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
Do we have to write them separately?
- evinda
- · Replies 1 ·
Solve Dispersion Equations: Wave Solutions
- evinda
- · Replies 8 ·
Non-linear differential equation
- evinda
- · Replies 6 ·
Initial Value Problem for a System of Linear Differential Equations
- mathmari
- · Replies 35 ·
Graduate Hyperbolic substitution in KdV equation resolution
- frank2243
- · Replies 18 ·
How is the Integral Form of Momentum Conservation Derived in Fluid Dynamics?
- mathmari
- · Replies 1 ·
Graduate Orthogonality relations for Hankel functions
- Septim
- · Replies 1 ·
Graduate Coupled differential equations for charged particles
- SgrA*
- · Replies 1 ·
Graduate How Do You Solve L{u(t−2)e3t} Using the Second Shifting Theorem?
- qwerty123z
- · Replies 1 ·
Graduate Is the equation in this context really true?
- yjc
- · Replies 2 ·
What is a velocity field and its relationship to a fluid element's motion?
- mathmari
- · Replies 2 ·
Verifying Transport Equation as a Dispersion Equation
- evinda
- · Replies 4 ·
Graduate Laplace transform of anti causal systems
- AbuBekr
- · Replies 2 ·
Discretising Elliptic PDE: How to Handle Derivatives and Summations?
- ognik
- · Replies 7 ·
Graduate Stability condition for solving convection equation by FDM
- nazmulislam
- · Replies 4 ·
Graduate Trying to invert an expression
- Morberticus
- · Replies 3 ·
Solving the DE for $\phi$: Find $A,B,\phi$.
- evinda
- · Replies 6 ·
Can the Maximum Principle be Used to Estimate Solutions of Elliptic Equations?
- mathmari
- · Replies 2 ·
Graduate Find the function phi(r,t) given its partial derivatives.
- stedwards
- · Replies 2 ·
Maximum principle-Uniqueness of solution
- mathmari
- · Replies 1 ·
Graduate Use of Laplace's equation in analytic function theory
- spaghetti3451
- · Replies 1 ·
Graduate Physical meaning of KdV equation
- fian
- · Replies 7 ·
Undergrad Obtaining Differential and Cumulative Distribution Frequency
- pid3control
- · Replies 1 ·
Max Principle: Showing $|u_1-u_2|\leq \max_{\partial{\Omega}}|g_1-g_2|$
- mathmari
- · Replies 3 ·
Solving for Complex $x$ in $(x-x^2)(1-x+x^2)^2=\dfrac{1}{7}$
- anemone
- · Replies 4 ·
Where does the Fourier series converge?
- mathmari
- · Replies 1 ·
How do we get the approximation?
- evinda
- · Replies 3 ·
Graduate Solving an eigenvalue equation with boundary conditions
- spaghetti3451
- · Replies 4 ·
Graduate Convolution theorem for Laplace Transform proof
- marksman95
- · Replies 5 ·
Graduate Solve 1st Order ODE from Transcendental Equation
- gonadas91
- · Replies 3 ·
A property of solution of ODE y''+p(x)y=0
- ipaper
- · Replies 3 ·
Graduate Solving Laplace's equation in spherical coordinates
- Happiness
- · Replies 5 ·
Finding T with Newton's Cooling Law
- notagenuis
- · Replies 5 ·
Graduate Jacobi elliptic functions with complex variables
- karlzr
- · Replies 1 ·
Graduate 2D Maxwell complex coordinate stretching PML
- Knaapje
- · Replies 1 ·
Graduate Solving y=e^{t-t^2/2}: Luck or Methodology?
- Wxfsa
- · Replies 8 ·
Integration of separate variables
- Milly
- · Replies 3 ·
Graduate Solving PDEPE without boundary conditions? heat transfer
- kattagiulio
- · Replies 3 ·
How to Solve $(x^2 + 1)y'' - 6xy' + 10y = 0$ Using Series Methods?
- shamieh
- · Replies 17 ·
Use series methods to find the solution corresponding to....
- shamieh
- · Replies 4 ·
Finding Eigenvalues, Eigenvectors, [3]
- shamieh
- · Replies 17 ·
Solving System of ODEs: Matrix Form, Eigenvalues/Vectors
- shamieh
- · Replies 5 ·
Graduate What Are the Differences Between Frep1, Frep2, and Their Magnitudes?
- Maria88
- · Replies 3 ·
Graduate Imposing normalization in numerical solution of of ODE
- jorgdv
- · Replies 8 ·
What are the limits of integrals in the energy method for wave equations?
- mathmari
- · Replies 1 ·
What is the solution for the given problem using the method of characteristics?
- evinda
- · Replies 1 ·
Graduate What does the nonlinear and dispersion terms represent in KdV equation?
- fian
- · Replies 4 ·
Solve Eigenvalues, Eigenvectors & General Solution for X'=AX
- shamieh
- · Replies 17 ·
Graduate Derive gen sol of non-homogeneous DEs through linear algebra
- Kevin Qi
- · Replies 2 ·
Graduate How to solve highly oscillating differential equation
- karlzr
- · Replies 17 ·
Matrices, Eigenvalues and such...
- shamieh
- · Replies 3 ·
Graduate Is there an analytic solution to this system of equations?
- END
- · Replies 3 ·
Solving an IVP with Green's Theorem: Wondering?
- mathmari
- · Replies 2 ·
Graduate Derivation of the equations of APF
- Maria88
- · Replies 8 ·
Graduate Solving a system of recursive functions
- Chef Hoovisan
- · Replies 3 ·
Graduate Optimal Control of Linear-Affine System w/ Constraints
- manciong
- · Replies 1 ·
Solving optimum Bézier approximation of a circle
- Adlibber
- · Replies 2 ·
Undergrad Prove cos^2(x)+sin^2(x)=1 using IVP's
- Shadowl08
- · Replies 6 ·
Confirm equation for Numerov method
- ognik
- · Replies 7 ·
Graduate Finding Solutions for Coupled ODEs with Constant Parameters
- Bianca123
- · Replies 13 ·
Undergrad Trivial solution for cosh(x)=0 and sinh(x)=0
- ksukhin
- · Replies 2 ·
Graduate Is the Solution sin(t)H(t) for SHO a Particular Solution?
- Coffee_
- · Replies 5 ·
Graduate This is regarding difference equations and their solutions
- manjuvenamma
- · Replies 1 ·
Graduate Understanding coupled Runga Kutta derivation
- ognik
- · Replies 17 ·
Reversing recurrence relationships
- ognik
- · Replies 1 ·
Graduate Variational solutions to non-linear ODE
- member 428835
- · Replies 9 ·
Graduate How to Solve a Shooting Method Problem with Specific Boundary Conditions?
- electronic engineer
- · Replies 16 ·
Undergrad How Can I Understand Rotor and Partial Derivatives in Multivariable Functions?
- Bruneleski
- · Replies 3 ·
Undergrad Harmonic oscillator shifted origin
- Runei
- · Replies 1 ·
Find the general solution of the problem
- mathmari
- · Replies 4 ·
Yes, that is the correct answer. Good job!
- shamieh
- · Replies 4 ·
Finding the general solution of the given D.E.
- shamieh
- · Replies 6 ·
How can I solve this LaPlace Transform using Laplace Transforms?
- shamieh
- · Replies 2 ·
Graduate Solve Curveball Modeling Using Runge-Kutta4
- ryankunzzz
- · Replies 8 ·
Finding Eigenvalues for the Heat Equation: A Step-by-Step Approach
- mathmari
- · Replies 12 ·
Did I Apply Laplace Transforms Correctly?
- shamieh
- · Replies 1 ·
Write the piecewise function in terms of unit step functions.
- shamieh
- · Replies 1 ·
Use Variation of Parameters to find a particular solution
- shamieh
- · Replies 4 ·
Verify My IVP Help Appreciated!
- shamieh
- · Replies 6 ·
Graduate General Solution of a Poisson Equation (maybe difficult)
- tim9000
- · Replies 4 ·
How Do You Solve a Simple Pendulum's Equation of Motion?
- topsquark
- · Replies 2 ·
Is My Work Correct for These Particular Solutions?
- shamieh
- · Replies 1 ·
Using the Method of Undetermined Coefficients to find a particular solution
- shamieh
- · Replies 3 ·
Finding constants C and k in exponential function y=Ce^(kt)
- qtheory
- · Replies 2 ·
Graduate Poisson PDE in polar coordinates with FDM
- kicsicsibe
- · Replies 2 ·
Undergrad How to Effectively Solve for the Particular Solution in Differential Equations?
- joker2014
- · Replies 2 ·
Graduate How to deal with this equation involving a plus/minus term
- Dixanadu
- · Replies 1 ·
Graduate Can the Laplace Inverse be Applied to Divided Transfer Functions?
- Chacabucogod
- · Replies 1 ·
Graduate How can I solve two related non-linear equations using EDP finite volume method?
- zaynab
- · Replies 1 ·
Graduate Why Should T(t) Go to Zero as t → ∞ in Heat Diffusion Problems?
- Husaaved
- · Replies 2 ·
Undergrad Solving Power Series Problems: Finding 2 Solutions
- joker2014
- · Replies 2 ·
Graduate Using the D operator without true understanding.
- Matternot
- · Replies 4 ·
Graduate Finding Solutions to Differential Equations with Constant Coefficients
- azzaz
- · Replies 1 ·
Graduate Find the best T(t) from a differential eq. and conditions
- simplex1
- · Replies 7 ·
Graduate Finite difference method nonlinear PDE
- Last-cloud
- · Replies 2 ·
Graduate Are there closed curve solutions for these ODE constraints?
- MisterX
- · Replies 5 ·
Undergrad Simple Laplace transform question
- iScience
- · Replies 1 ·
Graduate Assuming separability when solving for a Green's Function
- Exp HP
- · Replies 6 ·
Undergrad Finding the undamped natural frequency of 2nd order system
- engnrshyckh
- · Replies 11 ·
What Does the Wave Function Reveal About k and ω?
- evinda
- · Replies 6 ·