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 Question on How energy equation is presented in Diff form
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Graduate Nonlinear conduction,where thermal conductivity depends on temparature
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Graduate Gradient Descent and Cauchy Method in Differential Equations
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Undergrad How do I find this answer on TI-89 calculator?
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MHB Find Real Valued Functions: g(x)^2=Int+(1990)
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Graduate Gradient Question: Why Does Direction Maximize Function?
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Graduate Math Biology Experiment: Analyzing Cell Turnover Rates in Different Ages
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Looking for Online Bifurcation Plotting Tools?
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Graduate Green's function in n-dim, but with one independent variable.
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Graduate Does Negative Divergence of Gradient Temperature Lead to the Laplace Equation?
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MHB Angle change rate is a function of the instantaneous angle
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Undergrad How is the Delta Distribution the Derivative of a Step Function?
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Graduate Need help solving a differential equation for orbit.
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Graduate Finite Differences-Semi discretization method on Heat Equation
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Graduate Initial condition effect in Nonlinear PDE of a wave
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Graduate Understanding Uniqueness and Existence Theorems for ODE's
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Graduate Convergence of perturbative solutions to a non-linear diff eq
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Graduate Rotation of coordinates (context of solving simple PDE)
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Graduate Existence and Uniqueness Theorem
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Graduate How can y be solved for given x and all A coefficients in the transfer function?
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Graduate Fourier Series Convergence Criterion
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Graduate Runge-Kutta Method - Need help with the calculus
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High School Is this a differential equation?
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Graduate Notation Question (Differential Equations)
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MHB Population Growth: US Carrying Capacity & Predictions
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MHB Logistic model/initial value problem
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Graduate Finding the first integral for equations of motion
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Graduate Solution that doesn't diverge at origin
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MHB How Does Newton's Law of Cooling Apply to a Roast Turkey's Temperature?
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Graduate Solving tricky functional equation
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Graduate Associated Legendre Polynomial Identity
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MHB Modeling with Differential Equations
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Graduate Solving Non-Linear ODEs with RK4 Method: Time Step Considerations
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MHB Differential equations and initial value problems
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MHB Estimate $y(0.5)$ using Euler's Method
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MHB Solving a Linear Equation with Initial Condition: $2xy'+y=6x$, $x>0$, $y(4)=20$
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Undergrad Is It Possible to Use the Method of Undetermined Coefficients Here?
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Graduate Power series and Laplace transform
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Graduate Solving a First Order Inhomogeneous ODE for a Regular LR Circuit with AC Voltage
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MHB Differential Equations: Direction Field
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Graduate Numerical methods for differential equations
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Undergrad Calculating Ozone Levels in a Room Using the Half-Life Equation
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Undergrad Relationship integration math problem
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Graduate Why do we get oscillations in Euler's method of integration and what i
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Undergrad Derivative of a fraction inside a radical
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Graduate Help plotting interacting Turing modes
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Graduate Writing y′′+P(x)y′+Q(x)y=g(x) as a Fredholm Integral Equation
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Graduate Discretization in cylindrical coordinates, unit thickness for azimuth?
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Graduate Asymptotes of an implicit function?
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Graduate Solving PDE for F and F' in 2D Space: Relation between Variables x, t and t
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Graduate Desperately seeking help with solving a differential equation
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MHB Johnsy's question via Facebook
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Graduate Is the Uniqueness of IVP Solutions Always Binary?
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Graduate Orthogonality condition for Airy functions
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MHB Gibbs Phenomenon:The maxima get smaller,the minima get bigger
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MHB Proof of the strong maximum principle
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Graduate How to study feedback? Which branch of Mathematics does it?
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Undergrad Why is the solution in the form of Ce^kx ?
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Graduate Partial Differential Equation with initial conditions
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Graduate What is the proof for this property of solutions?
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Graduate A question about uniqueness of initial conditions
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Graduate Geometrical interpretation of this property
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Undergrad A question on second order linear equations
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Graduate Laplace transform with Heaviside function
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MHB The eigenvalues are real and that the eigenfunctions are orthogonal
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MHB Method of characteristics-How can I continue?
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Undergrad Can you study differential equations without finishing integral calcul
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Graduate Solutions of second order linear PDEs
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MHB Mesh Currents with Differential Equations
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MHB How to Solve for \(x\) and \(y\) in a System of Linear ODEs?
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Undergrad A quick simple derivatives question
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Graduate Proportionality with more than one variable?
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Graduate Geometric interpretation for d²f/dxdy
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MHB Need explanation-hyperbolic system of equations
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Graduate How to numerically solve a PDE with delta function boundary condition?
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Graduate Planetary motion equations integral
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Undergrad Orthogonality of sine and cosine question
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MHB How do we conclude to the last relation?
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Undergrad Why is f(y,t+h) Equal to y(t+2) in Implicit Euler Method?
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Graduate Finding Solutions for ar''(t) + br'(t) + cr(t) = 0 with Vector r
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MHB How Do I Convert a Bernoulli Differential Equation to Linear Form?
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MHB Where Is the Error in Solving the Heat Equation in Infinite Space?
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Graduate Where Can I Find a Proof for the Wronskian Formula?
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MHB Do I have to find separately T_1, T_3 and T_n for n = 1,3?
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MHB Confirming what I learned, a follow up differential equation
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MHB Why should the solution be periodic?
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MHB Show that this is not a Sturm-Liouville problem
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MHB Normal form of the differential equation
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MHB How to Solve Non-Linear Equations of 3 Variables Using Newton-Raphson Method?
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MHB Differental Equation Question, Particular Solutions?
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MHB Why is a boundary condition at x=0 redundant for this Cauchy problem?
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MHB Gibbs Phenomenon: Investigating Fourier Series of a Discontinuity
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MHB How are the Hermite Polynomials Defined and Calculated?
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Graduate Fourier-Laplace transform of mixed PDE?
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MHB Looking at a solitary initial state
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Graduate Looking for a function in system of DE
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MHB Problem with linear differential equation
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Graduate How Can Eigenvalues Influence ODE Solutions in Phase Plane Simulations?
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Undergrad A differential equation question
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MHB Finding an Expression for Y in a Linear Multistep Method
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