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 Properties of Differential Operator and Proper Formalism
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Graduate A question about sturm liouville theory
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Graduate Crank-Nicolson instability in 3D
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Graduate Solving the Riccati Equation for Thesis: Tips and Assistance
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Graduate Solving a Partial Differential Equation (PDE)
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Graduate Need Help Solving a Differentiation Problem
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Undergrad What is the Fundamental Frequency in the Fourier Series of cos4t + sin8t?
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Undergrad What are the real-world applications of higher-order ODEs?
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Graduate Second order nonlinear differential equation
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Undergrad Solving DE with Constant: Homogenous & Non-Homogenous
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Undergrad Where are nonlinear dynamics and chaos theory used?
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Graduate Question about 2nd order linear ODEs series solutions
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MHB Fourier Transform of f'(ax): Discrepancy in Results?
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Graduate Ill-posed inverse problem (linear operator estimation)
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Graduate Harmonic Functions, conjugates and the Hilbert Transform
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MHB Coefficient solving for a PDE-eigenfunction
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Graduate Boundary Value Problem and ODE: How to Rescale and Solve for Inner Solutions?
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Graduate Solving ODEs: Is There Any Hope?
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Undergrad Second order circuit with 2 capacitors to differential equation
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Undergrad Solution to PDA: Solving 12x3 + 6x2 + 9x
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MHB Troubleshooting Damped Free Forced Vibration Solutions
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Undergrad Calculator that solves differential equation
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Graduate Nonlocal Physics: Boundary Integral Conditions
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Graduate Exact Solution of Geometric Brownian Motion
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Graduate Solving the Shrinking Core Model: Questions & Solutions
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Graduate What can we say about the solution of this PDE?
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High School Integrals Explained: What Does t and dt Mean?
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Undergrad Question about the start of a cosine fourier series
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Undergrad Homogeneous differential equation
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MHB Using definition of Laplace transform in determining Laplace of a step function
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MHB Proof of Fourier Series: F(ax) = (1/a)f(k/a) with F(x) as Fourier Transform
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MHB Vanishing wronskian for linearly independent solutions
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Graduate Diracs delta equation - general interpretation
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Graduate Why Are Boundary Conditions Zero for \(\phi\) in Partial Differential Equations?
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Undergrad Can this be turned into a differential equation? Recursive diffy Q?
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Graduate Continuity of (x^2 + y^2)sin(1/(x^2+y^2)) Derivative at 0
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Graduate Radial solutions to laplace equation
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Graduate How Can Visual Learners Master PDEs and Fourier Transforms?
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Graduate Factorising and integrating a differential
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Graduate Derivation for Rodrigues formula (orthogonal polynomials)
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Graduate Solving a Tricky Substitution with d^2x/dt^2
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MHB Pharaoh's Taylor series question from Yahoo Answers
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Undergrad Need HELP with Laplace transform
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Graduate Laplace analysis of RLC and RLCC circuits
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Graduate Finding the maximum speed for a vector?
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MHB Find Value of $k$ for Equation with One Real Solution
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Graduate Proving the non-existence of a function.
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Undergrad Why Add Homogeneous and Particular Solutions in Linear Differential Equations?
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Graduate What Does a Linear Functional Do?
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Graduate What is the missing term in the differential equation?
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Graduate How Do You Solve the Complex Equation \( z^2 + 4\overline{z} + 4 = 0 \)?
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Graduate Qualitative implications of parameter shift in non-autonomous ODE
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Undergrad How Do You Plot Level Curves for the Function z=(x²-2y+6)/(3x²+y)?
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Graduate Elements in sets that are common
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Graduate Numerical PDE boundary problem methodology
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Graduate What is the inverse Laplace transform of F(s)?
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Graduate Velocities in inertial and rotating frames of reference
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MHB Non-linear differential equation
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Undergrad Looks same as distinct root solution
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Graduate 4th order Runge Kutta method for 2nd order ODE
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Graduate Is differential equation required to study real analysis?
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Graduate Unable to solve a nonlinear DE analytically help needed
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Graduate Doubt about the dimension of a 2nd order homogeneous equation
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Graduate What does 2nd ord pde tell you? like fxx(x,y)
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Graduate Can a Dynamical System Have Multiple Locally Stable Equilibria?
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Graduate Non-homogeneous Boundary value Problem
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Graduate ODE y''+b^2 y=0 where b is vector
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Graduate What Is the Laplace Transform Formula for \(\mathcal{L}[f(t) \cdot g'(t)]\)?
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MHB Eigenfunctions and Boundary Conditions for $$\frac{d^2}{dx^2}(xy) - λxy=0$$
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MHB How to Find the Steady State Temperature Distribution in a Spherical Shell?
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Undergrad What Does (\frac{\partial z}{\partial x})y Indicate?
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Graduate General solution to partial differential equation (PDE)
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Graduate Finding the particular/complementary solution from a laplace transform
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Graduate PDE and finding a general solution
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Graduate Derivation of normal surface vector of a quasilinear PDE
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Graduate Solving the Linearization Problem for \dot{x}+√x = 0: Expert Suggestions"
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Undergrad Extended tables of Laplace transforms
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Graduate Practice Problems to Nonlinear Dynamics Strogatz Book
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Graduate Black-Scholes PDE and finding the general solution
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Graduate Need help with euler langrange equation.
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Undergrad Computer Program for Dog Chasing Rabbit
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Graduate Fourier series (maybe) of e^x from 0 to 2pi
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Graduate Heat Equation (Non Homogeneous BCs) - Difficult Laplace Transform help ;)
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Undergrad Integrating factors for 1st OLDE
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Graduate How to Solve an ODE Problem when one of parameters is dependent to derivative?
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Graduate Help with a 2nd order PDE involving mixed derivatives
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Graduate Extended Kalman Filter : Measurement Matrix
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Graduate Kalman Filter Derivation with Non-Diagonal Q Matrix
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Undergrad Why is it useful to isolate the highest order derivative when solving DEs?
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Graduate Second order diff. eq. Frobenius
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Graduate How to Solve a Nonlinear ODE with a Complex Threshold
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Graduate Solving an ODE with eulers formula.
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Graduate Solving nonlinear first order DE w/ fractional exponents
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MHB Solving for P02 using Integrating Factor?
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Graduate No. of solutions of 1st and 2nd order ODE
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Undergrad Help with bernoulli differential equation
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Undergrad Differential Equation: d^2y/dx^2 + y = 0
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Graduate What Does the Subscript in the Airy Function Power Series Notation Mean?
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MHB Repeated roots, non homogeneous - second order, reduction of order method
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Undergrad Converting derivative into integral
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