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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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Introduction to dynamic economic models: The ISLM model

CONTRIBUTED BY: Hee-Young Shin | 4 months ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Calculus , Discrete Mathematics , Economics , ...
1
REPLIES
952
VIEWS

Introduction to dynamic economic models: Keynes's aggregate demand (AD) models

CONTRIBUTED BY: Hee-Young Shin | 4 months ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Computational Systems , Economics , ...
1
REPLIES
685
VIEWS

Complex structure of time-periodic solutions decoded in Poincaré-Lindstedt series

CONTRIBUTED BY: Maciej Maliborski | 7 months ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Equation Solving , ...
1
REPLIES
1.2K
VIEWS

How to compare sizes/orders using a logarithmic equality?

QUESTION FROM: Wen Dao | 8 months ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Wolfram Language
1
REPLIES
1.6K
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

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

The roots of a mathematical expression

QUESTION FROM: Yahely Levy | 1 year ago BY: Khayahsi Obasi
Algebra , Equation Solving , Mathematics , Wolfram|Alpha
6
REPLIES
2.9K
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

Solving a simple system of four equations gives no output

QUESTION FROM: Sasha Mandra | 1 year ago BY: Michael Rogers
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
3
REPLIES
1.9K
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

Best solver question?

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

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

PI control of a heater: a comparison with Simulink results

CONTRIBUTED BY: Housam Binous | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Chemistry , Control Systems , Engineering , ...
1
REPLIES
3.6K
VIEWS

NSolve won't execute

QUESTION FROM: Leon Fairbanks | 2 years ago BY: Leon Fairbanks
Equation Solving , Mathematics , Numerical Computation , ...
3
REPLIES
2.4K
VIEWS

Using Solve but cannot get an answer

QUESTION FROM: George Ip | 2 years ago BY: George Ip
Calculus , Equation Solving , Mathematics , Wolfram Language
5
REPLIES
1.8K
VIEWS

Extracting values from NDSolve

QUESTION FROM: Mishal Mohanlal | 2 years ago BY: Sangdon Lee
Algebra , Equation Solving , External Programs and Systems , ...
3
REPLIES
3.3K
VIEWS

Convert differential equation with substitutions?

QUESTION FROM: Sami Heidari | 2 years ago BY: Sami Heidari
Calculus , Equation Solving , Mathematics , Wolfram Language
15
REPLIES
4.1K
VIEWS

Analytical Solution of a linear system of equations in 8 unknowns

QUESTION FROM: Juan Gustavo Wouchuk Schmidt | 2 years ago BY: Juan Gustavo Wouchuk Schmidt
Equation Solving , Mathematics , Symbolic Computations , ...
10
REPLIES
3.1K
VIEWS

EM wave through free space propagation

QUESTION FROM: Ruslan Lagashkin | 2 years ago BY: Paul Abbott
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
1
REPLIES
2.9K
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

How to solve the equation algebraically?

QUESTION FROM: Aleksandr Miller | 2 years ago BY: Debojyoti Mondal
Algebra , Equation Solving , Mathematics , Wolfram Language
7
REPLIES
5.4K
VIEWS

Calculation of the Nusselt number and the thermal inelet region: NIntegrate failed to converge

QUESTION FROM: Andrea Naticchi | 2 years ago BY: Andrea Naticchi
Computational Linguistics , Computational Systems , Engineering , ...
5
REPLIES
3.5K
VIEWS

Mathmatica pefromance and CPU usage in equation solving

QUESTION FROM: Nima Moini | 2 years ago BY: Nima Moini
Equation Solving , High-Performance Computing , Mathematica , ...
2
REPLIES
2.8K
VIEWS

Finding critical points with NMaximize[] and Solve[] yielding different results query

QUESTION FROM: Byron Alexander | 2 years ago BY: Byron Alexander
Equation Solving , Graphics and Visualization , Optimization , ...
2
REPLIES
3.4K
VIEWS

Help using NDSolve for an orbital dynamics problem

QUESTION FROM: Jameel Cathcart | 2 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
5
REPLIES
2.3K
VIEWS

Custom ExpToTrig proposal

CONTRIBUTED BY: Denis Ivanov | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Education , Equation Solving , Mathematics , ...
1
REPLIES
3.4K
VIEWS

DSolve not giving me an answer

QUESTION FROM: Henric Larsson | 2 years ago BY: Michael Rogers
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
7
REPLIES
4K
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

Iterating SolveValues for a function using For?

QUESTION FROM: Edson Orati | 2 years ago BY: Edson Orati
Equation Solving , Mathematics , Wolfram Language
10
REPLIES
3.1K
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

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

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

Curve Sketching using Differentiation

CONTRIBUTED BY: Athanasios Paraskevopoulos | 2 years ago
Calculus , Education , Equation Solving , ...
0
REPLIES
1.4K
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

Trapezoidal method for NDSolve?

QUESTION FROM: James James | 3 years ago BY: Updating Name
Equation Solving , Mathematics , Numerical Computation , ...
1
REPLIES
3.3K
VIEWS

NDSolve doesn't produce a smooth curve

QUESTION FROM: Xiangyang Zhou | 3 years ago BY: Bill Nelson
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
1
REPLIES
2.7K
VIEWS

FindRoot error: function value is not a list of numbers

QUESTION FROM: Alan White | 3 years ago BY: Alan White
Algebra , Equation Solving , Mathematics , Numerical Computation , ...
14
REPLIES
6K
VIEWS

Visualizing the Klein-Gordon equation

CONTRIBUTED BY: Dashel Myers | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Equation Solving , Graphics and Visualization , ...
1
REPLIES
4.4K
VIEWS

Dengue model and two scenarios of intervention

CONTRIBUTED BY: Athanasios Paraskevopoulos | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Biological Sciences , Calculus , Education , ...
1
REPLIES
4.1K
VIEWS

Modeling heterogeneous dynamics: age-structured extensions to the SIR model

CONTRIBUTED BY: Athanasios Paraskevopoulos | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Biological Sciences , Calculus , Equation Solving , ...
1
REPLIES
4K
VIEWS

Calculating incidence in a deterministic SIR model

CONTRIBUTED BY: Athanasios Paraskevopoulos | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Biological Sciences , Calculus , Education , ...
1
REPLIES
3.9K
VIEWS

Dynamics of viral spread in an abstract island ecosystem

CONTRIBUTED BY: Athanasios Paraskevopoulos | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Biological Sciences , Calculus , Computer-Based Maths , ...
1
REPLIES
4.1K
VIEWS

Simple algebraic equations take too long to solve

QUESTION FROM: Shruti Monga | 3 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Symbolic Computations , ...
7
REPLIES
4.4K
VIEWS

How to improve the accuracy of FindRoot or NDSolveValue at extreme conditions in my equation system?

QUESTION FROM: Mikoto Misaka | 3 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Graphics and Visualization , ...
6
REPLIES
5.7K
VIEWS

NDSolve with DiracDelta gives unexpected answer

QUESTION FROM: Eric Michielssen | 3 years ago BY: Michael Rogers
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
2
REPLIES
4K
VIEWS

Least squares fitting of a quadratic function through the origin

CONTRIBUTED BY: Athanasios Paraskevopoulos | 3 years ago BY: Athanasios Paraskevopoulos
Calculus , Education , Equation Solving , Optimization , ...
3
REPLIES
4.1K
VIEWS

Solving Non-homogeneous diffusion equation

CONTRIBUTED BY: Athanasios Paraskevopoulos | 3 years ago BY: Ahmed Elbanna
Calculus , Computer-Based Maths , Education , Equation Solving , ...
1
REPLIES
3.7K
VIEWS

Equilibrium Points of a system of nonlinear equations (Symbolic Solution)

QUESTION FROM: Burhanuddin Safi | 3 years ago BY: Burhanuddin Safi
Algebra , Control Systems , Equation Solving , Mathematics , ...
4
REPLIES
4K
VIEWS

Best way to solve inequality with multiple parameters

QUESTION FROM: Alex Bailey | 3 years ago BY: Gianluca Gorni
Algebra , Equation Solving , Mathematics , Wolfram Language
2
REPLIES
3.8K
VIEWS
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