Join in expert discussion on differential equation topics like ODE and PDE. Differential equations are an equation involving derivatives of a function or functions.
Threads
Graduate How Does the Chain Rule Relate ∂h/∂z to ∂g/∂x?
- cruxcriticoru
- · Replies 1 ·
Graduate Age Diffusion Theory and Fourier Transforms
- ajhunte
- · Replies 1 ·
Graduate Differention equation problem, help please
- stelastela
- · Replies 1 ·
Graduate Integrating Factor and Unintegratable Term
- Sierevello
- · Replies 6 ·
Undergrad Can a differential equatio have NO solution ?
- mhill
- · Replies 13 ·
Graduate Inverse Laplace Transform for Negative a^2?
- TheFerruccio
- · Replies 1 ·
Graduate Lie symmetry method for PDE/ODE
- element4
- · Replies 1 ·
Graduate Stability of Degenerate Critical Points: A Phase Plane Analysis
- dirk_mec1
- · Replies 2 ·
Undergrad Simple equation causing a lot of headache
- Marin
- · Replies 13 ·
Graduate Finding particular solution with fourier series
- naggy
- · Replies 1 ·
Undergrad Simple equation causing a lot of head ache
- Marin
- · Replies 1 ·
Undergrad How do I determine equilibrium solutions and stability for a non-linear ODE?
- fzksfun
- · Replies 1 ·
Undergrad Finding complementary function from roots r=0,1 in variation of parameters
- s7b
- · Replies 2 ·
Undergrad How do you solve a differential equation using undetermined coefficients?
- s7b
- · Replies 2 ·
Graduate 2nd order dampened harmonic oscillator (Shot in the dark)
- zaurus
- · Replies 3 ·
Undergrad Find fyy (x,y): Partial Derivative of x2y3 + x4y + xe2y
- hthorne21
- · Replies 2 ·
Undergrad Guessing the particular solution form for 4x+1 in undetermined coefficients
- s7b
- · Replies 2 ·
Undergrad Solving a Second Order Linear Differential Equation
- s7b
- · Replies 3 ·
Graduate Is there a relationship between
- epkid08
- · Replies 1 ·
Undergrad Equation for Solving v: Steps, Tips & Results | Did I Solve it Right?
- ektrules
- · Replies 1 ·
Graduate ODE derived from Schrodinger's Equation (Harmonic Oscillator)
- scorpion990
- · Replies 6 ·
Graduate Solving y'' + ayy' + b = 0 with substitution
- vashistha
- · Replies 1 ·
Graduate Discretize and solve Chimera state model
- Chaos08
- · Replies 1 ·
Graduate Solving System of First-Order ODEs: Exact Solution for x(t)
- googler
- · Replies 13 ·
Undergrad Solving Population Growth Diff Eq: Is My Approach Faulty?
- cango91
- · Replies 8 ·
Graduate Finding finite element soluton for a PDE
- get2kool
- · Replies 1 ·
Graduate Understanding Second Order PDEs: Explaining the Unit Tangent to a Curve
- coverband
- · Replies 4 ·
Graduate How should I deal with the expression \frac{d}{dx} (\frac{dx}{dy}) ?
- bsdz
- · Replies 4 ·
Graduate Connection between modified Bessel and hypergeometric fct's
- ruwn
- · Replies 1 ·
Graduate How Can I Solve a Transport PDE with Numerical Methods and Boundary Conditions?
- macrovue
- · Replies 1 ·
Undergrad Creating a 3D Planet Orbit Simulator
- Ciemnl
- · Replies 4 ·
Graduate How Do Poisson and Helmholtz Equations Interact with Electric Field Sources?
- Sailaway
- · Replies 1 ·
Undergrad Identifying Linearity in Differential Equations: ODE vs. PDE
- jason.bourne
- · Replies 3 ·
Graduate Differential equation in the torus
- rmiranda
- · Replies 1 ·
Graduate Numerical method to solve a fourth order ODE
- rsluijs
- · Replies 1 ·
Undergrad Solving a Graph Problem: Velocities and Equations
- Michaelbk
- · Replies 1 ·
Graduate Exponential Equilibrium Equation
- ArbyFisher
- · Replies 2 ·
Graduate Model Treybuchet Arm: Moment of Inertia & DEs
- bassplayer142
- · Replies 3 ·
Graduate Projectile Motion: Solving Equations with Air Resistance
- Michaelbk
- · Replies 7 ·
Graduate Partial Differential Equations Help
- lion0001
- · Replies 8 ·
Undergrad What Does the Graph of Ek,max(f) = hf - E0 Look Like?
- carl
- · Replies 1 ·
Undergrad Understanding Quick Differential Equation Concepts for Final Exam Preparation
- kguthrie
- · Replies 2 ·
Undergrad Solving Higher Order Differential Equation
- rsvsk4live
- · Replies 3 ·
Graduate How to Verify the Differential Equation y(x^2+2) - 2x dy/dx + x^2 d^2y/dx^2 = 0?
- maobadi
- · Replies 2 ·
Undergrad When to use Laplace or Fourier Transform?
- Nusc
- · Replies 1 ·
Graduate How do I convolve delta functions in Fourier transform calculations?
- jackdaniel
- · Replies 2 ·
Undergrad Is Advanced Calculus Necessary for Success in PDE?
- lion0001
- · Replies 1 ·
Graduate How Do You Derive Orbit Functions in 2D Using Calculus?
- RandallB
- · Replies 6 ·
Graduate Can Nonlinear ODEs Like F''+F'*F'-k*F=0 Be Solved Analytically?
- bobls86
- · Replies 4 ·
Graduate Normalisation of associated Laguerre polynomials
- bdforbes
- · Replies 2 ·
Graduate How Do You Model Radioactive Decay in a Game When Adding Material Over Time?
- miscellanea
- · Replies 4 ·
Graduate How Can I Solve This Complicated Partial Differential Equation?
- JustinLevy
- · Replies 4 ·
Undergrad Plotting the position of a pendulum
- bassplayer142
- · Replies 2 ·
Undergrad Where to find solution forms for common differential equations
- leopard
- · Replies 1 ·
Graduate Second Order Seperable Differential Equations
- -JammyDodger-
- · Replies 6 ·
Undergrad Simplification of Trigonometic Expression
- bomerman218
- · Replies 4 ·
Undergrad Solve ODE: y' = -y + sin(t) | Mike
- bsodmike
- · Replies 6 ·
Undergrad Is My Lecturer Correct in Specifying Initial Conditions for PDEs?
- coverband
- · Replies 1 ·
Undergrad Integration & Differentiation Practical Example
- AypaPhysics
- · Replies 3 ·
Graduate How to Solve ODEs with Complex Coefficients Numerically?
- Massimo33
- · Replies 1 ·
Graduate How Do You Solve a Differential Equation Involving a Square Root?
- bomanfishwow
- · Replies 11 ·
Undergrad Engine on the net that will solve PDEs
- coverband
- · Replies 7 ·
Undergrad Discussing Differential & Integral Equations on this Forum
- matematikawan
- · Replies 4 ·
Undergrad Explain differential equation of order 3?
- preekap
- · Replies 1 ·
Graduate Showing That the Modified Bessel Function of the First Kind is a Solution
- womfalcs3
- · Replies 3 ·
Undergrad Throw whatever you have against these 2 equations
- andrewm
- · Replies 8 ·
Graduate Understanding the construction of vector spherical wave functions
- dave86wave
- · Replies 1 ·
Graduate Indicial Equation for Legendre's Eq. at x=1,-1
- sonia akram
- · Replies 5 ·
Graduate Numerical Solutions to Coupled ODEs with Boundry Values at Opposite Ends
- jsalvati
- · Replies 2 ·
Graduate Solving 2nd Order PDE: u_{xx} - u_{tt} - au_{t} - bu = 0
- Somefantastik
- · Replies 4 ·
Graduate Solving a Nonlinear ODE: Seeking Guidance
- John Sebastia
- · Replies 2 ·
Graduate Understanding the Pseudospectral Method for Solving KdV Equation in MATLAB
- tiongwk
- · Replies 5 ·
Graduate Understanding the Cauchy Problem with the Picard Theorem
- JasonRox
- · Replies 6 ·
Graduate Solving the Hermite Equation: What are the Hermite Polynomials?
- fisico30
- · Replies 3 ·
Graduate How the heck do I integrate this?
- yuiop
- · Replies 4 ·
Undergrad Solving IVP with Euler's Method: Step Size h = 0.1
- Ed Aboud
- · Replies 3 ·
Graduate How do i deal with integral boundary conditions?
- nocloud
- · Replies 1 ·
Graduate Can Laplace's Equation Be Solved in Cylindrical Coordinates on a 3-Sphere?
- Old Smuggler
- · Replies 3 ·
Graduate Nonhomogeneous with constant coefficients equation
- Nok1
- · Replies 4 ·
Undergrad FEM and PDE: Solving a Simple Falling Mass Differential Equation
- chandran
- · Replies 5 ·
Graduate Best Automated Method for Selecting Tikhonov Regularization Parameter?
- newbee
- · Replies 3 ·
Graduate Bounded Solution of the Heat PDE: Is u Necessarily the Heat Kernel?
- yetar
- · Replies 3 ·
Graduate How Does Taylor's Method Apply to Initial Value Problems?
- BobbyBear
- · Replies 2 ·
Undergrad Method of Undetermined Coefficients - Inhomogeneous DE
- Nusc
- · Replies 4 ·
Graduate Solve Convolution Method Problems Easily
- apage
- · Replies 3 ·
Undergrad Understanding the Flow of a Vector Field: Basics and Calculations
- ductape
- · Replies 2 ·
Undergrad The difference between linear and non linear differential equation
- fabianz
- · Replies 2 ·
Graduate Partial Integro-Differential Equation
- NeoDevin
- · Replies 1 ·
Graduate How Does the Schwarzschild Metric Transform in Kruskal-Szekeres Coordinates?
- yuiop
- · Replies 6 ·
Graduate 2d Laplace equation in a 1/4 plane
- RedBranchKnight
- · Replies 1 ·
Undergrad Solving System of Differential Equations in COMSOL Multiphysics
- nadam
- · Replies 1 ·
Graduate Damped HO and Laplace transform method
- h0dgey84bc
- · Replies 3 ·
Graduate Derivation of the ordinary time derivative of the energy associated with a wave
- ben_trovato
- · Replies 1 ·
Graduate Phase Space - does each point have a unique time associated with it?
- FrogPad
- · Replies 1 ·
Graduate Constructing General Solution for Abel Second Type ODE from Particular Solutions
- smallphi
- · Replies 2 ·
Undergrad Translating velocity and angle into wheel speed (for a two wheel robot)
- Marcos_84
- · Replies 4 ·
Graduate More general solutions of Abel ODE, second type ?
- smallphi
- · Replies 2 ·
Undergrad Is It Runge-Kutta or Runge-Kutter?
- Choppy
- · Replies 5 ·
Graduate Analytical Solution to this? - linear system of ODES
- FrogPad
- · Replies 2 ·
Graduate General solution of a linear ordinary differential equation
- hanson
- · Replies 3 ·