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 Is y(x) Identically Zero in This ODE Given Specific Initial Conditions?
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Graduate Functions with "antisymmetric partial"
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Undergrad 4th order Runge-Kutta with system of coupled 2nd order ode motion equations
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MHB Solution of the problem in interlaced form
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Graduate Is it possible to solve this differential equation?
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MHB Is This the Correct General Solution for the Differential Equation?
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Undergrad Solving Navier Stokes & energy equations with different coordinates
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Undergrad Question about solution to Laplacian in Spherical Polars
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High School How to Determine a(x) for Integrating Any e^f(x)?
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Undergrad Why does the amplitude of an undamped driven oscillator not vary with time?
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MHB Parametric representation of a line
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Undergrad Sturm-Liouville Problem, boundary condition
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Undergrad F'(n) = f(n) in discrete calculus
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MHB Another field lines of 3D vector functions question
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MHB Field lines of 3D vector functions
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Undergrad Heaviside's Operational Calculus and Laplace Transform
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Graduate What is the significance of the constant m in the Hermite differential equation?
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MHB Understanding Support of Convolution: Does the Equality Hold?
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Undergrad Solve Equation: Get from One to Two?
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Graduate Nonlinear first order Differential equation
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Undergrad Conceptual Question: Vector-Matrix Differential Equation
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Graduate What Are the Latest Trends and Challenges in Nonlinear PDEs for Cancer Research?
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Undergrad Why Is u=y/x Treated as a Function of x Alone in ODE Differentiation?
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MHB System of differential equations involving matrices
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Undergrad How Do You Calculate the Dissolution Time of a Corroding Metal Sphere?
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Undergrad Interpreting the Sine Integral in Physics
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Graduate Obtain parameter derivatives solving PDE
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Undergrad Limit of spherical bessel function of the second kind
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Graduate Differential Equations not solvable
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Graduate What is the closed-form solution using ALS algorithm to optimize
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Why does h = h(x,y,θ,φ) prevent (1.39) from being an exact differential?
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Need help solving a differential equation
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Can someone walk me through solving a PDE numerically?
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Whittaker's solution and separable variables
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Understanding the method of Green's function
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MHB Proving $\int_{\mathbb{R}^3}\Delta G(x,y)dx=1$ with Gauss's Theorem
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Characteristic equation for recurrence equation
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MHB Put the 2D nonlinear system into Polar Coordinates
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How to graph the duffing frequency response
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Equations with dependent variable missing
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Solution for f(n) in recurrence equation
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Solve Difference Equation: ΔP = e^P
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Why is differential equation equal to sum of partials?
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Investigating the Behavior of a Diff. Eq. w/ Constant K & W
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Basic question about certain second order PDE's
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Am I expanding e^ix incorrectly?
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What are the limitations of using electrical circuits to solve PDEs?
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Question about multiple functions for a first order ODE
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Classifying second-order Partial differential equations
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Solving Diff Eqns: Renaming Constants & Reversing Signs
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Solving dy/dt = 0: Chain Rule & y(t)
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Wronskian and two solutions being independent
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Solving First-Order PDE: Explaining Basics
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Differentiatial equation
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MHB Solving Second Order ODE: True or False?
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MHB Solving Homogeneous ODE: $\displaystyle x(y-3x)\frac{dy}{dx}=2y^2-9xy+8x^2$
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How do you actually calculate this....?
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Variation of parameters - i have different particular soluti
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Brainstorm Ideas for Project - Get Suggestions on Differential Equations
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Special Second Order Ordinary Diff. Equation
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Why differential equations? When to use them?
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MHB What is the mistake in this supposed proof?
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MHB How do we get the imaginary part?
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A solved 2nd order ODE that i don't understand its solution
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Does Integration Scheme Choice Matter for Initial Demo of Crane Control?
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Green's function in elliptic box
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Solving the 3D Diffusion Equation with Fourier Spectral Techniques
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Why 2nd order differential equation has two solutions
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Need help understanding an aspect of undetermined coeff's
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Transfer function with non zero initial conditions
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Numerical solution of non-linear diffusion equation
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MHB How do I apply the Frobenius method to solve Hermite's ODE?
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Axial/Longitudinal Vibrations in beams
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Quick question about method of Frobenius
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MHB How do we deduce that there is such a point?
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What are differential equations good for?
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MHB How do you solve the Euler ODE $x^2y'' + xy' - n^2y = 0$ using $y=x^p$?
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MHB Find Ansatz for this ODE (3.5.15)
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MHB Please check this particular solution excercise
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Bungee jump -> differential equation -> simulink simulation
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MHB Help with ODE initial conditions
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MHB Find Solutions for Char. Eqtn. y'' + 2y' + 3y = 0 with y(0) = 0, y'(0) = 1
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MHB Please check Laguerre's eqtn solution
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Do these two partial derivatives equal each other?
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Taylor expansion with multi variables
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MHB Solving a Difficult DE with TI-NSPIRE: Is it True?
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Need help interpreting the Wronskian
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Soln space basis for all constant coeff homo linear DE's?
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MHB Solve for $a^2$ in $u_{xx} = u_{tt}$ using $u_1$ and $u_2$
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How do differential equations relate to traffic flow?
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Question on proper technique for solving this equation
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Undergrad First Order Differential Equation
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MHB Differential equation y/(x^2+y^2)
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MHB Solve the differential equation
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MHB Verifying Solution: U(x, y) = cos(x) cosh(y) for PDE U_xx + U_yy = 0
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Solving Second Order Linear Diff Eqns: Proving Theorems & More
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MHB -b.1.3.21-24 Order and linear or nonlinear
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Understanding some unfamiliar words
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Why Must B Approach Zero in Cauchy-Euler ODE Solutions at x=0?
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A Holder space is a Banach space
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