Differential Equations Forum

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Join in expert discussion on differential equation topics like ODE and PDE. Differential equations are an equation involving derivatives of a function or functions.
Graduate Finite-Difference Solutions of Radial Equations: Handling the Origin for D > 1?
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Graduate Current DE Research: Math Physics & Unsolved Areas
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Graduate Hyperbolic Boundary Valued Problem
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Graduate Is this a legitimate method for solving first order ODEs in fractional form?
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Graduate Does this PDE admit steady state solutions?
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Graduate A two conducting balls electrostatics problem
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Graduate Nonlinear PDE finite difference method
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Undergrad Why no constant of integration for the integration factor?
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Graduate Norm equivalence between Sobolev space and L_2
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Graduate Laplace Transform: Solving for f(x) and Finding Area Under a Curve
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Undergrad Separating variables within square root expressions
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Undergrad Help solving differential equation
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Graduate Solve for s: Differential Equation with Initial Condition s(0)=20,000
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Undergrad How do I write the equation for a ramp function?
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Graduate If so, you can differentiate it with respect to Vd to prove Rd=\frac{Vt}{Id}.
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Graduate Differential equation for motion in mass-spring system with impulse
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Undergrad Divergence and rotational equal to zero - solutions?
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Graduate How Do You Solve a Second Order Nonlinear Autonomous ODE?
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Undergrad Understand Heaviside Functions & Laplace Transforms
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Graduate Understanding the Fourier Series for Solving Laplace's Equation on a Plate
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Graduate Uniqueness theorem for Laplace's equation
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Graduate Analytically solving ODEs with non-constant coefficients for a specific t
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Graduate First order PDE with two conditions?
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Graduate How Does Blasius Equation Apply to Jet Exhaust Simulations?
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Graduate Deriving the Navier-Stokes equation from energy-momentum tensor
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Graduate How Can I Solve This Complex Differential Equation?
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Graduate Numerical solution of continuity equation, implicit scheme, staggered grid
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Undergrad What does an exact solution to a pde mean?
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Undergrad Seperation of Variables to find exact solution
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Graduate Laplace Transform: Explaining Theory & Solving ODE
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Graduate Finite Difference Numerical Solution to NL coupled PDEs
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Undergrad Why Does the Cylindrical Wall Heat Equation Solution Include Logarithms?
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Graduate Difference between Central Difference Method and Finite Difference Method
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Graduate Quantum Harmonic Oscillator Differential Equation help
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Undergrad Understanding RLC Circuits: Calculating Current in a Series Circuit
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Graduate Bifurcations in a harmonic oscillator equation
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Graduate Solving a PDE: Deriving a Solution for (y^2)u'' + 2yu' - 2u = 0
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Graduate Hankel Functions: Exploring Real & Imaginary Arguments
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Graduate Period doubling for a damped, driven, harmonic oscillator
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Graduate Understanding PDE Classification: Parabolic Equations and Quadratic Forms
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Undergrad How Can I Solve the Differential Equation for Y in This Formula?
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Graduate Solving Second Order nonlinear-ODE with mathematica
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Graduate Finding Functional for Euler Lagrange ODE
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Graduate Help with similarity solutions to Heat Equation
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Graduate How Do You Apply Shifting in Inverse Laplace Transforms?
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Graduate Numerical solution to hyperbolic PDE - grid leapfrog - what to do at boundary
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Graduate Help with population of various isotopes in decay chains (Bateman equations)
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Graduate How is green's function a right inverse to the operator L?
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Graduate Why Not Use Laplace Transforms for This ODE?
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Graduate Name of a type of differential equations
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Graduate Self adjoint differential equation?
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Graduate Finding the Inverse Fourier Transform for a Complex Function
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Graduate Using Crank-Nicolson Method to solve Heat Equation
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Graduate Solving Heat Equation w/ Neumann BCs Different Domain
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Graduate Solving the D'Alembert-Claureaut Equation for a Unit Speed Geodesic in the Plane
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Graduate Can Variable Coefficients in an ODE Be Simplified for Easier Solution?
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Graduate Nth Order Differential Equations
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Undergrad Guessing functions given initial conditions
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Graduate Nonlinear system of differential equations
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Graduate How to take the Laplace transform of a function involving the step function?
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Graduate Nonuniform mesh with the numerical method of characteristics
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Graduate Solving an Equation with Sin -1 and Sin: Confusion and Help Needed
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Undergrad Help in a tube about a laser ray
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Graduate Solving a PDE: Can Someone Help?
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Graduate A problem in differential equation
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Graduate Is there a general way of solving ODE's of the form f(y,y')=0?
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Undergrad How to Differentiate z with Respect to ∅?
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Undergrad IVP Solving with Integrating Factor: Finding a Solution
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Undergrad Introductary Differential Equations
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Graduate Compute the solution of y"' - xy' = 0
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Graduate Cant solve heat equation on semi infiniate solid
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Graduate Solvability v.s. the existance of a solution for nonlinear ODE's
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Graduate Is there a closed-form solution r(t) regarding universal law of gravitation?
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Graduate Solving a Recursive Multivariable Equation
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Graduate Is there a method for solving ODEs with functions H(x,y) and G(x,y)?
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Graduate Is this simple leapfrog method published?
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Graduate Finite difference approximation for third order partials?
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Graduate Non-linear differential equation
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Graduate Solve non-linear differential analytically
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Graduate How Do We Classify Higher-Order PDEs with Multiple Independent Variables?
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Graduate Laplace Transform: Solving 2D Wave Equation Now
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Undergrad Stuck on what appears to be simple ODE
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Graduate Two Variable PDE in Open Domain Plane
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Graduate Is This Proof for Finding a Third Independent Solution to a 3rd Order ODE Valid?
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Undergrad Help Understanding Integral with Partial Fractions
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Graduate Solve Forced Oscillation using Differential Equation Method
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Graduate How to solve this partial differential equation which is a Laplace equation
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Graduate Finite Element Method vs. Integrated Finite Difference for Complex Geometries
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Graduate Mastering Series Solutions of ODE's
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Graduate Logistic growth model for cell proliferation with agents
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Undergrad How can I use Laplace transforms to solve for cos^3 t?
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Undergrad Recommended books for PD's and DE's?
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Graduate Variation of parameters to obtain PS of 2nd Order non-hom equation
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Graduate Unit step response and unit impulse response
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Undergrad Convergence/Divergence of an Integral
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Graduate What are the Boundary Conditions for Solving Uxx - Uy - Ux =0?
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Graduate Solving Eigenvalue & Eigenfunction of 1D Heat Equation
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Undergrad How many boundary conditions should I have for a 2-D transient pde?
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Graduate Can someone explain this to me please?
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Undergrad What kind of differential equation is this
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