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 Solving Abel Equation: Step-by-Step Guide
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Undergrad Why do I have a Fourier Serie in my heat equation solution?
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Graduate Why is the phase angle not just -90 degrees?
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Graduate Where Did My Differential Equation Solution Go Wrong?
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Graduate 2nd order differential equations with constant coeff. The Particular integrals.
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Graduate Legendre's associated function - number of zeros?
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Graduate Linearization of nonlinear non homogenous ODE
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Graduate 1D Diffusion Equations (Numerical Computing) [kind of long]
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Graduate Nonlinear Equations: How to Solve Deviations from Textbook Solutions
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Undergrad Laplace Transforms to solve non IVPs?
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Graduate Solve Homogeneous DE Easier: Better Substitution?
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Undergrad Why Is the Differential Equation m*dv/dt = mg - kv^2 Challenging to Solve?
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Graduate How Do Green Functions Relate to Boundary Conditions in Quantum Field Theory?
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Graduate Existence and Uniqueness of Solutions for ODE with Initial Conditions y(1)=0
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Undergrad Solving Differential Equations with Integrating Factor
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Graduate What is the Linearization Process for Water Tank Systems?
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Graduate Laser Travelling wave rate equations solved numerically
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Graduate Product Rule for Derivatives of Theta and Time Functions
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Graduate Double differentials and some curious problems
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Graduate Can a Nonlinear DE with Constant Coefficients be Solved Analytically?
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Graduate Solving Laplace Transforms: x'' + 2x' + 5x = 3e^{-t}cos(2t)
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Graduate Finding Oblique Trajectories to y=x-1+c*e^-x
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Undergrad Another ODE, can't separate variables
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Undergrad Solving H.S. Bear's Diff Eq Problem: (1-y^{2}) dx - xy dy = 0
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Graduate Which Solution Should You Choose for a Given Bernoulli Problem?
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Illustration about dynamical system
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Undergrad Particular integral question with 2nd order diff eq'ns
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Graduate Calculating Missile Direction Changes Over Time: A Mathematical Approach
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Graduate Differential equations with singularities
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Graduate 2nd order with exponential and constant on right side
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Graduate How to solve the following equation ?
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Undergrad Solve this :bSin(x)+aCos(x)=bSin(mx)+aCos(mx)
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Graduate Problem with a boundary value problem non linear
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Graduate Expressing Function Norm Using Fourier Coefficients
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Graduate Solve ODE in Plane: d2x/dt2=-cosx, d2y/dt2=-cosy
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Undergrad Need help setting up Logistics equation
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Graduate A question on the operator e^D
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Graduate Simultaneous differential equation
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Graduate Unique soultion of a set of nonlinear differential equations.
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Graduate How Do You Expand a Differential Equation Solution into a Taylor Series?
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Graduate Three Variable Simultaneous Differential Equation
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Undergrad Solve 4th order trial n error method
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Undergrad Why Do Laplace Transforms Require Initial Conditions Unlike Fourier Transforms?
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Graduate How Does the Derivative Step Work in Kreyszig's Solution for Y'=(y+9x)^2?
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Graduate If f(x+y) + f(x-y) =2f(x)f(y) and f(0)=k then find f(x)?
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Graduate Scaling the Heat Equation to Standard Form
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Undergrad Solution strange, differential equation
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Undergrad Solving a non-linear non-seperable differential equation
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Undergrad Solve Power Series: (x^2)(y")+y=0
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Undergrad The Physical Meaning of Laplacian(f) = 0 in Vector Analysis Explained - MTarek
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Graduate Can you cancel differentials in partial derivatives?
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Graduate Question: How does the transformation of a region affect its boundaries?
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Graduate Multiple Scales and Non-Linear Oscillator.
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Graduate Is There a Simpler Method to Solve This ODE: \(\frac{dy}{dx}(x^3 - 12y) = x^2\)?
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Graduate How Did Euler Link Complex Exponentials to Trigonometric Functions?
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Undergrad Solve Bonus Problem with Power Series: (x^2)(y")+y=0 | Help Needed!"
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Graduate Solving a Second Order Homogeneous Differential Equation
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Undergrad Unravelling the Difference Between y' = sin(y) and y' = 2 + sin(y)
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Undergrad Integration and taylor expansion
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Undergrad FORTRAN 90 - DVERK? - initial condition solver
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Undergrad Question on drawing a diff.equation
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Graduate How do you apply the Chain Rule to the energy distribution function?
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Undergrad How Can I Solve the Equation x=y+bsinh(cy)?
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Graduate Can the Axisymmetric Poisson Equation for Magnetostatics be Solved?
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Undergrad Question in understanding differitial equations
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Graduate Solving (1/2)y'' + y^2 = 1: How to Attack?
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High School Where Can I Find an Easy-to-Follow Animation Lecture on Calculus?
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Graduate Can you help me in this problem?
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Graduate Can You Solve This System of First Order PDEs in Game Theory?
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Undergrad Laplace Inverse of 1: Dirac(t) Explained
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Undergrad First order differential equation help
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Undergrad Need help with D.E to account for air drag of my projectile
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Undergrad System of Second Order, Nonhomogeneous Differential Equations
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Graduate Solutions to Homogeneous 2nd-order Linear D.E.s
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Undergrad Why is -2/2 Added in the Manipulation of the Numerator in Laplace Transform?
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Graduate What causes a solution to be dependent on a parameter in differential equations?
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Graduate Are the solutions to first order ODE's the same or different for x=a?
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Graduate Genral state space model - runge kutte
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Undergrad Solve 4th Order Differential Equations (No Guesswork!)
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Undergrad (Methods)Parameters v Undetermined Coefficients
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Graduate Verifying 1D Heat Diffusion PDE Solutions
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Graduate Transforming an elliptic PDE into the Laplace equation?
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Graduate Can you solve this second-order differential equation with given conditions?
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Graduate Flattening Equation: Solve for Equatorial Radius a
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Undergrad Just a question on maximum probability
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Graduate Derivation of NS Equations in Cylindrical Coordinates | Continuity Equation
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Graduate Solving the Diffusion Equation with Boundary Conditions
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Graduate Solving Green's Function for L w/ Boundary Conditions
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Graduate Solving an Ordinary Differential Equation Problem: x*x''-y*y''=0
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Graduate Solving Differential Equations of the Form y'+Cy^2=D
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Graduate Integration of the function exp(cos(x))
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Undergrad Analogy to Damped , Driven Oscillator.
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Graduate Where Can I Find the Singular Points for a Pendulum System?
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Graduate Integral of first order (first kind) bessel function
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Graduate Stuck Solving This Differential Equation?
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Graduate Series solutions near a regular singular point
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Graduate ODE Change of Vars: Techniques for Bessel Function Transformation
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Graduate How can I integrate this ODE numerically?
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Graduate System of DEs with different denominators
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Undergrad What is the Laplace transform of sin2tcos2t?
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