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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 four simultaneous equations?

QUESTION FROM: richard young | 2 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
2.3K
VIEWS

Solve, Reduce, and other black arts

QUESTION FROM: Evan Cooch | 1 year ago BY: Michael Rogers
Algebra , Equation Solving , Mathematics , Wolfram Language
5
REPLIES
2.3K
VIEWS

How can I solve ODE system using RKF45 method with shoting technique?

QUESTION FROM: J Prakash | 2 years ago BY: Mariusz Iwaniuk
Calculus , Equation Solving , Mathematics , Wolfram Language
3
REPLIES
2.3K
VIEWS

Error in solving equations, please correct if you can

QUESTION FROM: Sami Heidari | 1 year ago BY: Hans Milton
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
2.3K
VIEWS

Glider Launching DE equation solving

QUESTION FROM: Said Hafidh | 4 years ago BY: Rohit Namjoshi
Calculus , Equation Solving , Graphics and Visualization , ...
3
REPLIES
2.3K
VIEWS

NSolve and FindRoot unable to solve system of trig equations

QUESTION FROM: Alice Wang | 2 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
2
REPLIES
2.3K
VIEWS

Solving system of equations in six unknowns: incomplete solution

QUESTION FROM: Sibusiso Mthembu | 3 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
2.3K
VIEWS

[?] Find the sets of numbers for which these identities hold validly?

QUESTION FROM: Anonymous User | 9 years ago BY: Anonymous User
Equation Solving , Mathematics , Wolfram Language
2
REPLIES
2.3K
VIEWS

Delay Differential Equations with variable delay

QUESTION FROM: Richard Jensen | 2 years ago BY: Richard Jensen
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
2
REPLIES
2.3K
VIEWS

How do I find the results of varphi?

QUESTION FROM: Nina Liu | 3 years ago BY: Gianluca Gorni
Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
2.3K
VIEWS

Complex Variable Description of Harmonic Oscillator

CONTRIBUTED BY: Frank Kampas | 8 years ago
Equation Solving , Mathematics , Physics , Symbolic Computations , ...
0
REPLIES
2.3K
VIEWS

Discuss if an equation has a solution

CONTRIBUTED BY: Labair Abdelkader | 12 years ago
Equation Solving , Mathematics
0
REPLIES
2.3K
VIEWS

FindMinimum error related to NDSolve

QUESTION FROM: Carles Lopez | 3 years ago BY: Gianluca Gorni
Calculus , Data Science , Equation Solving , Mathematics , ...
1
REPLIES
2.3K
VIEWS

Parametric Plot 3D error in heat equation in polar coordinates

QUESTION FROM: Athanasios Paraskevopoulos | 3 years ago BY: Athanasios Paraskevopoulos
Calculus , Equation Solving , Graphics and Visualization , ...
1
REPLIES
2.2K
VIEWS

[TMJ] Symbolic Solutions of Simultaneous First-Order PDEs in One Unknown

CONTRIBUTED BY: EDITORIAL BOARD | 8 years ago
Calculus , Equation Solving , Events & Media , Mathematics , ...
0
REPLIES
2.2K
VIEWS

Inequality solving warning: not a valid domain

QUESTION FROM: Wan Xin | 2 years ago BY: Bill Nelson
Algebra , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
2.2K
VIEWS

Caputo-Hadamard fractional derivatine nonlinear equation system

QUESTION FROM: Ayşen Kütahyalıoğlu | 3 years ago BY: Özkan Taşkıran
Calculus , Equation Solving , Graphics and Visualization , ...
1
REPLIES
2.2K
VIEWS

NDSolve documentation example doesn't work on 14.1

QUESTION FROM: Pierre Dehez | 2 years ago BY: Pierre Dehez
Equation Solving , Mathematics , Numerical Computation , ...
3
REPLIES
2.2K
VIEWS

Solving a boundary value problem: fourth order PDE

QUESTION FROM: Michael Haag | 4 years ago
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
0
REPLIES
2.2K
VIEWS

Numerical solution to Euler Lagrange equation

QUESTION FROM: Ee Kin Chan | 2 years ago BY: Ee Kin Chan
Equation Solving , Mathematics , Numerical Computation , Physics , ...
6
REPLIES
2.2K
VIEWS

NDSolve error solving the Schrödinger equation?

QUESTION FROM: Michele Sorrentino | 4 years ago
Calculus , Equation Solving , Graphics and Visualization , ...
0
REPLIES
2.2K
VIEWS

WolframAlpha (online) produces closed form solution to simple NonLinear ODE

QUESTION FROM: Max Blair | 7 years ago
Equation Solving , Mathematics , Wolfram|Alpha
0
REPLIES
2.2K
VIEWS

What is the best accuracy available, of PDE solving?

QUESTION FROM: Leslaw Bieniasz | 2 years ago BY: Updating Name
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
2
REPLIES
2.2K
VIEWS

Difference between Sign function and normalizing a vector?

QUESTION FROM: Ciel Ou | 3 years ago BY: Eric Rimbey
Equation Solving , Mathematics , Wolfram Language
1
REPLIES
2.2K
VIEWS

Solve numericizes after turning mathematica off and on again

QUESTION FROM: Luis Felipe Massena Misiec | 8 months ago BY: Luis Felipe Massena Misiec
Data Science , Equation Solving , Image Processing , Mathematics , ...
6
REPLIES
2.2K
VIEWS

Calculation of field equation and extract metric using xAct package

QUESTION FROM: Debojyoti Mondal | 1 year ago
Algebra , Equation Solving , Mathematics , Packages , Wolfram Language
0
REPLIES
2.2K
VIEWS

A new algorithm for finding Hirota bilinear form (D-Operator) of NPDE?

QUESTION FROM: Salim Mahmood | 2 years ago BY: Salim Mahmood
Calculus , Equation Solving , Mathematics , Physics , Wolfram Language
4
REPLIES
2.2K
VIEWS

FindRoot with Around (uncertainty)?

QUESTION FROM: James Bowery | 4 years ago
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
0
REPLIES
2.2K
VIEWS

Problem with DSolve, piecewise and constants of integration

QUESTION FROM: Carmen Calvo | 5 years ago
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
0
REPLIES
2.2K
VIEWS

How to improve solution accuracy between grid points while solving ODEs with NDSolve fixed grids

QUESTION FROM: Leslaw Bieniasz | 2 years ago BY: Michael Rogers
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
1
REPLIES
2.2K
VIEWS

Handbook of exact solutions to the nonlinear Schrödinger equations

CONTRIBUTED BY: Usama Al Khawaja | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Calculus , Equation Solving , Mathematics , ...
1
REPLIES
2.2K
VIEWS

Solving differential equations

QUESTION FROM: John Smith | 5 years ago
Equation Solving , Mathematics , Wolfram Language
0
REPLIES
2.2K
VIEWS

What is the correct domain specification?

QUESTION FROM: Greg Gruzalski | 3 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
2.2K
VIEWS

Fitting Solution of a DE to a function

QUESTION FROM: Lehel Csillag | 2 years ago BY: Denis Ivanov
Calculus , Dynamic Interactivity , Equation Solving , Mathematics , ...
1
REPLIES
2.2K
VIEWS

Several errors from copied NDSolve code

QUESTION FROM: Mohsin Ahmad Bhat | 3 years ago BY: Mohsin Ahmad Bhat
Calculus , Equation Solving , Graphics and Visualization , ...
4
REPLIES
2.2K
VIEWS

Finding the most-compact form of an expression using Wolfram|Alpha?

QUESTION FROM: Z L | 4 years ago
Algebra , Equation Solving , Mathematics , Wolfram|Alpha , ...
0
REPLIES
2.2K
VIEWS

Electromagnetically Induced Transparency with five-level system

QUESTION FROM: Junnan Wang | 3 years ago
Equation Solving , Mathematics , Optics , Packages , Physics , ...
0
REPLIES
2.2K
VIEWS

Different numerical equation solving results from Python

QUESTION FROM: Rob Blank | 4 years ago
Equation Solving , Graphics and Visualization , Mathematics , ...
0
REPLIES
2.2K
VIEWS

Mark the corresponding time point when switching the switch

QUESTION FROM: James James | 2 years ago
Calculus , Equation Solving , Graphics and Visualization , ...
0
REPLIES
2.2K
VIEWS

Does NDSolve step size for coupled ODEs get bottlenecked by stiffest one?

QUESTION FROM: Iuval Clejan | 3 years ago
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
0
REPLIES
2.2K
VIEWS

Recursive symbolic Eqn.

QUESTION FROM: Alessandro Cavallero | 12 years ago BY: Alessandro Cavallero
Equation Solving , Mathematica , Wolfram Language
4
REPLIES
2.2K
VIEWS

Accessing conditions from DSolve

QUESTION FROM: Paul Warburton | 3 years ago BY: Gianluca Gorni
Algebra , Calculus , Dynamic Interactivity , Equation Solving , ...
1
REPLIES
2.1K
VIEWS

Why doesn't "Reduce" function combine some results succinctly？

QUESTION FROM: Zhenyu Zeng | 2 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
2.1K
VIEWS

Geodesics around a Kerr black hole

CONTRIBUTED BY: Michael Ostroff | 3 years ago
Astronomy , Calculus , Equation Solving , ...
0
REPLIES
2.1K
VIEWS

Save output data after solving second order differential equation?

QUESTION FROM: Padam Ghimire | 8 years ago
Equation Solving , Mathematics , Wolfram Language
0
REPLIES
2.1K
VIEWS

Distance Between a Point and a Line Segment

CONTRIBUTED BY: Frank Kampas | 3 years ago
Calculus , Equation Solving , Geometry , Mathematics , ...
0
REPLIES
2.1K
VIEWS

Using vector variables and changing variables in ODEs

CONTRIBUTED BY: Peter Burbery | 3 years ago
Calculus , Equation Solving , Graphics and Visualization , ...
0
REPLIES
2.1K
VIEWS

Getting Wrong Numbers in Output for a Quantum Mechanics problem

QUESTION FROM: خالد رافع | 2 years ago BY: Gianluca Gorni
Equation Solving , Mathematics , Physics , Symbolic Computations , ...
6
REPLIES
2.1K
VIEWS

FormulaData doesn't solve equation

QUESTION FROM: Jesse Palarus | 4 years ago
Equation Solving , Mathematics , Tuning and Debugging , ...
0
REPLIES
2.1K
VIEWS

Phase plane analysis: NDSolve error

QUESTION FROM: AZO MAT | 3 years ago
Biological Sciences , Equation Solving , Graphics and Visualization , ...
0
REPLIES
2.1K
VIEWS

Unexpected result from DSolve?

QUESTION FROM: Mert Caliskan | 2 years ago BY: Gianluca Gorni
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
2.1K
VIEWS

Improve analysis interface for sensitivity analysis visualization

QUESTION FROM: Otto Linsuain | 3 years ago
Dynamic Interactivity , Engineering , Equation Solving , ...
0
REPLIES
2.1K
VIEWS

A specific usage of "Solve" function

QUESTION FROM: Lingfei Li | 3 years ago
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
0
REPLIES
2.1K
VIEWS

How can I call Mathematica Solve/NSolve function in C++

QUESTION FROM: Mier Xiake | 3 years ago
Equation Solving , External Programs and Systems , Mathematics , ...
0
REPLIES
2.1K
VIEWS

Exploring and visualizing solutions of ordinary differential equations

CONTRIBUTED BY: Athanasios Paraskevopoulos | 2 years ago
Calculus , Education , Equation Solving , ...
0
REPLIES
2.1K
VIEWS

Jeffery's orbits dynamics: ellipsoid tumbling in shear flow via aspect ratio and initial orientation

CONTRIBUTED BY: James Roggeveen | 1 year ago BY: EDITORIAL BOARD
Staff Picks , Equation Solving , Graphics and Visualization , ...
1
REPLIES
2.1K
VIEWS

Help solving an ODE?

QUESTION FROM: Pervin Ece | 3 years ago BY: Mariusz Iwaniuk
Calculus , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
2.1K
VIEWS

A recursive method for partial Bell polynomials

CONTRIBUTED BY: J. M. | 0 months ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Computer-Based Maths , Equation Solving , ...
1
REPLIES
2.1K
VIEWS

Soving equation and Plotting issue with multiple parameter

QUESTION FROM: Debojyoti Mondal | 2 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
2.1K
VIEWS

Solving equation approximately

QUESTION FROM: Debojyoti Mondal | 2 years ago BY: Debojyoti Mondal
Algebra , Equation Solving , Mathematics , Wolfram Language
4
REPLIES
2.1K
VIEWS

Analytically solving this system of 2nd order PDEs

QUESTION FROM: Safinaz Salem | 1 year ago BY: Bill Nelson
Calculus , Equation Solving , Graphics and Visualization , ...
1
REPLIES
2.1K
VIEWS

Problem initial/boundary condition for diffusion in Lagrangian coordinates

QUESTION FROM: Enrico Troisi | 4 years ago
Calculus , Equation Solving , Material Sciences , Mathematics , ...
0
REPLIES
2.1K
VIEWS

Study Aid: Random Second order Differential Equation IVP

CONTRIBUTED BY: Manuel Telleria | 3 years ago
Calculus , Education , Equation Solving , ...
0
REPLIES
2.1K
VIEWS

Best solver question?

QUESTION FROM: Jay Gourley | 1 year ago BY: Jay Gourley
Calculus , Equation Solving , Mathematics , ...
4
REPLIES
2.1K
VIEWS

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

QUESTION FROM: HAO XU | 2 years ago BY: HAO XU
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
5
REPLIES
2.1K
VIEWS

A bit different results for almost the same conditions but recomposed input

QUESTION FROM: Andrey D | 4 years ago
Calculus , Equation Solving , Mathematics , Wolfram|Alpha , ...
0
REPLIES
2.1K
VIEWS

Uncovering hidden patterns: approximate resurgent resummation from truncated series

CONTRIBUTED BY: Juan Carlos Vasquez | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Equation Solving , ...
1
REPLIES
2.1K
VIEWS

Doubt about how to solve the system

QUESTION FROM: Anderson Coelho | 3 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
2K
VIEWS

Assistance with solving coupled equations using module with external file

QUESTION FROM: Mohsen Dayyani Kelisani | 1 year ago BY: Mohsen Dayyani Kelisani
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
2K
VIEWS

Closed form Trascendental Equation

QUESTION FROM: Pino Savana | 2 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
1
REPLIES
2K
VIEWS

Generating natural structures with Wolfram

QUESTION FROM: Denis Ivanov | 11 months ago BY: Denis Ivanov
Biological Sciences , Equation Solving , Mathematics , Modeling , ...
2
REPLIES
2K
VIEWS

Finding the zeros and residues of a conformal mapping function

QUESTION FROM: Bi Shengfan | 3 years ago BY: Bi Shengfan
Algebra , Equation Solving , Mathematics , Wolfram Language
2
REPLIES
2K
VIEWS

Using components of an Output as arguments of further calculation

QUESTION FROM: Ghulam Farid | 3 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
2K
VIEWS

Finding bifurcations in mathematical epidemiology via reaction network methods

CONTRIBUTED BY: Florin Avram | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Equation Solving , ...
1
REPLIES
2K
VIEWS

NDSolveValue error: fewer dependent variables

QUESTION FROM: Abid Hussain | 2 years ago BY: Michael Rogers
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
2K
VIEWS

Backward Euler error estimation formula vs. DSolve and NDSolve

QUESTION FROM: James James | 3 years ago
Algebra , Equation Solving , Graphics and Visualization , ...
0
REPLIES
2K
VIEWS

In terms of performance, how to get a solution to this equation with y being a perfect square ?

QUESTION FROM: Laël Cellier | 1 year ago BY: Daniel Lichtblau
Algebra , Discrete Mathematics , Equation Solving , Mathematics , ...
1
REPLIES
2K
VIEWS

Proof of correctness for FindInstace

QUESTION FROM: Dan Feldman | 2 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematics , Wolfram Language
6
REPLIES
2K
VIEWS

Solving a Sturm-Liouville BVP in two ways

CONTRIBUTED BY: Athanasios Paraskevopoulos | 3 years ago
Calculus , Computer-Based Maths , Equation Solving , ...
0
REPLIES
2K
VIEWS

How can I add a plot label inside the plot?

QUESTION FROM: J Prakash | 2 years ago BY: Michael Rogers
Calculus , Equation Solving , Graphics and Visualization , ...
5
REPLIES
2K
VIEWS

How to solve FindRoot error in NDSolve?

QUESTION FROM: Sara Moezzi | 3 years ago
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
0
REPLIES
2K
VIEWS

Vapor-Liquid Equilibrium Diagram of Heptane-Hexane at 760 mmHg Using SRK EOS

CONTRIBUTED BY: Housam Binous | 3 years ago
Chemistry , Engineering , Equation Solving , ...
0
REPLIES
2K
VIEWS

How can I solve a system of ODE system using RKF45 method with shoting technique?

QUESTION FROM: J Prakash | 2 years ago BY: Michael Rogers
Calculus , Equation Solving , Graphics and Visualization , ...
1
REPLIES
2K
VIEWS

Solving a system of three fractional order differential equations in the sense of Caputo

QUESTION FROM: Burhanuddin Safi | 2 years ago BY: Burhanuddin Safi
Calculus , Equation Solving , Graphics and Visualization , ...
2
REPLIES
2K
VIEWS

Solving stationary heat equation (Laplace-Equation) with 2 regions and 2 different materials

QUESTION FROM: Dirk Brömme | 2 years ago BY: Dirk Brömme
Calculus , Engineering , Equation Solving , ...
1
REPLIES
2K
VIEWS

Solving system of equations with Solve takes too long

QUESTION FROM: Michael Anthony Mendes | 4 years ago
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
0
REPLIES
2K
VIEWS

Considerations for numerically solving a set of differential equation

QUESTION FROM: Mishal Mohanlal | 2 years ago BY: Michael Rogers
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
1
REPLIES
2K
VIEWS

Solve returns the variable to be solved for as a dependent variable

QUESTION FROM: Roman Groger | 13 years ago BY: Roman Groger
Equation Solving , Mathematica , User Interface
1
REPLIES
2K
VIEWS

General solution for elastic networks on arbitrary curved surfaces in absence of rotational symmetry

CONTRIBUTED BY: Yankang Liu | 1 year ago BY: EDITORIAL BOARD
Staff Picks , Biological Sciences , Equation Solving , Geometry , ...
1
REPLIES
1.9K
VIEWS

Error generating graph based on Reduce function result

QUESTION FROM: Tchun Jeeyoung | 2 years ago BY: Tchun Jeeyoung
Algebra , Equation Solving , Graphics and Visualization , ...
3
REPLIES
1.9K
VIEWS

Solve system of equations after one variable

QUESTION FROM: MQ Qwertz | 12 years ago BY: Daniel Lichtblau
Equation Solving , Mathematica , Wolfram Language
2
REPLIES
1.9K
VIEWS

How do I separate or categorize terms of a function of (x,t,u)

QUESTION FROM: Nomsa Ledwaba | 2 years ago
Algebra , Equation Solving , Mathematics , Wolfram Language
0
REPLIES
1.9K
VIEWS

NDSolve error solving system of equations

QUESTION FROM: YeJun Bang | 3 years ago BY: YeJun Bang
Calculus , Equation Solving , Graphics and Visualization , ...
2
REPLIES
1.9K
VIEWS

Odd model results and error about the AccuracyGoal in FindRoot?

QUESTION FROM: Victor Nielsen | 4 years ago
Algebra , Equation Solving , Mathematics , Modeling , ...
0
REPLIES
1.9K
VIEWS

How to find any solution to a single differential equation with two dependent variables?

QUESTION FROM: Richard Jensen | 2 years ago BY: Michael Rogers
Calculus , Equation Solving , Mathematics , Wolfram Language
3
REPLIES
1.9K
VIEWS

Numerical Simulation of Damped, Driven Nonlinear Waves with Extended Initial Conditions

QUESTION FROM: Athanasios Paraskevopoulos | 2 years ago
Equation Solving , Graphics and Visualization , Mathematics , ...
0
REPLIES
1.9K
VIEWS

Simulation of the chemostat: mathematical theory of microorganism cultures

CONTRIBUTED BY: Loric Bobon | 7 months ago BY: EDITORIAL BOARD
Staff Picks , Biological Sciences , Chemistry , Computer Science , ...
1
REPLIES
1.9K
VIEWS

Mixing periodic and non-periodic boundary conditions in a simple PDE system

QUESTION FROM: Olgierd Cichorek | 4 years ago
Equation Solving , Mathematics , Numerical Computation , ...
0
REPLIES
1.9K
VIEWS

Nonuniform circular motion

QUESTION FROM: Peter Burbery | 3 years ago
Equation Solving , Geometry , Graphics and Visualization , ...
0
REPLIES
1.9K
VIEWS

Evaluate the validity of the inequalities under the given conditions

QUESTION FROM: Wen Dao | 8 months ago BY: Wen Dao
Algebra , Equation Solving , Mathematics , Wolfram Language
4
REPLIES
1.9K
VIEWS
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