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.
Undergrad What guess should I use when the right hand side is a constant?
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Undergrad Is it possible to get an explicit solution for this?
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Graduate Use finite difference method to solve for eigenvalue E
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Graduate Where is the Geometry Defined in the EBT and Timoshenko PDE's
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Graduate Natural Vibration of Beam - Algebraic Query
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Graduate Solving ODE's or Euler second order diff. eq's containing Asecx?
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Undergrad How Does Damping Affect the Energy of an Oscillator?
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Graduate Solving by finite difference method
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Undergrad Laplace Transform of the product of two functions
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MHB Is this the Correct Equation for Approximating y(0.8) Using Euler's Method?
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Graduate Where Did the Exponentials Go in Beam Vibration Analysis?
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Graduate Normalizing the PDE to make BC's homogeous
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MHB Solving an IVP: Finding Euler Approximations & Errors
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Graduate Solving the PDE Wave Equation - A_n & B_n Terms
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MHB Derivation of Equation (11) from R Boundary Condition
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MHB Circular Membrane: Solving $u_{tt} = c^2\nabla^2u$ with Bessel's Equation
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Graduate Lyapunov Function: Show 0 is Stable
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Undergrad What happens when you vary sigma in the s-plane?
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Graduate Variation of parameters applied to an ODE
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MHB How Can the Frobenius Method Be Used to Solve Complex ODEs?
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Undergrad Is Riemann Zeta function related to differential equations?
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Undergrad Differential Equation system and matrix
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Graduate Solving system of 2nd order coupled ODEs
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Graduate Behavior of besselfunction for index
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Undergrad Solve for L: Unknown Exponential Function & Plain Side
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Graduate Solving Fourth Order PDE with Boundary Conditions
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Graduate Qns on euler-lagrangian equation
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Graduate Runge-kutta method for a force acting upon a charged particle
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Graduate How Do You Solve a Time-Dependent Rate Equation?
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Graduate Solving 2nd order differential equation with non-constant coefficients
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Graduate Solving Unstable ODE: Theory, Stability & Continuity
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Graduate Stability of an ODE and Euler's method
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Graduate Solving a linear 2. order non-homogeneous differential equation
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Graduate Need quick help with Series, it will only take a few seconds
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Graduate Why Is the Fourier Sine Series Not Defined at Discontinuous Points?
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Graduate Boundary value problem - constrained paramter
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MHB Finding Critical Points of a Dynamical System.
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Graduate What is a Minimal Model in Chaos Theory?
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Graduate Cauchy Problem in Convex Neighborhood
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Graduate Partial derivatives after a transformation
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Undergrad Differential equation y(x)''=f(y(x))
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Graduate Ordinary Differential Equations
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Graduate Conceptual Second order differential eqn question
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Undergrad Linear equations - use of integrating factor
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MHB Bifurcations of dynamical systems
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Graduate How Do You Integrate x^3 J_0(ax) Over 0 to R?
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Undergrad How is the Sine Term Transformed in the Harmonic Motion Equation?
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MHB Differential equations: Homogeneous Linear Equations
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Graduate Unilateral and Bilateral Laplace Transform in Solving Differential Equations
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Graduate Finding Complex Roots of Implicit Hyperbolic Equations
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Graduate 4th order differential equation
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MHB Using the annihilator method to solve an ODE
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Graduate Help with solution of legendre's diffrential equation.
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Graduate Solve by using variation of parameters
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Graduate Small approximation of the Derivative of the Bessel function
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Graduate Solutions to 2 similar ODE's. Why does they differ that much?
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Undergrad Some trigonometric, exponential thing?
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Graduate Solve Eq: y''(x)+(2/x)y'(x)+(w^2)y(x)=0
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Graduate Inverse Laplace Transformation of arctan (s/2)
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Graduate Solving Non-Homogeneous DEs: Finding the Annihilator for Particular Solutions
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Graduate Differential equation resembling to cycloid
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Graduate Euler Bernoulli Beam 4th order ODE -Balance of Units
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Graduate Sugestions to solve this equation
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Graduate Method of Characteristics/Fan of characteristics
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Undergrad How can I solve this without using integrating factor?
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MHB Solution of the Damped Wave Equation under Certain Boundary Conditions
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Graduate Differential Equation with growth
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Undergrad Linear homogenous ODEs with constant coefficients
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MHB What Is the Guessed Form Using the Method of Undetermined Coefficients?
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Graduate Differential operators in arbitrary coordinate systems?
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Graduate Convection diffusion equation 1D exact solution
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Graduate How to set up Neumann boundary condition for a PDE in a coordinate-invariant form?
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Graduate Local Existence and Global Existence of differential equations
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MHB How to Solve Second Order Damped Wave Equation for PDEs: A Comprehensive Guide
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Graduate What is the general solution to Cauchy-Euler's equation?
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MHB Are Equal: $$\sin \alpha_nx - \sinh \alpha_nx$$
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MHB How to Combine Sturm-Liouville Equations for 4th Derivative?
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Graduate 'Theta function' setting conditions similar to delta function?
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Graduate How Do You Numerically Solve Coupled PDEs with Continuity Constraints?
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Graduate Is every one playing a joke on me? PDE solution question
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Graduate Derivative of a Convolution: Solving an ODE with an Integral Solution
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Graduate Determining wheter or not a non trivial solutions exists for higher order PDE's
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Undergrad Solve Gompertz Model for Population Growth with Help | TIA
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Undergrad Covert differential equation into a system of 1st order ODE?
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Graduate How to covert this differential equation into a system of one order ODE?
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Graduate Obtaining the Green Function for Euler Beam with Specific Boundary Conditions
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MHB Solve Second Order Differential Eq. With Variable Coefficient
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Graduate Solve differential equation with boundary conditions using substitution
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Graduate Solving Non-Linear Differential Equation with Fourier Transforms
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MHB Wave equation soln check and plot question
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Graduate Bad method for finding potential function for exact ODE
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Graduate Removing a Singularity for a Second Order ODE
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Graduate On the domain of the function that undergoes the Hilbert transform
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MHB Another second order non homogeneous ODE....
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MHB Frequency Spectrum of a Vibrating String
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Undergrad Higher order DE to State space
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High School I know nothing about differential equations
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MHB Approximating Solutions with Coefficients of $Y^m_\ell$
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Graduate Chaotic Attractors: Proving Fractals Exist
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MHB Solve f(t) with Heaviside Functions: Find b
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