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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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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

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

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 to get the roots of an equation

QUESTION FROM: Sergio Cabral | 11 years ago BY: Sergio Cabral
Equation Solving , Wolfram Language
5
REPLIES
6.3K
VIEWS

Why "Expression cannot begin with xxx " always show up?

QUESTION FROM: Shanliangzi Liu | 11 years ago BY: Shanliangzi Liu
Equation Solving , Wolfram Language
5
REPLIES
26.2K
VIEWS

Precision in NDSolve

QUESTION FROM: Francois Fayard | 11 years ago BY: Frank Kampas
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
5
REPLIES
10.7K
VIEWS

Function output used in Graphics[]....

QUESTION FROM: Tim Kirkpatrick | 11 years ago BY: Tim Kirkpatrick
Equation Solving , Graphics and Visualization , Mathematica , ...
5
REPLIES
9.4K
VIEWS

not able to find solution for a system of differential equation

QUESTION FROM: Avinash Aman | 11 years ago BY: Frank Kampas
Calculus , Equation Solving , Mathematica , Wolfram Language
5
REPLIES
8.1K
VIEWS

How can i find the values of the variables ao,a1,a2,a3,a4,co other than 0.

QUESTION FROM: Muzahoo jee | 11 years ago BY: Muzahoo jee
Algebra , Equation Solving , Wolfram Language
5
REPLIES
9.2K
VIEWS

Reaction Kinetics calculation with 8 equations

QUESTION FROM: Peter Adewale | 12 years ago BY: Peter Adewale
Calculus , Chemical Engineering , Chemistry , Equation Solving , ...
5
REPLIES
16.4K
VIEWS

Find root not working when attempting on function defined by module

QUESTION FROM: david baughman | 12 years ago BY: Daniel Lichtblau
Astronomy , Equation Solving , Mathematica , Optimization , ...
5
REPLIES
10.7K
VIEWS

How to Reduce Number of Iteration of Gradient Iterative Method

QUESTION FROM: selahittin cinar | 12 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Mathematica , Numerical Computation , ...
5
REPLIES
6.5K
VIEWS

code for solution of 2 algebraic equations

QUESTION FROM: farid khattak | 12 years ago BY: Recep Kahraman
Equation Solving , Mathematica
5
REPLIES
12.8K
VIEWS

Graphing a Quadratic

QUESTION FROM: Jaewon Sim | 12 years ago BY: Dana DeLouis
Calculus , Equation Solving , Graphics and Visualization , ...
5
REPLIES
7.3K
VIEWS

A question about using Wolfram Mathematica with Circuit Analysis

QUESTION FROM: Ammar Hazim | 12 years ago BY: Frank Iannarilli
Engineering , Equation Solving , Wolfram Language
5
REPLIES
14.2K
VIEWS

Problem with NDSolve

QUESTION FROM: Luis Fernando Moura | 12 years ago BY: Luis Fernando Moura
Calculus , Equation Solving , Mathematica , Wolfram Language
5
REPLIES
4.8K
VIEWS

Help with linear recurrence in 4 variables

QUESTION FROM: Mario Weitzer | 12 years ago BY: Udo Krause
Equation Solving , Mathematica , Mathematics , Wolfram Language
5
REPLIES
7.9K
VIEWS

9^(3x-2)- 7^(6x-4)

QUESTION FROM: Tomislav Wolfovitz | 12 years ago BY: Tomislav Wolfovitz
Equation Solving , Wolfram|Alpha
5
REPLIES
7.2K
VIEWS

Solving Interpolating Function

QUESTION FROM: Amy Gordon | 12 years ago BY: Ilian Gachevski
Equation Solving , Mathematica , Numerical Computation , ...
5
REPLIES
4.6K
VIEWS

How to input an equation with implicit variables?

QUESTION FROM: Tom Rudelius | 12 years ago BY: W. Craig Carter
Equation Solving , Mathematica , Wolfram Language
5
REPLIES
7.7K
VIEWS

Trying to solve a Simple system of differential equations

QUESTION FROM: Will Moss | 12 years ago BY: Pat Mac
Equation Solving , Mathematica , Wolfram Language
5
REPLIES
6.6K
VIEWS

How to eliminate a trigonometric function between the equations?

QUESTION FROM: Maxim Ilyn | 13 years ago BY: Frank Kampas
Equation Solving , Mathematica
5
REPLIES
5.3K
VIEWS

Plotting the solution of a system of two transcendental equations for angle

QUESTION FROM: Muhammad Farid | 13 years ago BY: farid khattak
Equation Solving , Mathematica , Wolfram Language
5
REPLIES
9.4K
VIEWS

How do you substitute multiple equations into one expression?

QUESTION FROM: Veselin Dobrev | 13 years ago BY: David Keith
Equation Solving , Symbolic Computations , Wolfram Language
5
REPLIES
7.4K
VIEWS

Why does Mathematica not solve this simple integral (using units)?

QUESTION FROM: Simon P. | 13 years ago BY: Bruce Miller
Calculus , Engineering , Equation Solving , Mathematica
5
REPLIES
14.4K
VIEWS

3 parameter Weibull distribution integration issues

QUESTION FROM: Chen-Ping Yu | 13 years ago BY: Youngjoo Chung
Calculus , Computer Science , Equation Solving , Mathematica , ...
5
REPLIES
11.7K
VIEWS

How do we decrease the computation time of this code?

QUESTION FROM: Bharath Krishnan | 10 hours ago BY: Bharath Krishnan
Equation Solving , Mathematics , Tuning and Debugging , ...
4
REPLIES
38
VIEWS

How to combine a quadratic curve and a line to form an equation with only quadratic terms?

QUESTION FROM: Bill Blair | 21 days ago BY: Updating Name
Algebra , Equation Solving , Mathematics , Wolfram Language
4
REPLIES
216
VIEWS

Quantum optics. How to analytically solve the equations below?

QUESTION FROM: Tree Clean | 3 months ago BY: Bruno Tenorio
Algebra , Equation Solving , Symbolic Computations , Wolfram Language
4
REPLIES
496
VIEWS

Is the a precision loss due to export/import of numerical values?

QUESTION FROM: Leslaw Bieniasz | 3 months ago BY: Michael Rogers
Algebra , Calculus , Equation Solving , Numerical Computation
4
REPLIES
471
VIEWS

What might be the effect of the precision of initial conditions on the precision of ODE solution?

QUESTION FROM: Leslaw Bieniasz | 5 months ago BY: Leslaw Bieniasz
Calculus , Equation Solving
4
REPLIES
822
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

How to numerically solve a master equation for a time-dependent 3-qubit density matrix in Mathematic

QUESTION FROM: Reza rho | 9 months ago BY: David Trimas
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
1.8K
VIEWS

Can't finish calculation pertaining to elementary particles and the TOE

QUESTION FROM: Eran Lavi | 9 months ago BY: Eran Lavi
Algebra , Equation Solving , Mathematics , Physics , Wolfram Language
4
REPLIES
1.5K
VIEWS

DSolve crashes on elementary differential equations

QUESTION FROM: Jean-Michel Charles Collard-Richard | 11 months ago BY: Updating Name
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
2.4K
VIEWS

DSolve not working for given system

QUESTION FROM: maxim knyazev | 11 months ago BY: David Keith
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
2.5K
VIEWS

Best solver question?

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

Solving system of 7 equations doesn't finish

QUESTION FROM: Sami Heidari | 1 year ago BY: Sami Heidari
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
2.5K
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

Unable to get my critical points even when I have defined the functions properly?

QUESTION FROM: Antam Gill | 2 years ago BY: Hans Milton
Algebra , Calculus , Equation Solving , Mathematics , Wolfram Language
4
REPLIES
2.7K
VIEWS

FindRoot on initial values of NDSolve has errors but works, why?

QUESTION FROM: Yumin Tian | 2 years ago BY: Antonio Barletta
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
2.4K
VIEWS

Help with fixed point iterative schemes

QUESTION FROM: Kapil Dhankhar | 2 years ago BY: Kapil Dhankhar
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
1.6K
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

NDSolveValue::litarg To avoid possible ambiguity, ... dependent variable in DirichletCondition

QUESTION FROM: David Johnson | 2 years ago BY: Michael Rogers
Calculus , Engineering , Equation Solving , ...
4
REPLIES
2.6K
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

Unexpected output of Eliminate Doc example in V14?

QUESTION FROM: Andrey Krutov | 2 years ago BY: Daniel Lichtblau
Algebra , Equation Solving , Symbolic Computations , Wolfram Language
4
REPLIES
2.6K
VIEWS

How to limit variables in Solve[ ]?

QUESTION FROM: Reinhard Müller | 2 years ago BY: Reinhard Müller
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
3K
VIEWS

Finding a minimum value of a variable that makes an inequality true

QUESTION FROM: Izzy Glanville | 2 years ago BY: Izzy Glanville
Algebra , Equation Solving , Optimization , Mathematics , ...
4
REPLIES
2.9K
VIEWS

Error solving initial value problem

QUESTION FROM: Anna Ruffley | 2 years ago BY: Rohit Namjoshi
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
3.2K
VIEWS
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