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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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why does FindRoot with Integrate inside not always work correctly

QUESTION FROM: Mike Luntz | 10 years ago BY: Bruce Miller
Equation Solving , Mathematica , Numerical Computation , ...
6
REPLIES
10K
VIEWS

Runge-Kutta Method, stiffness occur, how to solve it?

QUESTION FROM: Thai Kee Gan | 11 years ago BY: Thai Kee Gan
Calculus , Equation Solving , Mathematica , Numerical Computation
6
REPLIES
12K
VIEWS

Integral evaluation fails

QUESTION FROM: Welling Oei | 11 years ago BY: Udo Krause
Calculus , Equation Solving , Mathematica , Wolfram Language
6
REPLIES
8.5K
VIEWS

Solving ordinary differential equations [growth equation]

QUESTION FROM: Brendan John | 11 years ago BY: Arturo Ramos
Calculus , Equation Solving , Mathematica , Wolfram Language
6
REPLIES
6.6K
VIEWS

Numerical solution of fourth order differential equation

QUESTION FROM: sergei pronkevich | 11 years ago BY: sergei pronkevich
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
6
REPLIES
7.3K
VIEWS

Setting global precision and decimals

QUESTION FROM: Anne-Claire Martines | 11 years ago BY: Anne-Claire Martines
Biological Sciences , Equation Solving , Mathematica , Modeling , ...
6
REPLIES
11.1K
VIEWS

How to solve these simultaneous equations?

QUESTION FROM: rr003035 | 11 years ago BY: David Keith
Algebra , Equation Solving , Mathematica , Wolfram Language
6
REPLIES
6.6K
VIEWS

How do I use NDSolve within a Do loop?

QUESTION FROM: Henry Banks | 11 years ago BY: Michael Rogers
Equation Solving , Mathematica , Mathematics , ...
6
REPLIES
15.6K
VIEWS

Piecewise, Evaluate, and NDSolve

QUESTION FROM: Sasha Kasha | 11 years ago BY: Sasha Kasha
Equation Solving , Mathematica , Mathematics
6
REPLIES
8.8K
VIEWS

DSolve for y'[x] == (x^2 + xy[x] + 4 y[x]^2)/x^2

QUESTION FROM: D G | 11 years ago BY: Bill Simpson
Equation Solving , Mathematica , Mathematics , Wolfram Language
6
REPLIES
6.8K
VIEWS

Plotting points from Root inside For-loop

QUESTION FROM: abhishek sharma | 12 years ago BY: abhishek sharma
Equation Solving , Graphics and Visualization , Mathematica , ...
6
REPLIES
7.5K
VIEWS

NdSolve::ndnum error and Polar Coordinates plot

QUESTION FROM: Danila Zharenkov | 12 years ago BY: Danila Zharenkov
Calculus , Equation Solving , Mathematica , Mathematics
6
REPLIES
6.1K
VIEWS

Unexpected use of k$ notation in output of Reduce?

QUESTION FROM: Lucas Tubacki | 3 months ago BY: Michael Rogers
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
1.5K
VIEWS

Solve, Reduce, and other black arts

QUESTION FROM: Evan Cooch | 9 months ago BY: Michael Rogers
Algebra , Equation Solving , Mathematics , Wolfram Language
5
REPLIES
1.7K
VIEWS

how to get coefficient list from a polynomial with positive and negative powers?

QUESTION FROM: Sami Heidari | 9 months ago BY: Michael Rogers
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
1.8K
VIEWS

Using Solve but cannot get an answer

QUESTION FROM: George Ip | 0 months ago BY: George Ip
Calculus , Equation Solving , Mathematics , Wolfram Language
5
REPLIES
1.4K
VIEWS

Solving differential equation depending on radial and time parameter

QUESTION FROM: Leo Murphy | 1 year ago BY: Gianluca Gorni
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
5
REPLIES
1.9K
VIEWS

Joule Thomson expansion of black hole

QUESTION FROM: Debojyoti Mondal | 1 year ago BY: Ronald Riegert
Equation Solving , Graphics and Visualization , Mathematics , ...
5
REPLIES
2.6K
VIEWS

How to customize complex solution regions for NDSolve like the example in Mathematica？

QUESTION FROM: HAO XU | 1 year ago BY: HAO XU
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
5
REPLIES
1.6K
VIEWS

How can I add a plot label inside the plot?

QUESTION FROM: J Prakash | 1 year ago BY: Michael Rogers
Calculus , Equation Solving , Graphics and Visualization , ...
5
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

Help using NDSolve for an orbital dynamics problem

QUESTION FROM: Jameel Cathcart | 1 year ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
5
REPLIES
2K
VIEWS

How to choose desired solvable variables in Solve

QUESTION FROM: Izhak Manilov | 1 year ago BY: Izhak Manilov
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
2.8K
VIEWS

Normalizing the wavefunction and plotting it gives error TerminatedEvaluation["RecursionLimit"]

QUESTION FROM: Hongyi Zhao | 2 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Graphics and Visualization , ...
5
REPLIES
3.4K
VIEWS

Solving system of equations: long evaluation time with no results

QUESTION FROM: Saroj Dattatreya | 2 years ago BY: Saroj Dattatreya
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
2.3K
VIEWS

Is there a way to solve the eigenvalues of a linear operator without giving its matrix form?

QUESTION FROM: Frank Xu | 2 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Wolfram Language
5
REPLIES
2.3K
VIEWS

How can i plot this trascendental function?

QUESTION FROM: Rodolfo Damian Chapa Gonzalez | 2 years ago BY: Rodolfo Damian Chapa Gonzalez
Equation Solving , Mathematics , Numerical Computation , Physics , ...
5
REPLIES
3.2K
VIEWS

Solving differential equation in Mathematica without ProductLog

QUESTION FROM: Carl-Johan Eliasson | 2 years ago BY: Gianluca Gorni
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
2.9K
VIEWS

NDSolve: Unable to find initial conditions

QUESTION FROM: Roland Franzius | 2 years ago BY: Werner Geiger
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
5
REPLIES
5K
VIEWS

Nonlinear Partial Differential Equation paid collaboration needed

QUESTION FROM: Tao Guo | 2 years ago BY: Tao Guo
Calculus , Equation Solving , Jobs & More Exchange , Mathematics , ...
5
REPLIES
6.4K
VIEWS

Determine solution of an underdetermined linear equation system

QUESTION FROM: Nina Teller | 2 years ago BY: Mariusz Iwaniuk
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
4K
VIEWS

How to solve overdetermined system of nonlinear ODEs?

QUESTION FROM: Burhanuddin Safi | 2 years ago BY: Burhanuddin Safi
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
5
REPLIES
4.2K
VIEWS

A system of linear higher-order of differential equations takes too long

QUESTION FROM: Marcin Kujawa | 3 years ago BY: Marcin Kujawa
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
3.7K
VIEWS

Keep only positive and real solutions from Solve?

QUESTION FROM: Fredrik Erling | 3 years ago BY: Phani Sanagavarapu
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
42.3K
VIEWS

The solution of cubic equation x^3+cx=d

QUESTION FROM: Daniel Niu | 3 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
4.4K
VIEWS

Find the equation of the line passing through two points

QUESTION FROM: Hongyi Zhao | 3 years ago BY: Hongyi Zhao
Algebra , Equation Solving , Mathematics , Wolfram Language
5
REPLIES
4.1K
VIEWS

Numerical Solution of Black-Scholes Equation (KMV Model)

QUESTION FROM: Salman Zaffar | 3 years ago BY: Rohit Namjoshi
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
5
REPLIES
4.6K
VIEWS

How to solve an ODE with power function coefficient?

QUESTION FROM: Jacques Ou | 3 years ago BY: Jacques Ou
Calculus , Equation Solving , Mathematics , Wolfram Language
5
REPLIES
4.4K
VIEWS

Function in notebook vs function in package?

QUESTION FROM: Phuong Nguyen | 3 years ago BY: Eric Rimbey
Calculus , Equation Solving , Mathematics , Packages , ...
5
REPLIES
3.1K
VIEWS

Solving coupled differential equation with Neumann boundary conditions?

QUESTION FROM: Shruti Monga | 3 years ago BY: Neil Singer
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
5
REPLIES
6.4K
VIEWS

How do I get a full analytical solution to my ODEs?

QUESTION FROM: Rami Zakh | 3 years ago BY: Rami Zakh
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
5K
VIEWS

Truncated solution plot of ODE

QUESTION FROM: Marek Wojcik | 3 years ago BY: Marek Wojcik
Calculus , Equation Solving , Symbolic Computations , Wolfram Language
5
REPLIES
5.5K
VIEWS

Using system of equations palette in the InputForm - Syntax error

QUESTION FROM: Gennaro Arguzzi | 3 years ago BY: Eric Rimbey
Equation Solving , Wolfram Language
5
REPLIES
4.2K
VIEWS

A problem about NDSolve:idelay

QUESTION FROM: Cao Bb | 4 years ago BY: Cao Bb
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
5
REPLIES
4.5K
VIEWS

Error using Solve[ ] for an equation?

QUESTION FROM: mahdi safarbali | 4 years ago BY: mahdi safarbali
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
3.6K
VIEWS

Making normal derivative times corresponding multipliers continuous?

QUESTION FROM: Marissa Whitby | 4 years ago BY: Rohit Namjoshi
Calculus , Electrical Engineering , Engineering , Equation Solving , ...
5
REPLIES
6.2K
VIEWS

Empty result when solving two differential equation with NDSolve[ ]?

QUESTION FROM: John Wick | 4 years ago BY: John Wick
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
5
REPLIES
5.9K
VIEWS

Why Divisors[ ] is far faster than Factorinteger[ ]?

QUESTION FROM: Luis Felipe Massena Misiec | 4 years ago BY: Luis Felipe Massena Misiec
Equation Solving , Numerical Computation , Wolfram Language
5
REPLIES
5.5K
VIEWS

Errors trying to solve a differential equation using NDSolve[ ]?

QUESTION FROM: Katayoon Ghaemi | 4 years ago BY: Katayoon Ghaemi
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
5
REPLIES
2.9K
VIEWS

NDSolve for a system of second order differential equations

QUESTION FROM: Lorenzo Mereu | 4 years ago BY: Lorenzo Mereu
Algebra , Calculus , Equation Solving , Mathematics , ...
5
REPLIES
4.2K
VIEWS
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