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 What Does the Subscript in the Airy Function Power Series Notation Mean?
- mknut389
- · Replies 2 ·
Repeated roots, non homogeneous - second order, reduction of order method
- shorty1
- · Replies 4 ·
Undergrad Converting derivative into integral
- zealous131
- · Replies 3 ·
Graduate Numerical Solutions for Mixed Boundary Condition
- tau1777
- · Replies 7 ·
Graduate Understanding Navier-Stokes Equation
- Sabbatical
- · Replies 3 ·
What is the Sturm-Liouville Problem for $y''+2y'+ty=0$ with $y(0)=y(1)=0$?
- Poirot1
- · Replies 11 ·
Is the Sturm-Liouville Operator Symmetric in Inner Product Spaces?
- Poirot1
- · Replies 3 ·
Second order homogeneous equations with non constant coefficients
- shorty1
- · Replies 12 ·
Undergrad Differential equation in simple RC-circuit
- darkfeffy
- · Replies 1 ·
Graduate Solving y(4)-4y" = 16e2x: Need Help!
- lizlemon1991
- · Replies 1 ·
Undergrad Using Laplace to solve a differential equation
- sim907
- · Replies 2 ·
Undergrad Please if anyone can help me to solve this differential equation.
- artan
- · Replies 11 ·
Graduate Cauchy-Euler Equation: Derivatives with Respect to x and t
- HAL10000
- · Replies 9 ·
Are the Singular Points of the Chebyshev Equation Regular?
- Poirot1
- · Replies 2 ·
Graduate Symmetric Matrix Conditions for a Spring-Mass System
- MysticalSwan
- · Replies 1 ·
Solving First-Order PDE: $u_x+2u_y+2u=0$
- Markov2
- · Replies 1 ·
Solving Laplace's Equation in Polar Coordinates
- Poirot1
- · Replies 5 ·
Graduate Help with Eigenfunctions: Find Eigenvalue-Eigenfunction Pair
- chappyform
- · Replies 4 ·
Graduate Inverse Trig Functions as a (unique?) solution to a PDE
- myshadow
- · Replies 1 ·
Graduate Understanding the Intuitive Interpretation of Laplace and Fourier Transforms
- dijkarte
- · Replies 2 ·
ODE system. Limit cycle; Hopf bifurcation.
- Jason4
- · Replies 4 ·
Undergrad Wiki says that Runge-Kutta is iterative?
- nonequilibrium
- · Replies 4 ·
What Values of X Result in Real Double Roots for This Polynomial?
- oasi
- · Replies 3 ·
Graduate Creating Wave Functions With One Variable: Can It Be Done?
- johann1301
- · Replies 7 ·
Undergrad About simple differential equations
- jwqwerty
- · Replies 3 ·
Graduate Converting partial derivative to ordinary in an integral
- phys_student1
- · Replies 4 ·
Help with PDE: $$yu_x+2xyu_y=y^2$$
- blackthunder
- · Replies 2 ·
Graduate Closed form solution of differential equation
- equation M
- · Replies 1 ·
Differentiating Bessel functions
- alexmahone
- · Replies 1 ·
Graduate Series solution, second order diff. eq.
- Telemachus
- · Replies 3 ·
Solving PDE by using Laplace Transform
- Markov2
- · Replies 6 ·
Graduate Quotient of First Order Ordinary Derivatives
- franklampard8
- · Replies 2 ·
Solve 1st Order PDE: $u_y+f(u)u_x=0$
- Markov2
- · Replies 11 ·
Graduate Nonhomogeneous Power Series Solution
- Telemachus
- · Replies 2 ·
Graduate Fractional power equation. Solution domain.
- Final ansatz
- · Replies 4 ·
Undergrad Can someone help me ho to diferentiate this equation to get the
- nadiaza
- · Replies 2 ·
Undergrad Laplace Transforms - Just looking up tables?
- MathWarrior
- · Replies 3 ·
Solve Heat Equation with Initial Conditions
- Markov2
- · Replies 6 ·
Solving PDE by using another function
- Markov2
- · Replies 5 ·
Homogeneous linear ODEs with Constant Coefficients
- oasi
- · Replies 3 ·
ODE system, plane-polar coordinates
- Jason4
- · Replies 9 ·
What Methods Solve This Initial Value ODE?
- oasi
- · Replies 1 ·
Graduate What is the motivation for the Galerkin Method?
- Hologram0110
- · Replies 11 ·
Solving the D'Lembert Method with Multiple Conditions
- Markov2
- · Replies 2 ·
Undergrad Hello,I know solution method for solving differentialequations.
- HWGXX7
- · Replies 4 ·
How Can Bessel Functions Be Integrated Using Recurrence Relations?
- alexmahone
- · Replies 3 ·
Making homogenous a wave equation
- Markov2
- · Replies 1 ·
Graduate Transfer function of a PDE system
- matinking
- · Replies 4 ·
Motion of an Element: Understand Rheology Notes
- renlok
- · Replies 1 ·
Identifying Closed Orbits in Enzyme Kinetics Equations
- Dustinsfl
- · Replies 27 ·
Undergrad What is the Derivation for a Point on a Circle?
- ivjohn
- · Replies 1 ·
Undergrad I need a little help with differentials
- James2
- · Replies 3 ·
D'Lembert Method for Solving the Wave Equation with Boundary Conditions
- Markov2
- · Replies 2 ·
Does the Wave Equation with Homogeneous Boundary Conditions Conserve Energy?
- Markov2
- · Replies 2 ·
PDE and more boundary conditions
- Markov2
- · Replies 2 ·
Undergrad General Solution for dy/dt=2ty+4e^(t^2)
- stasianlov
- · Replies 2 ·
Graduate Classical solution of PDE with mixed boundary conditions
- A. Neumaier
- · Replies 5 ·
How to Derive the Solvability Condition for a Biological Matrix?
- Dustinsfl
- · Replies 6 ·
Modifying the Lotka-Volterra Predator-Prey Model for Insecticide Use
- Dustinsfl
- · Replies 7 ·
Is the Uptake Equation Different When $k_2 = 0$?
- Dustinsfl
- · Replies 3 ·
Undergrad Find steady state of constant heat application
- MTEXX
- · Replies 1 ·
Graduate Y''(x) + A sin(y(x)) - B = 0; A,B : positive, real
- tarquinius
- · Replies 2 ·
Graduate Cauchy Method/ UC set OR Variation of Param?
- dgutierrez079
- · Replies 1 ·
Undergrad Find the equilibrium solution and eigenvalues and eigenvectors of system?
- Norm850
- · Replies 4 ·
Graduate Why Is My Integrating Factor Not Solving the Exact ODE?
- ozone
- · Replies 3 ·
Equilibrium Soln for $u_{t}=K u_{xx}+\gamma$
- Markov2
- · Replies 4 ·
Graduate Solving 4th Order Diff. Eq. with Complex Root: Daunting Task?
- zoom1
- · Replies 4 ·
Graduate How to decompose a function into exponential functions?
- wdlang
- · Replies 1 ·
Finding $f$ When $6\int_{1}^{x} f(t)\, dt+5=3x \, f(x)-x^3$
- sbhatnagar
- · Replies 3 ·
Graduate Is my solution for a differential equation with a forcing function correct?
- zoom1
- · Replies 6 ·
How Do Mutualism Dynamics Model the Interdependence of Species?
- Dustinsfl
- · Replies 1 ·
What is the Inverse Laplace Transform of 2s+7-e^-2s/(s+1)^2?
- alexmahone
- · Replies 3 ·
What is the Laplace transform of a step function?
- alexmahone
- · Replies 5 ·
Graduate What is the relationship between stability and the derivative of a fixed point?
- smehdi
- · Replies 10 ·
Graduate Existence and uniqueness of differential solution, help?
- Lengalicious
- · Replies 10 ·
Does the Logistic Difference Equation Have an Exact Sinusoidal Solution?
- Dustinsfl
- · Replies 8 ·
Graduate Solving ODE Problems: Understanding Tangent Lines and Integrating Functions
- c.teixeira
- · Replies 2 ·
Undergrad What is the significance of rotation in equations?
- wumple
- · Replies 2 ·
Graduate Solving Coupled PDEs with Forcing Function - Nick
- nickthequick
- · Replies 3 ·
Undergrad Finding a formula for this curve
- BoomMath
- · Replies 2 ·
Graduate Classifying ODE's: What Determines Linearity and Order?
- Lengalicious
- · Replies 3 ·
Graduate Help with PDE in circular annulus(poisson eq)
- smoger
- · Replies 3 ·
Graduate Probability transitions for branching process
- kai_sikorski
- · Replies 2 ·
Graduate What is the usage of Kelvin function?
- Chuck88
- · Replies 8 ·
Why does the population go to extinction if the solution is real?
- Dustinsfl
- · Replies 5 ·
Graduate Can the Cross Product of a Vector Field and Its Conjugate Be a Gradient?
- Mentia
- · Replies 3 ·
Graduate How Do You Solve This PDE Using Separation of Variables?
- Inigma
- · Replies 3 ·
Graduate Reducing algebraic function to DE
- jackmell
- · Replies 1 ·
Graduate Solving System of Coupled DEs: Parametrized Curve Solution
- Si-duck
- · Replies 1 ·
Graduate The doubt of Seperation of Variables
- Chuck88
- · Replies 7 ·
Dirichlet Problem for Laplace's Equation Outside of a Disc
- davesface
- · Replies 1 ·
Graduate System of two differential equations with trigonometric functions
- mnb96
- · Replies 6 ·
Bifurcations, steady states, model analysis
- Dustinsfl
- · Replies 1 ·
Undergrad Finding the maximum and minimum values
- Kork
- · Replies 2 ·
Undergrad Can Numerical Methods Solve an ODE Without Initial Conditions?
- Inigma
- · Replies 5 ·
Undergrad Harmonic motion with a spring question
- Norm850
- · Replies 1 ·
Graduate Help with SDE - Geometric brownian motion exercise
- omega_squared
- · Replies 8 ·
Graduate Question on theory/purpose of Sturm-Liouville's theory
- fluidistic
- · Replies 13 ·
Way to calculate/approximate 2D Fourier transform?
- TriKri
- · Replies 6 ·