Join in expert discussion on differential equation topics like ODE and PDE. Differential equations are an equation involving derivatives of a function or functions.
Threads
Graduate Eigen functions of the linear operator L
- nughret
- · Replies 1 ·
Graduate Solving forth order nonlinear ode
- hamidD
- · Replies 1 ·
Graduate The ONLY solution of PDE: f_t g_r = f_r g_t ?
- smallphi
- · Replies 2 ·
Graduate Solving Abel Equation: Step-by-Step Guide
- saltydog
- · Replies 5 ·
Undergrad Why do I have a Fourier Serie in my heat equation solution?
- Link-
- · Replies 3 ·
Graduate Why is the phase angle not just -90 degrees?
- Cyrus
- · Replies 2 ·
Graduate Where Did My Differential Equation Solution Go Wrong?
- Four
- · Replies 1 ·
Graduate 2nd order differential equations with constant coeff. The Particular integrals.
- rock.freak667
- · Replies 5 ·
Graduate Legendre's associated function - number of zeros?
- JP O'Donnell
- · Replies 1 ·
Graduate Linearization of nonlinear non homogenous ODE
- mike79
- · Replies 5 ·
Graduate 1D Diffusion Equations (Numerical Computing) [kind of long]
- Jelfish
- · Replies 8 ·
Graduate Nonlinear Equations: How to Solve Deviations from Textbook Solutions
- DrScanlon
- · Replies 5 ·
Undergrad Laplace Transforms to solve non IVPs?
- Alex6200
- · Replies 7 ·
Graduate Solve Homogeneous DE Easier: Better Substitution?
- Werg22
- · Replies 3 ·
Undergrad Why Is the Differential Equation m*dv/dt = mg - kv^2 Challenging to Solve?
- Robert Mak
- · Replies 3 ·
Graduate How Do Green Functions Relate to Boundary Conditions in Quantum Field Theory?
- robousy
- · Replies 4 ·
Graduate Existence and Uniqueness of Solutions for ODE with Initial Conditions y(1)=0
- supercali
- · Replies 4 ·
Undergrad Solving Differential Equations with Integrating Factor
- roam
- · Replies 19 ·
Graduate What is the Linearization Process for Water Tank Systems?
- Mårten
- · Replies 4 ·
Graduate Laser Travelling wave rate equations solved numerically
- chitambira
- · Replies 2 ·
Graduate Product Rule for Derivatives of Theta and Time Functions
- Ultimâ
- · Replies 5 ·
Graduate Double differentials and some curious problems
- Ultimâ
- · Replies 10 ·
Graduate Can a Nonlinear DE with Constant Coefficients be Solved Analytically?
- mike79
- · Replies 3 ·
Graduate Solving Laplace Transforms: x'' + 2x' + 5x = 3e^{-t}cos(2t)
- epheterson
- · Replies 2 ·
Graduate Finding Oblique Trajectories to y=x-1+c*e^-x
- sozo91
- · Replies 1 ·
Undergrad Another ODE, can't separate variables
- bryanosaurus
- · Replies 3 ·
Undergrad Solving H.S. Bear's Diff Eq Problem: (1-y^{2}) dx - xy dy = 0
- bryanosaurus
- · Replies 2 ·
Graduate Which Solution Should You Choose for a Given Bernoulli Problem?
- supercali
- · Replies 3 ·
Illustration about dynamical system
- csyd5053
- · Replies 3 ·
Undergrad Particular integral question with 2nd order diff eq'ns
- rock.freak667
- · Replies 8 ·
Graduate Calculating Missile Direction Changes Over Time: A Mathematical Approach
- Dumbledore
- · Replies 17 ·
Graduate Differential equations with singularities
- kosmonautilus
- · Replies 1 ·
Graduate 2nd order with exponential and constant on right side
- ADGigus
- · Replies 4 ·
Graduate How to solve the following equation ?
- mark gazi
- · Replies 3 ·
Undergrad Solve this :bSin(x)+aCos(x)=bSin(mx)+aCos(mx)
- hadi amiri 4
- · Replies 4 ·
Graduate Problem with a boundary value problem non linear
- UNKNOWN089
- · Replies 2 ·
Graduate Expressing Function Norm Using Fourier Coefficients
- sristi89
- · Replies 3 ·
Graduate Solve ODE in Plane: d2x/dt2=-cosx, d2y/dt2=-cosy
- wofsy
- · Replies 8 ·
Undergrad Need help setting up Logistics equation
- obperryo
- · Replies 8 ·
Graduate A question on the operator e^D
- mhill
- · Replies 1 ·
Graduate Solving dx/(y+z) = dy/(x+z) = dz/(x+z)
- ForMyThunder
- · Replies 1 ·
Graduate Unique soultion of a set of nonlinear differential equations.
- arroy_0205
- · Replies 2 ·
Graduate How Do You Expand a Differential Equation Solution into a Taylor Series?
- epheterson
- · Replies 6 ·
Graduate Three Variable Simultaneous Differential Equation
- ForMyThunder
- · Replies 1 ·
Undergrad Solve 4th order trial n error method
- niwde
- · Replies 3 ·
Undergrad Why Do Laplace Transforms Require Initial Conditions Unlike Fourier Transforms?
- JohnSimpson
- · Replies 17 ·
Graduate How Does the Derivative Step Work in Kreyszig's Solution for Y'=(y+9x)^2?
- TRAyres
- · Replies 2 ·
Graduate If f(x+y) + f(x-y) =2f(x)f(y) and f(0)=k then find f(x)?
- succhi
- · Replies 1 ·
Graduate Scaling the Heat Equation to Standard Form
- Somefantastik
- · Replies 1 ·
Undergrad Solution strange, differential equation
- Phizyk
- · Replies 3 ·
Undergrad Solving a non-linear non-seperable differential equation
- SuperNomad
- · Replies 2 ·
Undergrad Solve Power Series: (x^2)(y")+y=0
- momen salah
- · Replies 9 ·
Undergrad The Physical Meaning of Laplacian(f) = 0 in Vector Analysis Explained - MTarek
- mtarek16
- · Replies 6 ·
Graduate Can you cancel differentials in partial derivatives?
- ice109
- · Replies 10 ·
Graduate Question: How does the transformation of a region affect its boundaries?
- the1ceman
- · Replies 2 ·
Graduate Multiple Scales and Non-Linear Oscillator.
- qspeechc
- · Replies 3 ·
Graduate Is There a Simpler Method to Solve This ODE: \(\frac{dy}{dx}(x^3 - 12y) = x^2\)?
- scorpion990
- · Replies 10 ·
Graduate How Did Euler Link Complex Exponentials to Trigonometric Functions?
- The_ArtofScience
- · Replies 16 ·
Undergrad Solve Bonus Problem with Power Series: (x^2)(y")+y=0 | Help Needed!"
- momen salah
- · Replies 1 ·
Graduate Solving a Second Order Homogeneous Differential Equation
- Kb1jij
- · Replies 2 ·
Undergrad Unravelling the Difference Between y' = sin(y) and y' = 2 + sin(y)
- epheterson
- · Replies 3 ·
Undergrad Integration and taylor expansion
- casanova2528
- · Replies 7 ·
Undergrad FORTRAN 90 - DVERK? - initial condition solver
- FrogPad
- · Replies 3 ·
Undergrad Question on drawing a diff.equation
- transgalactic
- · Replies 5 ·
Graduate How do you apply the Chain Rule to the energy distribution function?
- gareth
- · Replies 1 ·
Undergrad How Can I Solve the Equation x=y+bsinh(cy)?
- yoseph
- · Replies 12 ·
Graduate Can the Axisymmetric Poisson Equation for Magnetostatics be Solved?
- Wiemster
- · Replies 2 ·
Undergrad Question in understanding differitial equations
- transgalactic
- · Replies 14 ·
Graduate Solving (1/2)y'' + y^2 = 1: How to Attack?
- Adeimantus
- · Replies 9 ·
High School Where Can I Find an Easy-to-Follow Animation Lecture on Calculus?
- transgalactic
- · Replies 2 ·
Graduate Can you help me in this problem?
- vip89
- · Replies 8 ·
Graduate Can You Solve This System of First Order PDEs in Game Theory?
- UpperGround
- · Replies 3 ·
Undergrad Laplace Inverse of 1: Dirac(t) Explained
- momen salah
- · Replies 3 ·
Undergrad First order differential equation help
- rppearso
- · Replies 4 ·
Undergrad Need help with D.E to account for air drag of my projectile
- guipenguin
- · Replies 1 ·
Undergrad System of Second Order, Nonhomogeneous Differential Equations
- mccormas
- · Replies 3 ·
Graduate Solutions to Homogeneous 2nd-order Linear D.E.s
- pr0me7heu2
- · Replies 4 ·
Undergrad Why is -2/2 Added in the Manipulation of the Numerator in Laplace Transform?
- juice34
- · Replies 2 ·
Graduate What causes a solution to be dependent on a parameter in differential equations?
- BeauGeste
- · Replies 4 ·
Graduate Are the solutions to first order ODE's the same or different for x=a?
- mhill
- · Replies 1 ·
Graduate Genral state space model - runge kutte
- ash4sigh
- · Replies 6 ·
Undergrad Solve 4th Order Differential Equations (No Guesswork!)
- maddogtheman
- · Replies 7 ·
Undergrad (Methods)Parameters v Undetermined Coefficients
- hils0005
- · Replies 2 ·
Graduate Verifying 1D Heat Diffusion PDE Solutions
- Big-T
- · Replies 4 ·
Graduate Transforming an elliptic PDE into the Laplace equation?
- AKBAR
- · Replies 1 ·
Graduate Can you solve this second-order differential equation with given conditions?
- Mervin
- · Replies 9 ·
Graduate Flattening Equation: Solve for Equatorial Radius a
- stevebd1
- · Replies 1 ·
Undergrad Just a question on maximum probability
- holymackerel
- · Replies 8 ·
Graduate Derivation of NS Equations in Cylindrical Coordinates | Continuity Equation
- islamphysics
- · Replies 1 ·
Graduate Solving the Diffusion Equation with Boundary Conditions
- strangequark
- · Replies 6 ·
Graduate Solving Green's Function for L w/ Boundary Conditions
- Semo727
- · Replies 3 ·
Graduate Solving an Ordinary Differential Equation Problem: x*x''-y*y''=0
- lurflurf
- · Replies 1 ·
Graduate Solving Differential Equations of the Form y'+Cy^2=D
- gamesguru
- · Replies 5 ·
Graduate Integration of the function exp(cos(x))
- Gladbo
- · Replies 7 ·
Undergrad Analogy to Damped , Driven Oscillator.
- qspeechc
- · Replies 7 ·
Graduate Where Can I Find the Singular Points for a Pendulum System?
- ash4sigh
- · Replies 2 ·
Graduate Integral of first order (first kind) bessel function
- Pratyush
- · Replies 2 ·
Graduate Stuck Solving This Differential Equation?
- Laney5
- · Replies 5 ·
Graduate Series solutions near a regular singular point
- phrankle
- · Replies 1 ·
Graduate ODE Change of Vars: Techniques for Bessel Function Transformation
- robousy
- · Replies 5 ·