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 Numerical Solutions for Mixed Boundary Condition
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Graduate Understanding Navier-Stokes Equation
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MHB What is the Sturm-Liouville Problem for $y''+2y'+ty=0$ with $y(0)=y(1)=0$?
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MHB Is the Sturm-Liouville Operator Symmetric in Inner Product Spaces?
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MHB Second order homogeneous equations with non constant coefficients
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Undergrad Differential equation in simple RC-circuit
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Graduate Solving y(4)-4y" = 16e2x: Need Help!
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Undergrad Using Laplace to solve a differential equation
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Undergrad Please if anyone can help me to solve this differential equation.
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Graduate Cauchy-Euler Equation: Derivatives with Respect to x and t
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MHB Are the Singular Points of the Chebyshev Equation Regular?
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Graduate Symmetric Matrix Conditions for a Spring-Mass System
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MHB Solving First-Order PDE: $u_x+2u_y+2u=0$
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MHB Solving Laplace's Equation in Polar Coordinates
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Graduate Help with Eigenfunctions: Find Eigenvalue-Eigenfunction Pair
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Graduate Inverse Trig Functions as a (unique?) solution to a PDE
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Graduate Understanding the Intuitive Interpretation of Laplace and Fourier Transforms
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MHB ODE system. Limit cycle; Hopf bifurcation.
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Undergrad Wiki says that Runge-Kutta is iterative?
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MHB What Values of X Result in Real Double Roots for This Polynomial?
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Graduate Creating Wave Functions With One Variable: Can It Be Done?
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Undergrad About simple differential equations
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Graduate Converting partial derivative to ordinary in an integral
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MHB Help with PDE: $$yu_x+2xyu_y=y^2$$
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Graduate Closed form solution of differential equation
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MHB Differentiating Bessel functions
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Graduate Series solution, second order diff. eq.
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MHB Solving PDE by using Laplace Transform
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Graduate Quotient of First Order Ordinary Derivatives
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MHB Solve 1st Order PDE: $u_y+f(u)u_x=0$
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Graduate Nonhomogeneous Power Series Solution
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Graduate Fractional power equation. Solution domain.
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Undergrad Can someone help me ho to diferentiate this equation to get the
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Undergrad Laplace Transforms - Just looking up tables?
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MHB Can this method be applied to any ODE with a regular singular point at $x=0$?
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MHB Solve Heat Equation with Initial Conditions
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MHB Solving PDE by using another function
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MHB Homogeneous linear ODEs with Constant Coefficients
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MHB ODE system, plane-polar coordinates
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MHB What Methods Solve This Initial Value ODE?
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Graduate What is the motivation for the Galerkin Method?
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MHB Solving the D'Lembert Method with Multiple Conditions
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Undergrad Hello,I know solution method for solving differentialequations.
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MHB How Can Bessel Functions Be Integrated Using Recurrence Relations?
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MHB Making homogenous a wave equation
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Graduate Transfer function of a PDE system
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MHB Motion of an Element: Understand Rheology Notes
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MHB Identifying Closed Orbits in Enzyme Kinetics Equations
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Undergrad What is the Derivation for a Point on a Circle?
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Undergrad I need a little help with differentials
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MHB D'Lembert Method for Solving the Wave Equation with Boundary Conditions
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MHB Does the Wave Equation with Homogeneous Boundary Conditions Conserve Energy?
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MHB PDE and more boundary conditions
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Undergrad General Solution for dy/dt=2ty+4e^(t^2)
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Graduate Classical solution of PDE with mixed boundary conditions
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MHB How to Derive the Solvability Condition for a Biological Matrix?
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MHB Modifying the Lotka-Volterra Predator-Prey Model for Insecticide Use
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MHB Is the Uptake Equation Different When $k_2 = 0$?
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Undergrad Find steady state of constant heat application
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Graduate Y''(x) + A sin(y(x)) - B = 0; A,B : positive, real
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Graduate Cauchy Method/ UC set OR Variation of Param?
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Undergrad Find the equilibrium solution and eigenvalues and eigenvectors of system?
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Graduate Why Is My Integrating Factor Not Solving the Exact ODE?
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MHB Equilibrium Soln for $u_{t}=K u_{xx}+\gamma$
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Graduate Solving 4th Order Diff. Eq. with Complex Root: Daunting Task?
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Graduate How to decompose a function into exponential functions?
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MHB Finding $f$ When $6\int_{1}^{x} f(t)\, dt+5=3x \, f(x)-x^3$
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Graduate Is my solution for a differential equation with a forcing function correct?
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MHB How Do Mutualism Dynamics Model the Interdependence of Species?
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MHB What is the Inverse Laplace Transform of 2s+7-e^-2s/(s+1)^2?
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MHB What is the Laplace transform of a step function?
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Graduate What is the relationship between stability and the derivative of a fixed point?
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Graduate Existence and uniqueness of differential solution, help?
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MHB Does the Logistic Difference Equation Have an Exact Sinusoidal Solution?
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Graduate Solving ODE Problems: Understanding Tangent Lines and Integrating Functions
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Undergrad What is the significance of rotation in equations?
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Graduate Solving Coupled PDEs with Forcing Function - Nick
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Undergrad Finding a formula for this curve
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Graduate Classifying ODE's: What Determines Linearity and Order?
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Graduate Help with PDE in circular annulus(poisson eq)
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Graduate Probability transitions for branching process
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Graduate What is the usage of Kelvin function?
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MHB Why does the population go to extinction if the solution is real?
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Graduate Can the Cross Product of a Vector Field and Its Conjugate Be a Gradient?
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Graduate How Do You Solve This PDE Using Separation of Variables?
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Graduate Reducing algebraic function to DE
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Graduate Solving System of Coupled DEs: Parametrized Curve Solution
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Graduate The doubt of Seperation of Variables
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MHB Dirichlet Problem for Laplace's Equation Outside of a Disc
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Graduate System of two differential equations with trigonometric functions
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MHB Bifurcations, steady states, model analysis
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Undergrad Finding the maximum and minimum values
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Undergrad Can Numerical Methods Solve an ODE Without Initial Conditions?
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Undergrad Harmonic motion with a spring question
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Graduate Help with SDE - Geometric brownian motion exercise
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Graduate Question on theory/purpose of Sturm-Liouville's theory
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MHB Way to calculate/approximate 2D Fourier transform?
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Graduate Diffusion through membrane, which boundary condition to implement?
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Graduate How to derive the solution for potential flow around a circular cylinder
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High School Learn How to Solve Equations: Tips and Tricks for Accurate Results
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