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.
MHB What are the restrictions for s and how to find them in Laplace transform?
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Graduate Non-Homogeneous ODEs with Coupled Equations: Solving with Fourier Series?
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Graduate Laplace Transforms: Math's Elegant Solutions
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Graduate D'Alembert's Solution to wave equation
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MHB Owen b's question at Yahoo Answers regarding a first order homogenous ODE
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Graduate Find damping coefficient at a given vibration mode
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MHB Solve 2nd Order Linear Inhomogeneous ODE: Muhammad Fasih
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Graduate Techniques for Solving Equations with Irregular Singular Points
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Undergrad Solve Ordinary Differential Equation: ln(y)=xy
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MHB Solving the Bernoulli Equation: Find Initial Value u(1)
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Graduate How can the differential quartic equation be solved with constants B and C?
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Graduate Deriving Partial Derivatives for Power Functions
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MHB Differential Approximation Task II
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Graduate Is There a General Equation for the Stormer-Verlet Numerical Integration Method?
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MHB William's question at Yahoo Answers regarding a 3rd order Cauchy-Euler equation
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Undergrad Absolute value in separable ODEs?
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Graduate Frobenius method for fourth order linear ODE
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Graduate Airy integral by Fourier transform?
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MHB Numerical Stability of Difference Schemes for Differential Operators
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Undergrad Solving 2nd Order DEs w/ Undermined Coefficients & e^x, cosx, sinx
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Graduate Understanding the Direction Field of y'=cos(πx)
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High School Linearity of differential equation
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Graduate Question on checking the linearity of a differential operator
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MHB Using the Wronskian to Solve Differential Equations with Non-Constant Solutions
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Graduate Differentiation in spherical coordinates.
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Undergrad How to Derive the ODE for a Series RC Circuit with a Current Source?
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Undergrad The Famous Romeo and Juliet Problem
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Graduate Verify pulling out the partial derivative.
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MHB Integrating a diagonal 2x2 matrix
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Graduate Does a Fourier Series Have an Infinite Dimensional Parameter Space?
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Graduate Laplace Differential Equation of a Half-Annulus
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MHB Second order differential equation,with constant terms
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Undergrad Help with Mathematica Problem Solving
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MHB Solve \(u_{tt} - u_{xx} = \sin(u)\): Let \(u(\xi)\)
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MHB Positive Roots of ODE Solution: K>1/4 has Infinite Zeros
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Graduate Solving non homogeneous heat equation
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Undergrad Discover How to Solve the x = y sin(x) Equation with Expert Tips
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Graduate Analytical solution of nonlinear ordinary differential equation
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Graduate Is wave and heat equation with zero boundary Poisson Equation?
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Graduate Bessel's ODE: Why does taking ν≥0 matter? It is squared anyway.
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Graduate Few questions about series solution of ODEs
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Graduate How difficult is it to solve this elliptic ODE.
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Graduate Solving a Differential Equation with Boundary Conditions
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Graduate Differential equations involving the function composition
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Graduate Isn't Ordinary Point Just a Specific Case of Regular Singular Point?
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Undergrad Laplace transform interpretation
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Graduate Bessel Equation and Bessel fuctions
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Graduate Integrating derivatives in matrix elements
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MHB How can I apply Euler's method without the interval component?
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Graduate Need help solving 1st order pde numerically
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Graduate How Can I Solve This Complex Differential Equation?
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Graduate Critiquing separation of variables method for PDE.
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Graduate Clarifying ODE/PDE Integration and Conditions
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MHB Recasting/Reducing ODEs of order n to first order
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Graduate Is this true about differential equations?
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Undergrad Find Second Derivative of f(x)= x^(2/3) (6-x)^(1/3)
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Undergrad Need a quick favor if anyone has Differential Equations 3rd Ed by Zill
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MHB Is the Norm of a Quantum State Constant in Schrödinger's Equation?
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Graduate Generalized eigenvectors and differential equations
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Undergrad Partial differentiation with 3 variables
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Graduate Solving the Biharmonic Equation in Polar Coordinates: Tips and Techniques
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MHB How Does Constant Yield Harvesting Affect Fish Population Stability?
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MHB Show that the differential equation has no solution that satisfies g(0) = 1
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Graduate Understanding the General Solution of a Differential Equation
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Graduate Help connecting vector fields in ODE and Vector Calc
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Graduate Normalization of Orthogonal Polynomials?
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Graduate Applying Gauss' Law to other situations
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Graduate How to solve a system of PDAEs with eigenvalue
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Undergrad Transforming differentials and motion
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Graduate How to solve delay differential equation
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Graduate Solving Diff. Eqns with Constants: a & b
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MHB Integrating factor, initial value problem
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Undergrad Solving a simple differential equation
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Graduate Is there a mistake in dividing differentials for this equation?
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MHB Why Do Solutions to This ODE Differ?
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MHB Exponential Growth & Decay Question
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Undergrad Differential equation - Reduction of order
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Graduate How is the equality in this PDE achieved?
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Undergrad Derivative function. Is the book wrong?
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Undergrad Second Order Nonhomogenous Differential Equation
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Graduate How to Prove Global Existence for Two-Dimensional Cauchy Problems?
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Graduate How Do I Transform Coefficients in a Taylor Series Differential Equation?
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Graduate Figuring symmetries of a differential operator from its eigenfunctions
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Graduate How to Reduce a Function to a Hypergeometric Using a Change of Variables?
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Graduate How Do Laplace Transforms Help Understand Frequency and Amplitude in Signals?
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Graduate Why Is Partial Differentiation Different in Polar Coordinates?
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MHB Solve Volterra Equation: Integral Equation Guide
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MHB Alex's question at Yahoo Answers regarding a mixing problem
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MHB Integral equation Fredholm series
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MHB Second order differential help (Laplace)
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MHB Eigenvalue (and function) of integral equation
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MHB How to Solve Trigonometric Integrals and Isolate y as a Function of x
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MHB Second order inhomogeneous differential equation
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MHB Differential equation for draining a pool
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MHB Hank's question at Yahoo Answers regarding a first order linear IVP
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MHB Solving an Integral Equation with Separable Kernels
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Undergrad Check whether I am correct in Chain Rule
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MHB How to Solve This ODE with Substitution?
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MHB Partial DE-separation of variables
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Undergrad Derive equation with a multiplier and constant
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