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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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Nonlinear differential equation

QUESTION FROM: Mariam Sultana | 11 years ago BY: Hans Dolhaine
Equation Solving , Wolfram Language
8
REPLIES
4.7K
VIEWS

Solving a Simultaneous Equation

QUESTION FROM: Quang Tran | 11 years ago BY: Nasser M. Abbasi
Equation Solving , Wolfram Language
1
REPLIES
4.7K
VIEWS

Help minimizing a variable?

QUESTION FROM: Alex Daitch | 11 years ago BY: Frank Kampas
Algebra , Equation Solving , Wolfram Language
3
REPLIES
3.7K
VIEWS

Computation of FFT

QUESTION FROM: Dia Ghosh | 11 years ago BY: Dia Ghosh
Equation Solving , Wolfram Language
2
REPLIES
6.4K
VIEWS

How can I use 'If' statement to define an equation?

QUESTION FROM: Laura McMullen | 11 years ago BY: Laura McMullen
Equation Solving , Mathematics , Wolfram Language
2
REPLIES
4.8K
VIEWS

Falkner-skan boundary equation

QUESTION FROM: jack hold | 11 years ago BY: Marina Shchitova
Calculus , Equation Solving , Mathematics , Physics , Wolfram Language
2
REPLIES
9.2K
VIEWS

System of 2 nonlinear equations: no result

QUESTION FROM: max ma | 11 years ago BY: Mariusz Iwaniuk
Equation Solving , Mathematics , Wolfram Language
18
REPLIES
5.4K
VIEWS

ReduceRow of one matrix

QUESTION FROM: chemsou | 11 years ago BY: chemsou
Equation Solving , Wolfram Language
2
REPLIES
3.8K
VIEWS

Issue in the Simplify[ ] function

QUESTION FROM: Ahmed Younes | 11 years ago BY: Sander Huisman
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
9K
VIEWS

Weird problem with Solve

QUESTION FROM: Layo T | 11 years ago BY: Nasser M. Abbasi
Equation Solving , Mathematics , Physics , Wolfram Language
1
REPLIES
4.3K
VIEWS

Spheroidal wave functions in MATHEMATICA & system of DE

QUESTION FROM: Leslaw Bieniasz | 11 years ago BY: Leslaw Bieniasz
Calculus , Equation Solving , Mathematics , Wolfram Language
2
REPLIES
6K
VIEWS

6 non-linear equation system

QUESTION FROM: Leonardo Melone | 11 years ago BY: Frank Kampas
Equation Solving , Wolfram Language
5
REPLIES
4.1K
VIEWS

Elimination of 3 equations

QUESTION FROM: Jakob Obi | 11 years ago BY: Bill Simpson
Algebra , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
4.4K
VIEWS

Problem taking Real part of expression involving a variable

QUESTION FROM: John Baker | 11 years ago BY: John Baker
Algebra , Equation Solving , Mathematica , Optimization , ...
5
REPLIES
13.2K
VIEWS

Find final value of ODE system - LaplaceTransform or DSolve??

QUESTION FROM: Frank N | 11 years ago
Algebra , Equation Solving , Mathematica
0
REPLIES
4K
VIEWS

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

QUESTION FROM: Amin ardekani | 11 years ago BY: Amin ardekani
Civil Engineering , Computer Science , Equation Solving , ...
2
REPLIES
12.7K
VIEWS

Overdetermined Linear LeastSquares solution of AX=B with constraint [B]>0

QUESTION FROM: Bijan Deb | 11 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematica , Optimization , ...
3
REPLIES
9.5K
VIEWS

Help/Hints on finding the most "restrictive" equation in a set of equations

QUESTION FROM: Andreas Kohlmajer | 11 years ago BY: Andreas Kohlmajer
Computational Systems , Equation Solving
8
REPLIES
10.7K
VIEWS

Determine m, n, o, and r along with three parameters (d, s, and w).

QUESTION FROM: Genie Kim | 11 years ago BY: Genie Kim
Calculus , Equation Solving , Optimization , Modeling , ...
2
REPLIES
5.4K
VIEWS

How do I display an index below a variable?

QUESTION FROM: Sebastian van Wickern | 11 years ago BY: Sean Clarke
Algebra , Calculus , Equation Solving
1
REPLIES
18.8K
VIEWS

Substitute a term in an equation

QUESTION FROM: Konstantinos Petridis | 11 years ago BY: Gianluca Gorni
Equation Solving , Wolfram Language
2
REPLIES
12.1K
VIEWS

How to solve this differential equation groups

QUESTION FROM: YU SHANG | 11 years ago BY: YU SHANG
Calculus , Discrete Mathematics , Equation Solving , Mathematica , ...
5
REPLIES
12.6K
VIEWS

Quantum mechanics - finite potential well

QUESTION FROM: daniel oloche | 11 years ago BY: daniel oloche
Equation Solving , Physics , Wolfram Language
5
REPLIES
10K
VIEWS

Finding Helicopter Airspeed

QUESTION FROM: David Jacobs | 11 years ago BY: Sean Clarke
Algebra , Calculus , Equation Solving , Mathematics
1
REPLIES
4.6K
VIEWS

A complex number, Replace, Simplifiy, Refine ....

QUESTION FROM: Ahmad Alali | 11 years ago BY: Udo Krause
Algebra , Calculus , Computational Linguistics , Computer Science , ...
5
REPLIES
12.5K
VIEWS

Solving Shrodinger equation for Hydrogen molecular Ion

QUESTION FROM: Giorgio Ripani | 11 years ago BY: S M Blinder
Chemistry , Equation Solving , Mathematica , Mathematics , Physics
2
REPLIES
14.9K
VIEWS

Second order system with different time scales

QUESTION FROM: Luciano Chaves | 11 years ago BY: Kay Herbert
Calculus , Equation Solving , Numerical Computation , Wolfram Language
10
REPLIES
9.9K
VIEWS

Is there a way to give Solve "hints" ...

QUESTION FROM: Mark Tuttle | 11 years ago BY: Mark Tuttle
Algebra , Computer Science , Data Science , Discrete Mathematics , ...
4
REPLIES
14.1K
VIEWS

how to solve system of equations

QUESTION FROM: Massimo Galasi | 11 years ago BY: Massimo Galasi
Discrete Mathematics , Equation Solving , Mathematica
11
REPLIES
10.2K
VIEWS

Condition on Inside of Region

QUESTION FROM: Jeiveison Maia | 11 years ago BY: Jeiveison Maia
Equation Solving
2
REPLIES
5K
VIEWS

FindRoot - "only some of the components are equations" error

QUESTION FROM: Anonymous User | 11 years ago BY: Gianluca Gorni
Equation Solving , Numerical Computation , Wolfram Language
1
REPLIES
3.4K
VIEWS

Please help to understand why NDSolve is not solving a nonlinear PDE in 2D?

QUESTION FROM: David Quesada | 11 years ago BY: Hans Dolhaine
Equation Solving , Mathematics , Wolfram Language
8
REPLIES
9.7K
VIEWS

Equal flow boundary conditions

QUESTION FROM: Jeiveison Maia | 11 years ago BY: Marco Thiel
Calculus , Chemical Engineering , Equation Solving , Mathematica , ...
1
REPLIES
10K
VIEWS

Equation Model with more than one period. Tipps to simulate more periods.

QUESTION FROM: Claude Dax | 11 years ago
Algebra , Economics , Equation Solving , Mathematica , Mathematics , ...
0
REPLIES
7.5K
VIEWS

Maximing with constraints error message

QUESTION FROM: Claude Dax | 11 years ago
Algebra , Calculus , Economics , Equation Solving , Mathematica , ...
0
REPLIES
8.4K
VIEWS

Which value to choose from the solutions of transcendental equation?

QUESTION FROM: Arindum Mukherjee | 11 years ago BY: David Keith
Equation Solving , Mathematics
4
REPLIES
5.7K
VIEWS

Using Series for a function with NIntegrate

QUESTION FROM: Ian Berkman | 11 years ago BY: Frank Kampas
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
3
REPLIES
5.8K
VIEWS

How to solve a constraint deferential equations with If function

QUESTION FROM: afshar_saman | 11 years ago BY: Bill Simpson
Calculus , Control Systems , Economics , Equation Solving , ...
1
REPLIES
15.7K
VIEWS

Help with NDSolve

QUESTION FROM: Andrew Schnitzius | 11 years ago BY: Bill Simpson
Calculus , Equation Solving , Mathematica , Mathematics
1
REPLIES
3.9K
VIEWS

how to draw inequality function?

QUESTION FROM: genie kim | 11 years ago BY: genie kim
Business Analytics , Economics , Equation Solving , Mathematica
5
REPLIES
13.5K
VIEWS

Simple Math Problem Shows Massive Flaw In All Machine Learning Algorythims

QUESTION FROM: David Johnston | 11 years ago BY: David Johnston
Computer Science , Data Science , Discrete Mathematics , ...
3
REPLIES
19.8K
VIEWS

solving equations

QUESTION FROM: roziana abdullah | 11 years ago BY: Gianluca Gorni
Equation Solving , Mathematica
1
REPLIES
2.4K
VIEWS

How to solve this system of equations?

QUESTION FROM: Laurent Simula | 11 years ago BY: Gianluca Gorni
Equation Solving
2
REPLIES
4.5K
VIEWS

Two warning messages in NIntegrate and NDSolve

QUESTION FROM: Xu Xu | 11 years ago
Equation Solving , Mathematica , Numerical Computation
0
REPLIES
4K
VIEWS

How can I write this system of differential equations so MMA can solve it?

QUESTION FROM: c bro | 11 years ago BY: David Keith
Calculus , Equation Solving , Mathematics , Wolfram Language
19
REPLIES
16.3K
VIEWS

Newbie learning the language

QUESTION FROM: Ren Sena | 11 years ago BY: Ren Sena
Equation Solving , Mathematics , Wolfram|Alpha
4
REPLIES
11.8K
VIEWS

How can i make FullSimplify work nice with Mod ?

QUESTION FROM: ggnkhh | 11 years ago BY: Sean Clarke
Algebra , Equation Solving , Wolfram Language
1
REPLIES
4.2K
VIEWS

NDSolve gives crappy results?

QUESTION FROM: Animesh Saxena | 11 years ago BY: Animesh Saxena
Equation Solving , Finance , Mathematica
1
REPLIES
7.9K
VIEWS

Divergence of numerical solution of discontinuous nonllinear ordinary ODE

QUESTION FROM: Zdenek Hurak | 11 years ago BY: Sean Clarke
Equation Solving , Mathematica , Mathematics , Numerical Computation
1
REPLIES
4.7K
VIEWS

Help solving a system of differential equations with NDSolve

QUESTION FROM: Amir Arshia | 11 years ago BY: Daniel Lichtblau
Equation Solving , Mathematics , Wolfram Language
2
REPLIES
12.5K
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

Is it possible to hide slots in a function?

QUESTION FROM: Eric Johnstone | 11 years ago BY: Eric Johnstone
Algebra , Equation Solving , Mathematica
2
REPLIES
5.2K
VIEWS

Large time difference when >= is used compared to ==?

QUESTION FROM: Paul Cleary | 11 years ago BY: Paul Cleary
Equation Solving , High-Performance Computing , Mathematica , ...
3
REPLIES
9.5K
VIEWS

How to make logical tests for general function expressions

QUESTION FROM: Claude Dax | 11 years ago BY: Bill Simpson
Algebra , Calculus , Equation Solving , Logic and Boolean Algebra , ...
1
REPLIES
10.7K
VIEWS

Need help with NDSolve

QUESTION FROM: Kaushik Mallick | 11 years ago BY: Kaushik Mallick
Calculus , Equation Solving , Mathematica , Mathematics , ...
3
REPLIES
13.5K
VIEWS

What to do in the event of a power failure?

QUESTION FROM: Xuinkr Bin | 11 years ago
Equation Solving , High-Performance Computing , Mathematica , ...
0
REPLIES
5K
VIEWS

How would I solve this equation?

QUESTION FROM: Xuinkr Bin | 11 years ago BY: Xuinkr Bin
Calculus , Equation Solving , Mathematica , Symbolic Computations
2
REPLIES
4.9K
VIEWS

I need help with a differential equation

QUESTION FROM: Ferenc Beleznay | 11 years ago BY: Gianluca Gorni
Calculus , Equation Solving , Mathematica , Mathematics , ...
4
REPLIES
7.9K
VIEWS

Can you find the PseudoInverse of this matrix?

QUESTION FROM: Douglas Youvan | 11 years ago BY: Frank Kampas
Algebra , Discrete Mathematics , Equation Solving , ...
4
REPLIES
9.4K
VIEWS

Three peaks of Dissipative KdV

QUESTION FROM: Josue Pereira | 11 years ago
Equation Solving , Numerical Computation , Physics , Wolfram Language
0
REPLIES
3.3K
VIEWS

When is f negative?

QUESTION FROM: Cara Vay | 11 years ago BY: Udo Krause
Algebra , Equation Solving , Wolfram Language
7
REPLIES
10.1K
VIEWS

Trying to solve using DSolve, partial differential equations.

QUESTION FROM: Antoine Savard | 11 years ago BY: W. Craig Carter
Equation Solving , Mathematics
1
REPLIES
6.3K
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

Non symmetric behavior in NDSolve

QUESTION FROM: Fabio Garofalo | 11 years ago BY: Udo Krause
Calculus , Equation Solving , Numerical Computation , Wolfram Language
1
REPLIES
5.4K
VIEWS

Problem solving a PDE system

QUESTION FROM: Juri Spativek | 11 years ago BY: Kay Herbert
Equation Solving , Mathematics
1
REPLIES
5.4K
VIEWS

Find all roots in no linear equation?

QUESTION FROM: Luis Itzá Vázquez Salazar | 11 years ago BY: Mariusz Iwaniuk
Algebra , Equation Solving , Mathematica , Mathematics , ...
3
REPLIES
6.7K
VIEWS

Problem in finding out the root of the equation with sums

QUESTION FROM: Maha haroon | 11 years ago BY: Bill Simpson
Equation Solving , Statistics and Probability , Wolfram Language
2
REPLIES
6.6K
VIEWS

how to get exact solutions (error free solution)

QUESTION FROM: abhishek sharma | 11 years ago BY: John Doty
Algebra , Equation Solving , Mathematica
14
REPLIES
13.5K
VIEWS

How to see full text instead of skeleton <<1>>?

QUESTION FROM: Aleksei Zadvorkin | 11 years ago BY: Aleksei Zadvorkin
Equation Solving , Mathematica , Optics , Physics
4
REPLIES
11.7K
VIEWS

Is there an upper limit to Solve?

QUESTION FROM: Paul Cleary | 11 years ago BY: Paul Cleary
Equation Solving , Mathematica , Mathematics , ...
2
REPLIES
5.7K
VIEWS

How can I find the sum of squared errors in a 3d table?

QUESTION FROM: jethro holcroft | 11 years ago BY: Denis KIss
Data Science , Equation Solving , Graphics and Visualization , ...
4
REPLIES
18.4K
VIEWS

How to fit parameters in a system of coupled differential equations

QUESTION FROM: Roc White | 11 years ago BY: Roc White
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
5
REPLIES
9.1K
VIEWS

Equation solution using minimization

QUESTION FROM: Artem Strashko | 11 years ago BY: Artem Strashko
Equation Solving , Graphics and Visualization , Mathematica , ...
2
REPLIES
5.5K
VIEWS

Solving system of partial differential algebraic equation

QUESTION FROM: Maninder Kaur | 11 years ago
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
0
REPLIES
2.6K
VIEWS

Mathematica 8 - problem with NDSolve function for differential equation

QUESTION FROM: Jacek Michalski | 11 years ago BY: Kay Herbert
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
8
REPLIES
7.4K
VIEWS

Why Mathematica Can't Solve this Equation

QUESTION FROM: Songklod Rastapana | 11 years ago BY: Bill Simpson
Equation Solving , Mathematica , Mathematics , Wolfram Language
4
REPLIES
6K
VIEWS

FindRoot help with precision and accuracy

QUESTION FROM: Miguel Olivo-V | 11 years ago BY: Frank Kampas
Equation Solving , Mathematica , Mathematics , ...
11
REPLIES
24K
VIEWS

looking for numerical method to solve equation involving PolyLogs

QUESTION FROM: Ethan Torrey | 11 years ago BY: Ethan Torrey
Equation Solving , Numerical Computation , Wolfram Language
2
REPLIES
3.7K
VIEWS

Algorithm behind NSolve

QUESTION FROM: Kashif Nazar | 11 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Wolfram Language
6
REPLIES
8.8K
VIEWS

How to program solution of system of recurrence equations

QUESTION FROM: Miguel Olivo-V | 11 years ago
Equation Solving , Mathematica , Optimization , Mathematics , ...
0
REPLIES
7.6K
VIEWS

diffusion on geographic region

QUESTION FROM: André Dauphiné | 11 years ago BY: André Dauphiné
Equation Solving , Mathematica , Mathematics
1
REPLIES
7.1K
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

Help me to solve the simultaneous equations

QUESTION FROM: Aadhi A | 11 years ago BY: Simon Cadrin
Algebra , Equation Solving , Wolfram Language
4
REPLIES
7.6K
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

Solve[ ] behaviour in Mathematica inconsistent with Wolfram Alpha?

QUESTION FROM: Joachim Rose | 11 years ago BY: Udo Krause
Algebra , Equation Solving , Mathematica , Wolfram|Alpha , ...
1
REPLIES
15.9K
VIEWS

Acoustic wave equations in two layered media.

QUESTION FROM: hwoarang Polar | 11 years ago
Equation Solving , Mathematica , Mathematics , Physics , ...
0
REPLIES
8.5K
VIEWS

How to solve a 3th order non-linear differential equation?

QUESTION FROM: teo ytriu | 11 years ago BY: Devendra Kapadia
Calculus , Equation Solving , Wolfram Language
3
REPLIES
11.2K
VIEWS

Integral equations in Wolfram Language

QUESTION FROM: Yaj Bhattacharya | 11 years ago BY: Henrik Schachner
Calculus , Equation Solving , Wolfram Language
8
REPLIES
8.2K
VIEWS

Differential Algebraic Equation

QUESTION FROM: Shivi Sv | 11 years ago BY: Shivi Sv
Algebra , Calculus , Equation Solving , Mathematica , Wolfram Language
5
REPLIES
13.2K
VIEWS

How Can I Solve A Stiff Boundary Value Problem In Mathematica 10?

QUESTION FROM: Marcolino R-M | 11 years ago BY: Marcolino R-M
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
3
REPLIES
13.3K
VIEWS

Strange FindInstance output

QUESTION FROM: Brett A Collins | 11 years ago BY: Daniel Lichtblau
Algebra , Discrete Mathematics , Equation Solving , Wolfram Language
1
REPLIES
6.6K
VIEWS

Error: Solve was unable to solve the system with inexact coefficients.

QUESTION FROM: steve ma | 11 years ago BY: Frank Kampas
Algebra , Equation Solving , Mathematica , Wolfram Language
13
REPLIES
36.1K
VIEWS

How to specify - Differential equation initial conditions

QUESTION FROM: Jason Craigs | 11 years ago BY: S M Blinder
Calculus , Equation Solving , Wolfram|Alpha
2
REPLIES
11K
VIEWS

Strange numerical problem with fairly simple symbolic equation.

QUESTION FROM: xort dsc | 11 years ago BY: Udo Krause
Equation Solving , Graphics and Visualization , Mathematica , ...
15
REPLIES
11K
VIEWS

unstable context

QUESTION FROM: david schafer | 11 years ago BY: Ilian Gachevski
Algebra , Equation Solving , Mathematica , Wolfram Language
3
REPLIES
5.5K
VIEWS

Coupled differential equations

QUESTION FROM: Maud J | 11 years ago
Equation Solving , Mathematica , Numerical Computation , ...
0
REPLIES
2.3K
VIEWS

Solve or Reduce: large system of equations

QUESTION FROM: olayinka oyekola | 11 years ago BY: olayinka oyekola
Equation Solving , Wolfram Language
6
REPLIES
6.4K
VIEWS

Running Solve on this equation leads nowhere..

QUESTION FROM: Omer Tzuk | 11 years ago BY: Omer Tzuk
Equation Solving , Mathematica , Symbolic Computations , ...
2
REPLIES
5.8K
VIEWS

Help with simplifying the code for solving the system of equations

QUESTION FROM: olayinka oyekola | 11 years ago BY: olayinka oyekola
Equation Solving , Tuning and Debugging , Wolfram Language
2
REPLIES
6.3K
VIEWS

Solving an equation of two variables where one var varies, and plot

QUESTION FROM: J L | 11 years ago BY: J L
Discrete Mathematics , Equation Solving , ...
3
REPLIES
11.3K
VIEWS
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