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 Stochastic Caluclus: dt^2=0, dW*dt = 0?
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Graduate How to find the inverse of a Laplace Transform?
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Graduate Dyon solution in BPS limit (differential equations)
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Graduate What Is the Physical Meaning of Laplace Equations in Higher Dimensions?
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Graduate Factoring drag into artillery flight, differential equation
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Undergrad Need help solving second order DE.
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Graduate Solve Euler's Equation: x3y'''+15x2y''+61xy'+64y=0
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Undergrad Newton's 2nd Law: Displacement & Trajectory of Motion
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Graduate Solving for y in an ODE with Initial Conditions
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Graduate What are the properties of the Fancy L Transform and its inverse?
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Graduate Question on zeros of a Bessel function.
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Graduate Solving Dilution Problem with Water Level Change & Brine Addition
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Graduate What is (∂u ∕∂x)dx in the expression for mass flow rate?
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Graduate Solving PDEs with IC, BCs: Help from Kevin
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Graduate How to Solve a 4th Order ODE with Given Boundary Conditions?
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Graduate Solve Conduction of Heat | General Formula for Temperature u(x,t)
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Undergrad Effect of Resonance on Mechanical Vibration
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Graphic Example of Beat Vibration
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High School Underdamped Vibration: A Graphic Example
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Graduate How Do You Solve the Damped Mass-Spring System Equation?
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Graduate I need to verify Bessel function expension.
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Graduate Solve Mass-Spring System Vibration Free
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Graduate Mass-Spring System Beats and Resonance
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Graduate Differential Galois Theory: exp(-x^2) has no elementary antiderivative
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Graduate Why Use Orthogonality Properties in Special PDE Problems?
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Graduate Order of Initial Conditions in PDE Solutions: How to Determine?
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Undergrad Partial Fractions: Solving s/(s^2 + 4)(s^2 + 9)
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Graduate Showing Integral form satisfies the Airy function
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Graduate System of ODE Boundary Value Problem with 2nd Order Backward Difference
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Graduate Is sin[(n+1/2)x] also an eigenfunction for this problem?
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Undergrad Laplace Transform Proofs: Get Help Now
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Undergrad Second order differential equation
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Graduate Use of laplace to solve a differential equation
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Graduate Generic question on boundary conditions
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Undergrad Backward Euler / Implicit Integration Implementation
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Undergrad Picard Iteration Help - Get Answers Now
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Graduate How can I derive the identity for this special Fourier series?
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Graduate Unpacking Ito's Lemma to its Construction
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Graduate Seperation of variables / Alternative method to solve a DE
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Graduate Bessel's equation of the second kind with integer order.
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Graduate Anyone ever work with a DE like this?
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Graduate Understanding the Roots of Euler's Equation and Finding the Second Solution
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Graduate Solving ode of forced oscillator with dumping
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Graduate Does a Unique Solution Exist for a PDE with Specific Boundary Conditions?
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Graduate Does chaos means long term numerical simulations useless?
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Graduate Does Non-Uniform Convergence of Fourier Series Imply Discontinuity?
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Undergrad Linearization Help: y" (t)+ y'(t)+y(t)=u2(t)-1
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Undergrad Finding General Solution / Fundamental matrix
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Graduate How to Handle PDEs with Two Dependent Variables?
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Graduate Analyzing Mass on a Vertical Spring
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Graduate Multivariable DE and Momentum Problem
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Graduate Second degree DE for pn-junction carrier concentration
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Graduate Numerical solution to a complicated ODE
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Graduate Change of variables in heat equation
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Graduate Decoupling Differential Equations: Can Substitution Simplify the System?
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Graduate Integrating Factors for Higher Order Differential Equations: Is There a Method?
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Graduate Exact Differential Equation and Green's theorem
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Undergrad Can someone help me solve this 1st order homogeneous differential equation?
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Graduate Non homogeneous differential equation - power series solution
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Graduate Solving Backward Euler with Newton's Method
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Graduate Laplacian of f equals zero and spherical harmonics equation
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Graduate How can I solve a system of BVPs with only boundary conditions given?
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Graduate Help doing differential equations and laplace
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Graduate Time of Motion with Negative Feedback
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Graduate Solving differential equation (involves power series)
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Undergrad Euler methond and the improved Euler method
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Graduate Find simplest differential equation
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High School What is u in the Wave Equation u(x,t)?
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Graduate Stability of a vector differential equation
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Graduate Galerkin method for wave equation
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Graduate Do Boundary Conditions Only Require Information at a Single Point?
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Graduate PDEs and the smoothness of solutions
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Graduate Help figuring out this trigometric substitution
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Undergrad Calculating Distance Traveled: Const., Time, and Dist. Dependent
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Graduate Similar to an eigenvalue problem.help
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Graduate Solving Forced Equations: y'' + 2y' = 3t+2
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Undergrad Deriving the Wheatstone Bridge Equation with Respect to R3 - Math Nerd Help
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Graduate Can Nonlinear Boundary Value Problems Be Solved Analytically?
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Graduate Constructing a Multiplicative Inverse Differential Equation with Ease
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Graduate Need recommendation on a good Partial differential Equation textbook.
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Graduate Calculate between [-epsilon,epsilon]
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Graduate Who Can Find the Time for a Falling Object with Resistive Force?
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Graduate Series Expansion for Inverse Laplace Transform of Irrational Functions
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Graduate Solving EM Problem with Variation of Parameters
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Graduate Question on orthogonal function with respect to weight.
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Graduate How Do You Prove the Bessel Identity J-3/2(x)?
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Graduate Please help in Gamma function to series conversion.
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Graduate Asymptotic behaviour of 1st order ODE
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Graduate Unsolved problems in differential equations?
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Undergrad How Does Euler's Method Work with Non-Zero Starting Points?
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Undergrad Integrating Factor Method and Absolute Value Bars
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Graduate Mx''+dx'+kx=constant*t^2*cos(constant*t^2) ?
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Graduate D’Alembert’s reduction principle
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Undergrad Therefore, y(t) = k1y1(t) + k2y2(t) is a solution to the given DE.
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Undergrad Mechanical ad Electrical vibration EASY question ?
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Graduate Discretizing PDEs with Boundaries/ICs
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Graduate System Control Query - Find y(t) from Y(s)
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Undergrad How do I integrate this? x/(x^2-1)^.5
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Graduate Calculating Integrals with Vector Functions
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Graduate How to tell if F(s) is laplace transform?
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