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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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Return output from Solve[ ]?

QUESTION FROM: Tommaso Ficara | 4 years ago BY: Tommaso Ficara
Algebra , Equation Solving , Mathematics , Wolfram Language
2
REPLIES
2.6K
VIEWS

Error while using DSolve[ ]?

QUESTION FROM: Zheng Hui Toh | 4 years ago BY: Zheng Hui Toh
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
5.3K
VIEWS

No output, solving system of equations?

QUESTION FROM: Florencia Airaudo | 4 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
2
REPLIES
4.3K
VIEWS

On the use of WhenEvent[]

QUESTION FROM: J Jesus Rico-Melgoza | 4 years ago BY: J Jesus Rico-Melgoza
Control Systems , Equation Solving , Logic and Boolean Algebra , ...
2
REPLIES
6.8K
VIEWS

Using boundary of 2D domain into 1D input for NDSolve PDEs

QUESTION FROM: srinivas.gk | 4 years ago
Calculus , Equation Solving , Numerical Computation , Wolfram Language
0
REPLIES
2.4K
VIEWS

Approximations for calculating pH & their qualitative meaning

CONTRIBUTED BY: Rauan Kaldybaev | 4 years ago BY: Joseph Smith
Staff Picks , Algebra , Chemistry , Equation Solving , ...
4
REPLIES
13.9K
VIEWS

PDE solution using NDSolve not smooth

QUESTION FROM: srinivas.gk | 4 years ago BY: Updating Name
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
4.9K
VIEWS

Defining a function to estimate a function's inverse?

QUESTION FROM: Steve Kilner | 4 years ago BY: Henrik Schachner
Equation Solving , Graphics and Visualization , Mathematics , ...
5
REPLIES
4.8K
VIEWS

Solve a group of 3 differential equations?

QUESTION FROM: Suonan Du | 4 years ago BY: Suonan Du
Calculus , Equation Solving , Mathematics , Wolfram Language
6
REPLIES
5.7K
VIEWS

Solving a linear autonomous ODE

QUESTION FROM: Mitchell Sandlin | 4 years ago BY: Mitchell Sandlin
Calculus , Equation Solving , Mathematics , Wolfram Language
12
REPLIES
6.4K
VIEWS

Using Piecewise with DSolve

QUESTION FROM: srinivas.gk | 4 years ago BY: srinivas.gk
Calculus , Equation Solving , Mathematics , Wolfram Language
3
REPLIES
4.5K
VIEWS

Error "cannot be solved" with Reduce[ ]?

QUESTION FROM: Hessam mohammadi | 4 years ago BY: Hessam mohammadi
Equation Solving , Mathematics , Wolfram Language
4
REPLIES
3.7K
VIEWS

Computations take too long using high-end PC

QUESTION FROM: Hany Ahmed | 4 years ago BY: Raspi Rascal
Equation Solving , Mathematica , Mathematics , Wolfram Language
6
REPLIES
6.4K
VIEWS

Solve a system of differential equations in a loop

QUESTION FROM: Agapi Pop | 4 years ago BY: Neil Singer
Calculus , Equation Solving , Numerical Computation , Physics , ...
7
REPLIES
4.6K
VIEWS

Non-numerical derivative message in NDSolve

QUESTION FROM: Jorge Berger | 4 years ago BY: Jorge Berger
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
1
REPLIES
3.8K
VIEWS

Duplicate solutions from DSolve[ ]?

QUESTION FROM: Jay Gourley | 4 years ago BY: Gianluca Gorni
Calculus , Equation Solving , Symbolic Computations , Wolfram Language
7
REPLIES
7.1K
VIEWS

How to treat point heat sources?

QUESTION FROM: Roberta Mongillo | 4 years ago BY: Roberta Mongillo
Calculus , Engineering , Equation Solving , Modeling , ...
2
REPLIES
5.6K
VIEWS

Find Eigenvalues in differential equation?

QUESTION FROM: Roberta Mongillo | 4 years ago
Algebra , Calculus , Equation Solving , Mathematics , Wolfram Language
0
REPLIES
2.4K
VIEWS

Loop solving an equation?

QUESTION FROM: KRISHAN SHARMA | 4 years ago BY: KRISHAN SHARMA
Algebra , Equation Solving , Mathematics , Wolfram Language
2
REPLIES
3.6K
VIEWS

DSolve only works with redefinition of functions?

QUESTION FROM: Marius J | 4 years ago BY: Marius J
Calculus , Equation Solving , Symbolic Computations , Wolfram Language
3
REPLIES
3.8K
VIEWS

[Solved] Problem using Piecewise and Module inside NDSolve.

QUESTION FROM: Marco Maria Molinari | 4 years ago BY: Neil Singer
Calculus , Equation Solving , Numerical Computation , Wolfram Language
5
REPLIES
3.5K
VIEWS

Plot a system of differential equations in a loop

QUESTION FROM: Agapi Pop | 4 years ago BY: Bill Nelson
Calculus , Equation Solving , Graphics and Visualization , ...
7
REPLIES
3.8K
VIEWS

Avoid RecursionLimit while finding roots of interpolating function?

QUESTION FROM: Juan Valdez | 4 years ago BY: Rohit Namjoshi
Equation Solving , Graphics and Visualization , Mathematics , ...
2
REPLIES
2.7K
VIEWS

Error in plot of equation solution?

QUESTION FROM: Nam Nam | 4 years ago BY: Nam Nam
Equation Solving , Graphics and Visualization , Wolfram Language
39
REPLIES
10.9K
VIEWS

Automated pulse network circuit simulation and optimization

CONTRIBUTED BY: Robert Mendelsohn | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Dynamic Interactivity , Electrical Engineering , ...
1
REPLIES
9.6K
VIEWS

Solving wave equation with spherical coordinates using NDSolveValue?

QUESTION FROM: Sofie Koksbang | 4 years ago BY: Updating Name
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
7
REPLIES
7.6K
VIEWS

How to solve PDE numerically?

QUESTION FROM: KRISHAN SHARMA | 4 years ago BY: Updating Name
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
2
REPLIES
3.9K
VIEWS

DSolve[ ] returns Input again?

QUESTION FROM: jose hoyos | 1 year ago BY: Gianluca Gorni
Calculus , Equation Solving , Optimization , Wolfram Language
3
REPLIES
7.1K
VIEWS

Factoring constants out of a series

QUESTION FROM: Daniel Lyons | 4 years ago BY: Daniel Lyons
Algebra , Equation Solving , Mathematics , Wolfram Language
2
REPLIES
3.4K
VIEWS

NSolve takes too long to solve equation?

QUESTION FROM: Sabrina Chui | 4 years ago BY: Sabrina Chui
Algebra , Calculus , Equation Solving , Mathematics , ...
13
REPLIES
6.1K
VIEWS

Solving system of equations with Solve takes too long?

QUESTION FROM: Olimpia Cutinelli Rendina | 4 years ago BY: Werner Geiger
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
12
REPLIES
7.9K
VIEWS

Object resulted from ParametricConvexOptimization[ ]?

QUESTION FROM: J Jesus Rico-Melgoza | 4 years ago
Equation Solving , Mathematica , Optimization , Wolfram Language
0
REPLIES
3.8K
VIEWS

Solving system of equations using NSolve?

QUESTION FROM: Ruggiero Rippo | 4 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
3
REPLIES
2.9K
VIEWS

Problem with Solve (error message Solve::nsmet)

QUESTION FROM: Olimpia Cutinelli Rendina | 4 years ago BY: Olimpia Cutinelli Rendina
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
6.1K
VIEWS

What is the procedure of solving DAE in System Modeler?

QUESTION FROM: Aaron Jamma | 4 years ago BY: Carl Jönsson
Algebra , Calculus , Equation Solving , Mathematics , SystemModeler
3
REPLIES
6.1K
VIEWS

Result conditions incomplete in W|A?

QUESTION FROM: Peter Heckert | 4 years ago
Algebra , Equation Solving , Mathematics , Wolfram|Alpha
0
REPLIES
2.7K
VIEWS

Is it possible to get "*" operators in the results of W|A?

QUESTION FROM: Peter Heckert | 4 years ago BY: Peter Heckert
Algebra , Equation Solving , Mathematics , Wolfram|Alpha
4
REPLIES
4.8K
VIEWS

Solving matrix Riccati differential equation?

QUESTION FROM: Hasti Abedi | 4 years ago BY: Gianluca Gorni
Algebra , Calculus , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
3.3K
VIEWS

Explanation for complex term in Solve[ ] output?

QUESTION FROM: Franky Belleggia | 4 years ago
Algebra , Equation Solving , Symbolic Computations , Wolfram Language
0
REPLIES
2.4K
VIEWS

Solving simultaneous partial differential equations

QUESTION FROM: Akshay Manthekar | 4 years ago
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
0
REPLIES
3.1K
VIEWS

Simultaneous equations in Wolfram|Alpha with steps

QUESTION FROM: i d | 4 years ago BY: i d
Equation Solving , Mathematics , Wolfram|Alpha
5
REPLIES
5.3K
VIEWS

[Solved] Strategy to fit parameters to dataset?

QUESTION FROM: Jacob S | 4 years ago BY: EDITORIAL BOARD
Data Science , Equation Solving , Mathematics , Wolfram Language
3
REPLIES
3.3K
VIEWS

Theoretical questions about Solve[ ] for polynomial systems

QUESTION FROM: Jason Shu | 4 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
3.9K
VIEWS

How to extend the code to a system with delay?

QUESTION FROM: vijayalakshmi palanisamy | 4 years ago BY: EDITORIAL BOARD
Calculus , Equation Solving , Numerical Computation , Wolfram Language
4
REPLIES
3.8K
VIEWS

Solve the transcendental complex equation with Mathematica?

QUESTION FROM: Nam Nam | 4 years ago BY: Bill Nelson
Equation Solving , Mathematics , Numerical Computation , ...
5
REPLIES
5.3K
VIEWS

Piecewise series solutions to ODEs

CONTRIBUTED BY: Rauan Kaldybaev | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Computer-Based Maths , Equation Solving , ...
1
REPLIES
6.1K
VIEWS

How to enter equation while specifying terms?

QUESTION FROM: Paul K | 4 years ago BY: Rohit Namjoshi
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
6
REPLIES
3.8K
VIEWS

Solve system of two equations with dependent variable

QUESTION FROM: E P | 4 years ago BY: Bill Nelson
Algebra , Equation Solving , Wolfram|Alpha
3
REPLIES
5.3K
VIEWS

Find NDsolve

QUESTION FROM: AHMAD ALMAMO | 4 years ago
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
0
REPLIES
2.3K
VIEWS

NDSolve error for a system of coupled differential equations

QUESTION FROM: Akshay S | 4 years ago BY: Akshay S
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
3.3K
VIEWS

Using NSolve to solve equation given by power series?

QUESTION FROM: Anonymous User | 4 years ago BY: Anonymous User
Algebra , Equation Solving , Graphics and Visualization , ...
8
REPLIES
6.6K
VIEWS

Solve problem of Newtonian Dynamics?

QUESTION FROM: abdossamad r | 4 years ago BY: Hans Dolhaine
Calculus , Equation Solving , Mathematics , Wolfram Language
3
REPLIES
6.4K
VIEWS

Define solution for automated notebooks

QUESTION FROM: Frederik Skov Wacher | 4 years ago BY: Frederik Skov Wacher
Equation Solving , Mathematics , Wolfram Language
2
REPLIES
3K
VIEWS

Rational tetrahedra: edge lengths from given angles

CONTRIBUTED BY: Ed Pegg | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Demonstrations , Equation Solving , Geometry , ...
1
REPLIES
12.9K
VIEWS

Get a condition on parameters to compare 2 thresholds

QUESTION FROM: Xavier Koch | 4 years ago BY: Li Siqi
Algebra , Equation Solving , Mathematics , Wolfram Language
6
REPLIES
5.6K
VIEWS

Solving a system of nonlinear equations with inequality constraints

QUESTION FROM: Sabrina Chui | 4 years ago BY: Bill Nelson
Algebra , Equation Solving , Mathematics , Wolfram Language
11
REPLIES
6.2K
VIEWS

Finding the local minimum of a function in Mathematica?

QUESTION FROM: Alex B | 4 years ago BY: Daniel Lichtblau
Equation Solving , Graphics and Visualization , Optimization , ...
2
REPLIES
5.6K
VIEWS

DSolve return undesired value?

QUESTION FROM: jose hoyos | 4 years ago BY: jose hoyos
Calculus , Equation Solving , Mathematics , Wolfram Language
2
REPLIES
3.8K
VIEWS

On a Pythagorean n-body example

CONTRIBUTED BY: J. M. | 4 years ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Calculus , Equation Solving , ...
1
REPLIES
9.3K
VIEWS

Finding the maximum value on a restricted interval

QUESTION FROM: Xavier Koch | 4 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Optimization , Mathematics , ...
1
REPLIES
5.5K
VIEWS

Solving a system of inequalities takes too long?

QUESTION FROM: A R | 4 years ago BY: A R
Algebra , Equation Solving , Mathematics , Wolfram Language
2
REPLIES
4.3K
VIEWS

Solve an equation inside a loop

QUESTION FROM: O L | 4 years ago BY: Bill Nelson
Equation Solving , Mathematics , Wolfram Language
1
REPLIES
2.9K
VIEWS

Moisture equation

QUESTION FROM: gabriel jaramillo | 4 years ago BY: EDITORIAL BOARD
Calculus , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
2.6K
VIEWS

A "Closed-Form" Solution to the Geometric Goat Problem

CONTRIBUTED BY: Paul Abbott | 4 years ago BY: J. M.
Staff Picks , Calculus , Computer-Based Maths , Equation Solving , ...
2
REPLIES
13.2K
VIEWS

Error in 1D diffusion equation plot

QUESTION FROM: Melanny Jordán Vásquez | 4 years ago BY: John Snyder
Equation Solving , Graphics and Visualization , Wolfram Language
1
REPLIES
5K
VIEWS

3D Helmholtz resonance in the violin body with f-holes

CONTRIBUTED BY: Alexander Trounev | 4 years ago BY: Alexander Trounev
Staff Picks , Audio, Sound and Music , Engineering , ...
19
REPLIES
18.6K
VIEWS

Matrix solver is not working?

QUESTION FROM: Samuel MS | 4 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
3.8K
VIEWS

Get NDSolve to not crash while solving a pde?

QUESTION FROM: Praveen Kumar | 4 years ago BY: Praveen Kumar
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
5.2K
VIEWS

A question on parametrically solving systems of equalities and inequalities

QUESTION FROM: J Jesus Rico-Melgoza | 5 years ago BY: J Jesus Rico-Melgoza
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
5.6K
VIEWS

The 2021 Problem

CONTRIBUTED BY: Ed Pegg | 4 years ago BY: F. Lai
Staff Picks , Computer-Based Maths , Discrete Mathematics , ...
3
REPLIES
12.7K
VIEWS

Solve system of differential equations numerically?

QUESTION FROM: Alex B | 5 years ago BY: Hans Dolhaine
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
3
REPLIES
6.3K
VIEWS

Free undamped linear oscillations of a sagging cable and a discrete chain

CONTRIBUTED BY: Rauan Kaldybaev | 5 years ago
Calculus , Dynamic Interactivity , Engineering , Equation Solving , ...
0
REPLIES
2.7K
VIEWS

Solve a system of non-linear equations?

QUESTION FROM: Mohammad Ahmad Shoeb | 4 years ago BY: Mohammad Ahmad Shoeb
Algebra , Equation Solving , Mathematics , Wolfram Language
12
REPLIES
7.9K
VIEWS

How to obtain the right solution for modified Bessel ODE?

QUESTION FROM: Leslaw Bieniasz | 5 years ago BY: Mariusz Iwaniuk
Calculus , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
4.1K
VIEWS

Recently reported issues with Quantity

CONTRIBUTED BY: Daniel Lichtblau | 5 years ago BY: Ian Williams
Algebra , Calculus , Equation Solving , Mathematica , Units , ...
3
REPLIES
10.5K
VIEWS

Solution of an inequality with Reduce[ ] ?

QUESTION FROM: Zhaokun Xiang | 5 years ago BY: Zhaokun Xiang
Equation Solving , Mathematics , Wolfram Language
2
REPLIES
3.4K
VIEWS

Frobenius and power series solutions to ODEs

CONTRIBUTED BY: Rauan Kaldybaev | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Equation Solving , Mathematics , ...
1
REPLIES
6.5K
VIEWS

How to know if a point is in-between 2 3D parallel planes ?

QUESTION FROM: Florent B | 5 years ago BY: Ta'a Nwa Dombou
Algebra , Calculus , Equation Solving , Graphs and Networks , ...
6
REPLIES
6.8K
VIEWS

NSolve and Solve run forever or give errors with big numbers

QUESTION FROM: Florent B | 5 years ago BY: Hans Dolhaine
Calculus , Equation Solving , Numerical Computation , ...
5
REPLIES
4.9K
VIEWS

Numerical solutions for an equation with variable parameters?

QUESTION FROM: Heitor Silva | 5 years ago BY: Hans Dolhaine
Algebra , Calculus , Equation Solving , Mathematics , ...
3
REPLIES
4K
VIEWS

Power[ ] is not working inside of Sum [ ]?

QUESTION FROM: Yuri Pitushkevich | 5 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematics , Wolfram Language
8
REPLIES
9.3K
VIEWS

An unexpected effect of Simplify on plotting surfaces

QUESTION FROM: Andrey Solovjev | 5 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Graphics and Visualization , ...
6
REPLIES
4.9K
VIEWS

Simplify code for optimal homotopy asymptotic method

QUESTION FROM: Maria Haroon | 5 years ago BY: EDITORIAL BOARD
Calculus , Equation Solving , Optimization , Mathematics , ...
2
REPLIES
5K
VIEWS

Solve and NSolve not working well with Quantity and Units?

QUESTION FROM: Francis Bush | 5 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
44
REPLIES
17K
VIEWS

Solving heat diffusion equation?

QUESTION FROM: Daniel Hein | 5 years ago BY: Kyle Keane
Calculus , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
3.9K
VIEWS

Problem with NDsolve in a simple hydraulic simulation

QUESTION FROM: agilicz | 5 years ago BY: Neil Singer
Equation Solving , Mathematics , Numerical Computation , ...
7
REPLIES
6.2K
VIEWS

How to clear the previous input

QUESTION FROM: Cheuk Hin Ng | 5 years ago BY: Mike Besso
Calculus , Equation Solving , Mathematics , Wolfram Language
2
REPLIES
3.4K
VIEWS

Different periodicity for equivalent equations in W|A?

QUESTION FROM: Marlon Saveri | 5 years ago
Algebra , Equation Solving , Mathematics , Wolfram|Alpha
0
REPLIES
3K
VIEWS

Solve a system of ODE's with DSolve[ ]?

QUESTION FROM: Jay Gourley | 5 years ago BY: Jay Gourley
Biological Sciences , Calculus , Equation Solving , Mathematics , ...
4
REPLIES
8.4K
VIEWS

Reducing 3rd-order linear ODEs to v''' + Z v = F with a change of variables

CONTRIBUTED BY: Rauan Kaldybaev | 5 years ago BY: Rauan Kaldybaev
Algebra , Calculus , Equation Solving , Mathematics , ...
4
REPLIES
6.4K
VIEWS

Plot the solution of DSolve[ ]?

QUESTION FROM: sthroumea kgaonled | 5 years ago BY: Bill Nelson
Equation Solving , Graphics and Visualization , Wolfram Language
2
REPLIES
2.8K
VIEWS

Plotting functions that have constants and variables

QUESTION FROM: Myunghyun Jeong | 5 years ago BY: Hans Dolhaine
Algebra , Calculus , Equation Solving , Graphics and Visualization , ...
1
REPLIES
3.8K
VIEWS

Solving inequality using Reduce[ ]?

QUESTION FROM: Fedor Rakitin | 5 years ago BY: Hans Dolhaine
Equation Solving , Mathematics , Wolfram Language
4
REPLIES
3.6K
VIEWS

Solve does not finish

QUESTION FROM: Ivan Pavlov | 5 years ago BY: Hans Dolhaine
Equation Solving , Geometry , Mathematics , Wolfram Language
5
REPLIES
3.9K
VIEWS

Extracting data from plot of NDSolve[ ] output

QUESTION FROM: KRISHAN SHARMA | 5 years ago BY: KRISHAN SHARMA
Calculus , Equation Solving , Graphics and Visualization , ...
4
REPLIES
5.7K
VIEWS

FindFit to find Parameters of a System of ODEs with Two Sets of Data

QUESTION FROM: Samuel Weisenburger | 5 years ago
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
0
REPLIES
2.4K
VIEWS

Solve a system of 2nd order PDE with Mathematica

QUESTION FROM: Michael G | 5 years ago
Equation Solving , Mathematics , Wolfram Language
0
REPLIES
3.2K
VIEWS

Using DSolve[ ] to solve system of DAEs?

QUESTION FROM: JY C | 5 years ago
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
0
REPLIES
2.6K
VIEWS

Problems with boundary conditions

QUESTION FROM: Rodrgio Kraemer | 5 years ago
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
0
REPLIES
2.6K
VIEWS

Debugging NDSolve[ ]

QUESTION FROM: Kuroko Kairat | 5 years ago BY: EDITORIAL BOARD
Equation Solving , Mathematics , Numerical Computation , ...
1
REPLIES
3K
VIEWS
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