function definition?

QUESTION FROM: Joao M | 11 years ago BY: jmcarapuco
Equation Solving , Wolfram Language
4
REPLIES
4.6K
VIEWS

Solve a system of equations

QUESTION FROM: Imran Khan | 11 years ago BY: Kay Herbert
Equation Solving , Mathematics , Wolfram Language
6
REPLIES
8K
VIEWS

Time-dependent pde with periodic boundary conditions - NDSolve gives incorr

QUESTION FROM: Lukasz Gaza | 11 years ago BY: Lukasz Gaza
Equation Solving , Wolfram Language
1
REPLIES
3.7K
VIEWS

How to solve a class of integro-differential equations system?

QUESTION FROM: Javier Navarro Laboulais | 11 years ago BY: Javier Navarro Laboulais
Equation Solving , Wolfram Language
4
REPLIES
8.6K
VIEWS

Finding the inverse of a mapping of a disk onto an airfoil

QUESTION FROM: SALIOU TELLY | 11 years ago BY: SALIOU TELLY
Equation Solving , Mathematics , Wolfram Language
13
REPLIES
10.1K
VIEWS

Newbie question: How to stop the API from treating variables as integers?

QUESTION FROM: Stephen McGreal | 11 years ago BY: Brian Wood
Equation Solving , Wolfram Development Platform
1
REPLIES
13.9K
VIEWS

Balance redox reactions

QUESTION FROM: Rasmus. C. O. Petersen | 11 years ago BY: Murray Eisenberg
Chemistry , Equation Solving , Wolfram|Alpha
4
REPLIES
20K
VIEWS

Find equation of a plane based on array

QUESTION FROM: Cole Pierson | 11 years ago BY: Cole Pierson
Equation Solving , Graphics and Visualization , Wolfram Language
2
REPLIES
9K
VIEWS

Visualizing result of ParametricNDSolve

QUESTION FROM: Anastasia Migunova | 11 years ago BY: Anastasia Migunova
Equation Solving , Graphics and Visualization
4
REPLIES
3.5K
VIEWS

Why am I not seeing the plot

QUESTION FROM: jack hold | 11 years ago BY: Eric Rimbey
Equation Solving , Graphics and Visualization , Wolfram Language
3
REPLIES
5K
VIEWS

Slow code for a large system of equations

QUESTION FROM: peter azizi | 11 years ago BY: Gianluca Gorni
Equation Solving , Wolfram Language
3
REPLIES
8.8K
VIEWS
22
23
24
25
26

Group Count Group Count

1822 Discussions

Group Branding Group Branding

New Discussion New Discussion

ACTIVE MEMBERS ACTIVE MEMBERS

ACTIVE MEMBERS
bharathk98
Bharath Krishnan
8 hours ago
photor
Yumin Tian
3 days ago
kethen93
Keithen Hamilton
5 days ago
ahmadalmamo1
Ahmad AlMamo
8 days ago
2350923369
Wang Jiapeng
9 days ago
bcbeckman
Brian Beckman
1 day ago
mmamathes
Bill Blair
16 days ago

RELATED GROUPS RELATED GROUPS

RELATED GROUPS
Mathematics 6K discussions 4K subscriptions
Wolfram Language 11K discussions 2K subscriptions
Tuning and Debugging 241 discussions 338 subscriptions