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

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Solve differential equation with Wolfram|Alpha without hypergeometric func?

QUESTION FROM: abddellatif loua | 9 years ago BY: abddellatif loua
Calculus , Equation Solving , Mathematics , Wolfram|Alpha
3
REPLIES
7K
VIEWS

resolution of an equation

QUESTION FROM: abddellatif loua | 9 years ago BY: abddellatif loua
Calculus , Equation Solving , Group Theory , Optimization , ...
14
REPLIES
22K
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
4.1K
VIEWS

Calculate lie group symmetries of the PDEs?

QUESTION FROM: Hameed Ullah | 9 years ago
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
0
REPLIES
2.5K
VIEWS

How to use Real in DSolve?

QUESTION FROM: shaked rozen | 9 years ago BY: Gianluca Gorni
Equation Solving , Mathematics , Wolfram Language
2
REPLIES
5.6K
VIEWS

Evaluating definite integral of expression containing InterpolationFunction

QUESTION FROM: Andy Miller | 9 years ago BY: Andy Miller
Equation Solving , Mathematics , Wolfram Language
4
REPLIES
3.1K
VIEWS

Differentiate a function for a game theory application?

QUESTION FROM: Levi Crews | 9 years ago BY: S M Blinder
Calculus , Economics , Equation Solving , Mathematics , ...
2
REPLIES
10.1K
VIEWS

Couple space-dependent and space-independent equations in NDSolve?

QUESTION FROM: Tim Nijssen | 9 years ago BY: Daniel Lichtblau
Chemical Engineering , Engineering , Equation Solving , Mathematics , ...
1
REPLIES
10.3K
VIEWS

Solve with ConditionalExpression at boundary?

QUESTION FROM: Mikael Hakman | 9 years ago BY: Mikael Hakman
Equation Solving , Mathematics , Physics , Symbolic Computations , ...
11
REPLIES
6.1K
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

WhenEvent stops working in the middle of solution of ODEs

QUESTION FROM: Kaushik Mallick | 9 years ago BY: Kaushik Mallick
Calculus , Engineering , Equation Solving , ...
1
REPLIES
7.4K
VIEWS

Plot one dependent variable against another?

QUESTION FROM: Kaushik Mallick | 9 years ago BY: Kaushik Mallick
Calculus , Equation Solving , Graphics and Visualization , ...
2
REPLIES
7.2K
VIEWS

NDSolve for a DE system with an extra term?

QUESTION FROM: Mitja Jan?i? | 9 years ago
Equation Solving , Mathematics , Numerical Computation , ...
0
REPLIES
3.6K
VIEWS

Determining the fluid level of a tilted cylinder?

QUESTION FROM: Ni Astri | 9 years ago
Engineering , Equation Solving , Mathematics
0
REPLIES
2.7K
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
3.4K
VIEWS

Solve Laplaces Equation in Spherical Coordinates using NDSolve

QUESTION FROM: Michael Person | 9 years ago
Equation Solving , Mathematics , Numerical Computation , ...
0
REPLIES
2.8K
VIEWS

Partial derivative of Thermodynamic properties?

QUESTION FROM: Kaushik Mallick | 9 years ago
Calculus , Chemical Engineering , Equation Solving , Mathematics , ...
0
REPLIES
7.3K
VIEWS

Solve the complex equation with Solve

QUESTION FROM: Ge Yin | 9 years ago
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
0
REPLIES
4.3K
VIEWS

NDSolve with time-dependent boundary conditions problem

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

ListPlot3D to show the dependence of a spectrum on a parameter?

QUESTION FROM: Steve Bardwell | 9 years ago BY: Steve Bardwell
Equation Solving , Graphics and Visualization , ...
4
REPLIES
6K
VIEWS

Determine the equilibrium points of a predator-prey model?

QUESTION FROM: Jopaul Karriyathi | 9 years ago BY: Marco Thiel
Equation Solving , Mathematics , Physics , Symbolic Computations , ...
6
REPLIES
11.4K
VIEWS

Solve a large system of partial differential equations?

QUESTION FROM: Mitja Jan?i? | 9 years ago BY: Mitja Jan?i?
Equation Solving , Mathematics , Numerical Computation , ...
1
REPLIES
5.1K
VIEWS

Linear Programming and Optimization

QUESTION FROM: Okkes Dulgerci | 9 years ago BY: Frank Kampas
Equation Solving , Optimization , Wolfram Language
11
REPLIES
10.3K
VIEWS

Problem with Expected Value and equation solving

QUESTION FROM: Kai Paulsen | 9 years ago BY: Kai Paulsen
Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
3.1K
VIEWS

Get no real solutions in Solve?

QUESTION FROM: Cédric Cavents | 9 years ago BY: Cédric Cavents
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
5.5K
VIEWS

How to manipulate the order of outputs to Solve?

QUESTION FROM: Mitja Jan?i? | 9 years ago BY: Christopher French
Dynamic Interactivity , Equation Solving , ...
5
REPLIES
7.5K
VIEWS

Can I ReplaceAll and delay calculation OR change interpretation sqrt{a^2}

QUESTION FROM: Eleanor Holmes | 9 years ago BY: Eleanor Holmes
Algebra , Equation Solving , Mathematics , Modeling , ...
4
REPLIES
5.1K
VIEWS

Linear Algebra - Question on finding points on plane

QUESTION FROM: Jordan Cunningham | 9 years ago BY: S M Blinder
Equation Solving , Mathematics , Wolfram Language
5
REPLIES
5.7K
VIEWS

Solving an equation with Root Objects?

QUESTION FROM: Cédric Cavents | 9 years ago BY: Cédric Cavents
Algebra , Calculus , Equation Solving , Mathematics , Wolfram Language
5
REPLIES
6.1K
VIEWS

2nd order 2 dependents PDE in two space

QUESTION FROM: Munaf Al-Ramahee | 9 years ago
Equation Solving , Mathematics , Wolfram Language
0
REPLIES
1.2K
VIEWS

Solution of a quite long differential equation (Lagrange Equation)

QUESTION FROM: Thimo Merkel | 9 years ago BY: Thimo Merkel
Equation Solving , Mathematics , Physics , Symbolic Computations , ...
10
REPLIES
4.9K
VIEWS

Mathematics question - Laplace(transform / inverse) & differential equation

QUESTION FROM: Prafulla Sandbhor | 9 years ago
Calculus , Equation Solving , Mathematics , Wolfram Language
0
REPLIES
3.5K
VIEWS

DSolveValue Output error problem

QUESTION FROM: carlos eduardo arango gutierrez | 9 years ago BY: Frank Kampas
Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
5.2K
VIEWS

Solving a system of equations by setting variables?

QUESTION FROM: Douglas Lira | 9 years ago BY: Sander Huisman
Equation Solving , Mathematics , Physics , Wolfram Language
1
REPLIES
4.3K
VIEWS

Solving a system of equations with inequalities

QUESTION FROM: Cédric Cavents | 9 years ago BY: Cédric Cavents
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
19.7K
VIEWS

solve a problem with two equations and x[i+1]-x[i] , RecurrenceTable?

QUESTION FROM: Matthew Doyon | 9 years ago BY: Matthew Doyon
Equation Solving , Graphics and Visualization , Mathematics , ...
2
REPLIES
3.1K
VIEWS

Visualize simulation using NDSolve for Beddington-DeAngelis model?

QUESTION FROM: Eduardo Mendes | 9 years ago BY: Eduardo Mendes
Equation Solving , Graphics and Visualization , Mathematics , ...
2
REPLIES
4.1K
VIEWS

Solve an equation for a p*q modulus without factoring the modulus

QUESTION FROM: Paul Cheffers | 9 years ago BY: Paul Cheffers
Equation Solving , Mathematics , Wolfram Language
5
REPLIES
4.1K
VIEWS

Quaternions, Sum of Squares, Integer Factorization, and Cryptology

CONTRIBUTED BY: Lou Puls | 9 years ago
Algebra , Discrete Mathematics , Equation Solving , Mathematics
0
REPLIES
3.6K
VIEWS

Why is this not a quantified system of equations and inequalities?

QUESTION FROM: Levi Crews | 9 years ago BY: David Keith
Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
7.9K
VIEWS

How to use InverseFunction?

QUESTION FROM: Kat Z | 9 years ago BY: Gianluca Gorni
Equation Solving , Mathematics , Wolfram Language
1
REPLIES
4.1K
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

Transmission coefficients for a spin up particle at any incidence angle?

QUESTION FROM: Eleanor Holmes | 9 years ago BY: Eleanor Holmes
Calculus , Equation Solving , Mathematics , Physics , Wolfram Language
2
REPLIES
4.5K
VIEWS

Multiplying 4x4 matrices with complicated elements - taking long time

QUESTION FROM: Eleanor Holmes | 9 years ago BY: Eleanor Holmes
Equation Solving , High-Performance Computing , Optimization , ...
35
REPLIES
15.1K
VIEWS

Finding inconsistency in a system of equations

QUESTION FROM: aslan pshunetlev | 9 years ago BY: Gianluca Gorni
Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
1.6K
VIEWS

Solving Nonlinear Differential Equation from 0 to Infinity using Shooting

QUESTION FROM: Raphaela W. | 9 years ago
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
0
REPLIES
3.6K
VIEWS

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

QUESTION FROM: Thibaut Arnoulx de Pirey | 9 years ago BY: Hans Dolhaine
Equation Solving , Numerical Computation , Physics , Wolfram Language
1
REPLIES
3.9K
VIEWS

Looking for help to solve an error in a FindRoot

QUESTION FROM: Sahar Benalem | 9 years ago BY: Sahar Benalem
Equation Solving , Mathematics , Wolfram Language
6
REPLIES
4.3K
VIEWS

Split an expression according to parameter type

QUESTION FROM: Martin P | 9 years ago BY: Till Luc Lange
Control Systems , Equation Solving , Wolfram Language
1
REPLIES
7.9K
VIEWS

Alternatives to NSolve when equation is complicated

QUESTION FROM: Marion Dumas | 9 years ago BY: Gianluca Gorni
Calculus , Equation Solving , Numerical Computation , Wolfram Language
2
REPLIES
5.3K
VIEWS

Solving relations between statistics

QUESTION FROM: Albert Mijburgh | 9 years ago BY: Albert Mijburgh
Equation Solving , Wolfram Language
2
REPLIES
2.8K
VIEWS

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

QUESTION FROM: cristina guruceaga | 9 years ago BY: Gwen Vastine
Equation Solving , Mathematics , Wolfram|Alpha
1
REPLIES
4.7K
VIEWS

Function fit / equation solving for given values

QUESTION FROM: Joshua Thomas | 9 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
2.9K
VIEWS

Plot3D shows unexpected output from ParametricNDSolveValue - why?

QUESTION FROM: Steve Bardwell | 9 years ago BY: Steve Bardwell
Equation Solving , Graphics and Visualization , Mathematics , ...
2
REPLIES
3.8K
VIEWS

How to plot multiple equilibria?

QUESTION FROM: Juan Lopez | 9 years ago BY: Gianluca Gorni
Economics , Equation Solving , Graphics and Visualization , ...
1
REPLIES
6.6K
VIEWS

How to get inverse Fourier transform?

QUESTION FROM: Sakshi Devi | 9 years ago BY: Sakshi Devi
Equation Solving , Mathematics , Wavelets and Fourier Series , ...
3
REPLIES
9.3K
VIEWS

Graph a dual variable function?

QUESTION FROM: Luther Nayhm | 9 years ago BY: Otto Linsuain
Equation Solving , Graphics and Visualization , Mathematics , ...
6
REPLIES
8.5K
VIEWS

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

QUESTION FROM: Michael Person | 9 years ago BY: Michael Person
Equation Solving , Geometry , Graphics and Visualization , ...
5
REPLIES
7.1K
VIEWS

Solve integral with exponentials?

QUESTION FROM: Zhehao Zhang | 9 years ago BY: Gianluca Gorni
Calculus , Equation Solving , Mathematics , Wolfram Language
7
REPLIES
5.2K
VIEWS

Delay evaluation of implicit function defined using FindRoot?

QUESTION FROM: Owen Wu | 9 years ago BY: Owen Wu
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
6.9K
VIEWS

Plot a vector field for differential equation?

QUESTION FROM: Muhammad Afzal | 9 years ago BY: Muhammad Afzal
Equation Solving , Graphics and Visualization , Mathematics , ...
2
REPLIES
7.1K
VIEWS

Solving differential equations

QUESTION FROM: Zhehao Zhang | 9 years ago BY: Zhehao Zhang
Calculus , Equation Solving , Wolfram Language
6
REPLIES
4.2K
VIEWS

Implementing a boundary condition that is dependent on the solution

QUESTION FROM: Josh DeMuth | 9 years ago
Equation Solving , Mathematics , Physics , Wolfram Language
0
REPLIES
1.7K
VIEWS

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

QUESTION FROM: Maha Youssef | 9 years ago BY: Frank Kampas
Equation Solving , Mathematics , Wolfram Language
8
REPLIES
7.6K
VIEWS

Partial differential equation (Diffusion equation in spherical coordinates)

QUESTION FROM: Dodji Cohovi | 9 years ago BY: Gianluca Gorni
Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
7.4K
VIEWS

NDSolve giving an error

QUESTION FROM: François Lepetit | 9 years ago BY: François Lepetit
Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
5K
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
11.2K
VIEWS

Why Mathematica is not solving this equation?

QUESTION FROM: mahi rahman | 9 years ago BY: Hans Dolhaine
Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
7.4K
VIEWS

Parameter estimation for nonlinear difference equation

QUESTION FROM: Craig Randall | 9 years ago BY: Craig Randall
Discrete Mathematics , Engineering , Equation Solving , ...
10
REPLIES
8K
VIEWS

NDSolve PDE with particular variables dependence

QUESTION FROM: andrea n | 9 years ago
Equation Solving , Mathematics , Numerical Computation , ...
0
REPLIES
1.4K
VIEWS

Parametric plot for NDSolve output

QUESTION FROM: Steve Bardwell | 9 years ago BY: Steve Bardwell
Equation Solving , Graphics and Visualization , Mathematics , ...
2
REPLIES
4.6K
VIEWS

Problem adding equations to NDSolve group

QUESTION FROM: Josh Wofford | 9 years ago BY: Bill Simpson
Equation Solving , Mathematics , Numerical Computation , ...
1
REPLIES
5.2K
VIEWS

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

QUESTION FROM: Ricardo Sánchez | 9 years ago BY: Ricardo Sánchez
Dynamic Interactivity , Equation Solving , Numerical Computation , ...
2
REPLIES
5.9K
VIEWS

Could you solve this system of equations, please?

QUESTION FROM: Jan Redwi?ski | 9 years ago BY: Sean Clarke
Equation Solving , Mathematics , Wolfram Language
2
REPLIES
4.2K
VIEWS

Help using WhenEvent with NDSolve to avoid complex solutions

QUESTION FROM: Anonymous User | 9 years ago BY: Anonymous User
Equation Solving , Mathematics , Physics , Wolfram Language
4
REPLIES
5.4K
VIEWS

How to incorporate numerical analysis into Graphics?

QUESTION FROM: Tim Kirkpatrick | 9 years ago BY: Gianluca Gorni
Equation Solving , Graphics and Visualization , Wolfram Language
3
REPLIES
5.5K
VIEWS

Solve equation with First and Second type of Elliptical Integral?

QUESTION FROM: studygroups 2000 | 9 years ago BY: studygroups 2000
Equation Solving , Mathematics , Wolfram Language
8
REPLIES
8.2K
VIEWS

Showing steps in simplification?

QUESTION FROM: Nico Adamo | 9 years ago BY: Sean Clarke
Algebra , Equation Solving , Mathematics , ...
1
REPLIES
19.2K
VIEWS

How do I use NDSolve in Manipulate?

QUESTION FROM: Tim Kirkpatrick | 9 years ago BY: Tim Kirkpatrick
Dynamic Interactivity , Equation Solving , Mathematics , ...
2
REPLIES
7.4K
VIEWS

Problems solving a Partial differential equation using DSolve or NDSolve

QUESTION FROM: JOSÉ GUILLERMO SÁNCHEZ LEÓN | 9 years ago BY: JOSÉ GUILLERMO SÁNCHEZ LEÓN
Equation Solving , Mathematics , Wolfram Language
2
REPLIES
5.5K
VIEWS

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

QUESTION FROM: Dia Ghosh | 9 years ago BY: Dia Ghosh
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
2
REPLIES
6.6K
VIEWS

How to solve two simultaneous differential equations?

QUESTION FROM: mahi rahman | 9 years ago BY: Sean Clarke
Calculus , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
5.5K
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
9.4K
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
7.4K
VIEWS

How does one plot a PDE using the Wolfram Language?

QUESTION FROM: Ben Harris | 9 years ago BY: Murray Eisenberg
Equation Solving , Mathematics , Wavelets and Fourier Series , ...
3
REPLIES
8.9K
VIEWS

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

QUESTION FROM: L J | 9 years ago BY: Murray Eisenberg
Equation Solving , Mathematics , Wolfram|Alpha , Wolfram Language
1
REPLIES
4.5K
VIEWS

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

QUESTION FROM: Karthik Prakhya | 9 years ago BY: Jofre Espigule-Pons
Algebra , Equation Solving , Wolfram|Alpha , Wolfram Language
1
REPLIES
5.8K
VIEWS

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

QUESTION FROM: Filippo Cangioli | 9 years ago
Discrete Mathematics , Engineering , Equation Solving , Mathematics , ...
0
REPLIES
5.4K
VIEWS

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

QUESTION FROM: Pamela Vilela | 9 years ago
Calculus , Equation Solving , Mathematica , Mathematics , ...
0
REPLIES
6.9K
VIEWS

NDSolve and difference of delays argument for heaviside function?

QUESTION FROM: Zahava Wilstein | 9 years ago
Equation Solving , Mathematics , Numerical Computation , ...
0
REPLIES
3.4K
VIEWS

How can I plot a second order partial differential equation?

QUESTION FROM: Pamela Vilela | 9 years ago BY: Pamela Vilela
Equation Solving , Wolfram|Alpha , Wolfram Language
5
REPLIES
9.8K
VIEWS

Help implementing DSolve on differential equations

QUESTION FROM: Hengameh Bagherianlemraski | 9 years ago BY: Mariusz Iwaniuk
Calculus , Equation Solving , Wolfram Language
4
REPLIES
5.7K
VIEWS

A problem with using NDsolve, please help.

QUESTION FROM: Gil Bor | 9 years ago BY: Gil Bor
Equation Solving , Mathematics , Wolfram Language
7
REPLIES
9.4K
VIEWS

Recursion without starting values

QUESTION FROM: Harry Potter | 9 years ago BY: Harry Potter
Equation Solving , Mathematics , Wolfram Language
3
REPLIES
4.1K
VIEWS

How to use solve correctly with this partial differential equation?

QUESTION FROM: sanaz ka | 9 years ago BY: Gianluca Gorni
Equation Solving , Wolfram Language
1
REPLIES
3.1K
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

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

QUESTION FROM: Kavita Kukreja | 9 years ago BY: Bill Simpson
Equation Solving , Mathematica
1
REPLIES
3.4K
VIEWS

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

QUESTION FROM: Marcel Pelletier | 9 years ago BY: Marcel Pelletier
Equation Solving , Mathematics , Wolfram Language
2
REPLIES
7.4K
VIEWS

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

QUESTION FROM: Imran Khan | 9 years ago BY: David Keith
Equation Solving , Wolfram Language
1
REPLIES
6.6K
VIEWS

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

QUESTION FROM: Simon B. | 9 years ago
Equation Solving , Mathematica , Wolfram Language
0
REPLIES
1.5K
VIEWS
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