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 Understanding the Chain Rule for Partial Derivatives in Multivariable Calculus
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Undergrad Solving Differential Equation: dy/dx=3y | Travis
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Undergrad Solving Air Drag Equation for Beginners
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Graduate Formulating Differential Equations
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Undergrad Homogeneous equation, problem with algebra
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Undergrad What is the Bernoulli Differential Equation Form of 3y^2y' + y^3 = e^-x?
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Undergrad Recommend a textbook about differential equations
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Graduate Finding the eigenvectors (and behavior of solution) around the
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Undergrad Basic PDE Help: Simplifying the Confusing Concepts | MathBin
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Graduate Solving 2D Laplace Equation with Boundary Conditions
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Undergrad 1st order diff equ vs integral tables
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Graduate Find 2 Missing Critical Points for x' = y(1 + x - y2) and y' = x(1 + y - x2)
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Graduate Solving Initial Value Problem: Interval Defined?
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Undergrad How do I incorporate the initial velocity into the equation?
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Undergrad Derivative of dE=(kqz)/(z^2+R^2)^3/2 with respect to z
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Graduate How Do You Derive the Fourier Series for Laplace's Equation Solutions?
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Graduate Can a Riccati-type Differential Equation with a Square Root Term be Classified?
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Graduate Transforming an ODE: Solving a Difficult Equation with a Simple Transformation
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Undergrad Help Identifying ODE: x'' + k(x')^2 + c = 0
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Graduate Quick question-Representing a curve w/a DE
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Graduate 2nd-Order Non-Linear ODE: Where to Start?
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Undergrad Solving x'=sinx: Where do the x0's Come From?
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Graduate Solving a first-order nonlinear differential equation.
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Graduate Can a Measurable Function V Exist for Given Quantum Energy Eigenvalues?
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Graduate Infinite series solution for NON-linear ODEs?
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Undergrad What Is Orthogonal Trajectory?
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Undergrad Derivatives of natural logarithmic functions
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High School What Is the Derivative of y = x^4 * 4x?
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Graduate Trouble with dirac delta in R^2
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Graduate A differential equation : x^2 * u'' = k*u
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Undergrad Fourier transform and steady state solution?
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Graduate How to Reduce the Order of the ODE y'' = c - 2(y')²/y?
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Graduate What Are All Second-Degree Harmonic Polynomials in R2?
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Undergrad Order of differential equation
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Graduate Y'' - y' = e^x [2nd order nonhomogenous diff Eq]
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Graduate Number of solutions of a nonlinear differential equation.
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Graduate Partial derivative of an ordinary derivative?
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Graduate Wave Equation, stuck on a partial calculation
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Undergrad Differential in a initial value problem
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Graduate Solving Diff. Eq: Lambda f(y), Lambda g(y) - Get Hypergeometric?
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Undergrad Help with DE and UNIT STEP FUNCTION
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Undergrad Need Help Solving These ODE Problems?
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Graduate Solving Euler Equation for F(K) and U(C) with Initial and Terminal Conditions
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Graduate Equation of heat conduction, vague text book
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Graduate Numerical method to solve high order ODEs.
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Graduate Condition for a 2nd order differential eqn to have bounded solutions?
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Undergrad 1st order non homogenous DE problem solving
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Graduate Where Did My Integration by Parts Go Wrong?
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Graduate Equation of Diffusion, trouble simplifying, PDE
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Graduate Solving a Bessel Function DE in Electromagnetism | Cylindrical Coordinates
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Graduate Convergence of Saddle-Point Approximation for Large M in Integrals
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Graduate Generalizing separation technique
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Graduate Where did this term come from? (Fourier)
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Graduate Laplace and Poisson Equation in oblate and prolate spheroids
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Graduate Symmetry in Differential Equations: Benefits & Consequences
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Graduate Understanding Frobenius Method & ODEs: When to Use Set 1 or Set 2
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Graduate Understanding Fourier Equations in PDE for Beginners
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Graduate Diff. eq. for the Einstein metric inside a body
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Undergrad Laplace transform of sin(ωt – Φ)
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Undergrad Differential problem Confused :S
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Graduate Solve y'''=y'': Using Power Series to Solve Non-Linear Diff Eq
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Undergrad Solving Separable Equations: Hi, I'm Stuck!
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Undergrad Integrating (ln x)^2/e^5t in Variation of Parameters Problem
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Graduate Need help drawing phase portraits for coupled systems of ODEs
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Graduate Skew Adjoint Frechet derivative?
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Undergrad From 2 1st order ODEs to 1 2nd order ODE?
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Graduate Can Partial Multigrid Solutions Enhance Efficiency in CFD Simulations?
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Graduate Can Differential Equations Model Complex Systems Like the Stock Market?
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Graduate How Do I Solve This Differential Equation System?
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Graduate Nonlinear Differential equation and simplification techniques
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Graduate Many-Body Numeric Integration Algorithm
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Graduate Solving an Annoying Equation with Trigonometry and Constants
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Graduate Solving Non-Linear ODE's in Mathematica
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Undergrad Integration Factors: Solving Problems
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Graduate Change of variables to polar coordinates
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Graduate Method of characteristics for linear PDE's (variable coefficients)
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Graduate What is Clairaut's Equation and How Does it Apply to Optics?
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Graduate Linear Partial Differential Equations Explained
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Undergrad Understanding the Limit of dx Approaching 0 in Differentiating Products
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Graduate Draw the trajectory in the x-xdot plane
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Graduate A problem about integral of modified bessel function
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Graduate Reducing Order: Is it Valid to Say G(x) = 0?
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Undergrad How would I solve a DiffEq of the form
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Undergrad What types of ODEs can Laplace Transforms effectively solve?
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Graduate Wave on a string and the chain rule Argh
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Graduate Can These Second Order ODEs Model Planetary Trajectories?
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Graduate Numerical Integration and Energy Loss
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Undergrad Runge-Kutta vs Euler: Solving Two-Dimensional Differential Equation
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Undergrad How can I determine if the equation (2x+3) + (2y-2)y' = 0 is exact or not?
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Undergrad How Do You Find the Integrating Factor for This Equation?
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Graduate Solution to the nonlinear 2nd order d.e
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Graduate First order pde cauchy problem by method of characteristics
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Graduate How can a first order nonlinear differential equation be solved?
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Graduate Helmholtz equation Neumann and divergence
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Graduate Green Function and Boundary Conditions
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Graduate Gradient of multiparticle wavefunction
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Graduate 1st Order Nonlinear equation - Control
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Graduate Eigen functions of the linear operator L
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Graduate Solving forth order nonlinear ode
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Graduate The ONLY solution of PDE: f_t g_r = f_r g_t ?
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