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  1. Numerical method to solve high order ODEs.
  2. Equation of heat conduction, vague text book
  3. Condition for a 2nd order differential eqn to have bounded solutions?
  4. 1st order non homogenous DE problem solving
  5. ODE trouble at integration step
  6. Equation of Diffusion, trouble simplifying, PDE
  7. general methods for quasilinear system of ODE's ???
  8. Where did this term come from? (Fourier)
  9. Laplace and Poisson Equation in oblate and prolate spheroids
  10. Frobenius Method
  11. Heat equation with source and Neumann B.C.
  12. Differential problem! Confused :S
  13. Separable Equations
  14. Diff. eq. for the Einstein metric inside a body
  15. solve y'y'''=y''
  16. Need help drawing phase portraits for coupled systems of ODEs
  17. Fourier trouble in PDE
  18. Skew Adjoint Frechet derivative?
  19. Symmetries in DE
  20. From 2 1st order ODEs to 1 2nd order ODE?
  21. Help with differential equation
  22. Nonlinear Differential equation and simplification techniques
  23. Difference equation
  24. Many-Body Numeric Integration Algorithm
  25. Non-linear ODE's
  26. (ln x)(ln x)
  27. Integration Factors
  28. using fourier/laplace transform and green's function
  29. modeling with diff eq
  30. change of variables to polar coordinates
  31. Particularly annoying
  32. method of characteristics for linear PDE's (variable coefficients)
  33. partial Multigrid for CFD ?
  34. Differentiating Products
  35. solving diff. eq.
  36. Clairaut's Equation in Optics
  37. Reduction of Order
  38. Finding derivatives of vector function for numerical integration
  39. PDE with functions for coefficients: f_v g_u + f_u g_v = 0
  40. How would I solve a DiffEq of the form...
  41. Wave on a string and the chain rule....Argh
  42. laplace tranform
  43. Eigenvalues of Laplace-Beltrami operator for oblate spheroid
  44. draw the trajectory in the x-xdot plane
  45. DGL 2. Order
  46. Numerical Integration and Energy Loss
  47. How can I determine if the equation (2x+3) + (2y-2)y' = 0 is exact or not?
  48. Finding the Integrating Factor
  49. First order pde cauchy problem by method of characteristics
  50. Gradient of multiparticle wavefunction
  51. Green Function and Boundary Conditions...
  52. Doubts about change of variable in ODE
  53. 1st Order Nonlinear equation - Control
  54. Eigenfunction
  55. nonlinear first order DE
  56. solution to the nonlinear 2nd order d.e
  57. solving forth order nonlinear ode
  58. simple looking but hard to solve nonlinear PDE
  59. The ONLY solution of PDE: f_t g_r = f_r g_t ???
  60. DE of the form y'' + by' = a
  61. Heat equation...Fourier Series
  62. 2nd order differential equations with constant coeff. The Particular integrals.
  63. Legendre's associated function - number of zeros?
  64. Algorithm for Finite diference
  65. Green Functions and BC's
  66. existence and uniqueness
  67. Laplace transform
  68. Cant resolve this diferential equation
  69. Laser Travelling wave rate equations solved numerically
  70. linearization of nonlinear non homogenous ODE
  71. Better substitution?
  72. Linearization and differentials
  73. Nice Laplace Transform
  74. Roam DE thread.
  75. Simple ODE question
  76. Another ODE, can't separate variables
  77. ODE question
  78. how to decide right solution
  79. illustration about dynamical system
  80. 2nd order with exponential and constant on right side
  81. differential equations with singularities
  82. Laplace Transforms to solve non IVPs?
  83. How to solve the following equation ?
  84. Problem with a boundary value problem non linear...
  85. "Helmholtz equation" Neumann and divergence
  86. Fourier Coefficients
  87. simultaneous differential equation
  88. Need help setting up Logistics equation
  89. ODE on the plane
  90. Solution to 1st order nonlinear differential equation
  91. Three Variable Simultaneous Differential Equation
  92. diffusion equation with axial symmetry
  93. Unique soultion of a set of nonlinear differential equations.
  94. Turn a Solved DE into a Taylor Series...
  95. solve 4th order trial n error method
  96. y'=(y+9x)^2, (y+9x=v)
  97. question
  98. Von Neumann stability analysis
  99. Scaling a PDE
  100. Solution strange, differential equation
  101. first order nonlinear DE
  102. Fourier/Laplace transforms
  103. More derivative fun
  104. Solving a non-linear non-seperable differential equation
  105. Multiple Scales and Non-Linear Oscillator.
  106. Linear PDEs
  107. i need help in a bonus problem
  108. How did Euler know this?
  109. Slope Field
  110. Integration and taylor expansion
  111. Energy distribution function
  112. how to solve this 2nd order nonlinear differential equation
  113. Double differentials and some curious problems
  114. A faster way to solve this ODE?
  115. Axisymmetric Poisson equation
  116. Bessel Function?
  117. question on drawing a diff.equation
  118. (1/2)y'' + y^2 = 1
  119. where can i find ...
  120. question in understanding differitial equations..
  121. first order differential equation help
  122. please i need help and fast!
  123. System of first order PDEs
  124. Solutions to Homogeneous 2nd-order Linear D.E.s
  125. System of Second Order, Nonhomogeneous Differential Equations
  126. thermodynamics question
  127. Need help with D.E to account for air drag of my projectile
  128. Laplace operational properties
  129. strange differential equation
  130. First order ODE problem
  131. generalizing separation technique
  132. DE problem: Dog chasing a rabbit
  133. Help on solving 2nd order linear Partial Differential Equations
  134. [SOLVED] (Methods)Parameters v Undetermined Coefficients
  135. Can you help me in this problem?
  136. Transforming an elliptic PDE into the Laplace equation?
  137. Nasty Sturm-Liouville Differential Equation/Eigenvalue Problem
  138. could any one help me
  139. [SOLVED] Forth Order DiffEq
  140. Green's function
  141. Just a question on maximum probability
  142. Nonhomogeneous ODE with Dirac delta
  143. 1D Heat diffusion
  144. 1-d diffusion
  145. fun eode
  146. Hamiltonian System with NDSolve
  147. Analogy to Damped , Driven Oscillator.
  148. Finding Singular points
  149. Genral state space model - runge kutte
  150. integral of first order (first kind) bessel function
  151. A problem about integral of modified bessel function
  152. Series solutions near a regular singular point
  153. ODE change of vars
  154. Cant find the general solution
  155. system of DEs with different "denominators"
  156. Need Laplace transform help
  157. How can I integrate this ODE numerically?
  158. comsol pde
  159. Non-linear ODE.
  160. Substitution for impulse in recurrence equation
  161. Conversion of System of Eq's to 2nd Order Diff Eq
  162. Advanced Numerical Methods for Wave Eqn?
  163. Trial Solutions of Particular Integrals?
  164. interesting problem
  165. Need help solving a Non-Homogenous DE
  166. Problem solving 2nd order ODE...not for the faint of heart!!
  167. Olimpiad problem
  168. Differential equation from general solution
  169. Implicit
  170. Can a differential equatio have NO solution ??
  171. Numerical Solution to 2nd Order Eqn?
  172. Can this be solved
  173. partial differential equation help
  174. Hypothesis for the separation of variables method
  175. SOS from a chemist
  176. Drawing phase portraits.
  177. Runge kutta method for solving PDE
  178. Why do we get different answers ?
  179. Can this be solved?
  180. initial condition leads to periodic solution
  181. How do i prove this theorem?
  182. A simple differential equation!
  183. Solution -> Second Order ODE?
  184. 2nd-order coupled nonlinear DEs
  185. Method of characteristics for a 1st order quasi-linear PDE.
  186. Solution to partial differential equation
  187. Solution of a simple Differential Equation
  188. solutions of a first order linear PDE
  189. Help with Wronskians and matricies?
  190. [SOLVED] Diff. eqn + erf (error function)
  191. Limit Problem
  192. nonhomo with natural log
  193. Uses of Laguerre Differential Equ.
  194. Heat equation with Neumann BC
  195. shallow wave equations
  196. Hermite Equation use
  197. y'-y=(1/2)x-1....HARD!
  198. special riccati equation
  199. How do you solve this nonlinear first order DE
  200. Bernoulli equation
  201. Solution to ODE
  202. seperation of variables
  203. Fundamental Matrices in Differential Equations
  204. Problems about Legendre Polynomials
  205. Solving non-linear equations simultaneously with DE's using Euler integration
  206. Laplace Cylindrical Coordinates (Separation of variables)
  207. Need help integrating
  208. Biharmonic operator
  209. Domain of a Differential Equation
  210. Solving this ODE
  211. Integration of the function exp(cos(x))
  212. Serious problem about Differential equation
  213. Nonseparable Differential Equation
  214. A very odd partial differential equation.
  215. System of coupled first order PDE
  216. Help with a method please?
  217. (x-a)^2 * (x-b)^2 * y'' = c*y
  218. Fourier Series question
  219. i need book
  220. need help with a diff. eq?
  221. Build logistic differential equation for given data
  222. difference in differential and partial differential
  223. Existence and Uniqueness
  224. Second order diff.eq. help??
  225. Help with first order, "Bernoulli" ODE
  226. Differential Equations - Bifurcations
  227. Cannot figure out how to solve this differential equation
  228. phase curves.
  229. Methods to resolve diff. equ!
  230. Fourier Series Transform Proof Help
  231. Differential equation involving money
  232. Help creating a dif. eq. for a real life model???
  233. GR equations of motion
  234. Euler expansion of double exponential?
  235. Split Step Fourier Method
  236. Gradient Ascent question
  237. Real parameters for waves described by nonlinear Schrondinger equation
  238. Implicit differentiation
  239. Linearly Independent Solutions
  240. Please help with a problem I am having
  241. From 1D to cylindrical co-ordinates in PDEs
  242. non linear diff. equation example
  243. Homogeneity Question
  244. Applied Diff. Eq. Problems
  245. Fick's second law in cylindrical co-ordinates
  246. Green function
  247. Non-homogeneous laplace
  248. Differential equation reducible to Bessel's Equation
  249. Instruction needed
  250. Applied example of Laplace Transform?
  251. partial differential equation problem
  252. quasi-linear partial differential equations
  253. Fourier transformation
  254. Boundary-value problems (Neumann condition)
  255. Retarded and lesser Green's function
  256. a restriction within Variation of Parameters
  257. Undetermined coefficients vs. Variation of Parameters
  258. y'' = -y
  259. Undamped harmonic oscillator
  260. complex numbers help
  261. Complex Ginzburg Landau Equation
  262. Laplace transformation help?
  263. Numerical methods: Finite difference and spectral methods?
  264. laplace splitting fraction
  265. about partial differential equation book
  266. Fourier-Bessel Series Expansion
  267. stability? nonlinear mode? soliton?
  268. Separation of time and space
  269. Laplace initial value problem.... HELP! PLEASE!
  270. Proof of the convolution theorem for laplace transform
  271. Infinitely many integrable/conserved quantities? Soliton?
  272. system of ODEs
  273. Coupled Nonlinear Schrodinger Equation
  274. Solving a first-order nonlinear differential equation.
  275. Domain, why are they both not defined?
  276. Product of two integrals....
  277. Bessel Functions / Eigenvalues / Heat Equation
  278. solving this 2nd order DE without numerical methods
  279. Laplace transform....
  280. Rewriting a matrix equation as a system...quick help needed :).
  281. Analytical solution of Laplace's equation with horrendous boundary conditions
  282. Rate of flow - height of water problem
  283. something i thought of involving hamiltonian systems and gradient systems
  284. Bessel Equations help
  285. Help needed to find the flow potential function
  286. What exactly is a dependent variable?
  287. Numerical solution to coupled diff. eq.
  288. good DE book to start
  289. modeling rotational motion with differential equations
  290. Question about homogeneous dif. equations
  291. explicit solution of heat/diffusion equation
  292. Canonical Transformation of Parabolic PDEs
  293. Integrals of PDEs (help needed to interpret theorem)
  294. a chemical engineering example for lagurre equation
  295. Something about homogenous DE with constant co-efficients:
  296. The number of BC and IC
  297. Alternatives to Taylor's book?
  298. Inverse Laplace Transform Involving a Step (Heaviside) Function
  299. exponential second member
  300. Good ODE books
  301. non homogenous 4th order eq
  302. I am pissed! And Variation of parameters. who, what, when, where, why?
  303. [SOLVED] Differential Equation with loans and investments
  304. Numerically solving NLS equation
  305. Bacteria growth rate
  306. Help needed with an elliptic PDE
  307. Formatting Question
  308. nonhomogeneous DEs
  309. differential equations question
  310. Find W of 2 Solutions to a Differential EQ
  311. Help understanding homog. eq.
  312. Bases of solutions
  313. how to sketch phase planes by hand
  314. Is this a general from Laplace Transform?
  315. Books that explain differential equations in terms of complex variable theory?
  316. A few implicit differentiation problems!
  317. Vector product - operator's a vector?
  318. Second Order Linear Diff Eq
  319. Integrating Factor
  320. Diff Eq help needed
  321. I want to learn diff eq
  322. differential equation
  323. A DE, maybe easy
  324. Separable Equations
  325. Help about the numerical computation on the following equations
  326. Eikonal equation
  327. Pre Diff EQ skills?
  328. How did they find the trial solutions for certain diff.eq'ns?
  329. How to solve Bessel function
  330. Initial Value Problems
  331. Green's fcn for Cylindrical
  332. legendre's differential equation
  333. inhomogeneous linear equation--linear solver
  334. Second Order DE: Nonlinear Homogeneous
  335. Got a real world problem here ..
  336. Integration problem
  337. runge kutta methods
  338. is this equation linear or nonlinear??
  339. Help solving a Differential equation
  340. Differential Equations: Direction Fields
  341. diffential equations question
  342. minimum fencing when dividing triangle into 4 parts
  343. Particular integral question with 2nd order diff eq'ns
  344. A Hard differential equation!!!!
  345. Undetermined coefficients to find general solution to system
  346. spherical harmonic decomposition
  347. Adaptive runge kutta method
  348. Coveting ODE to polar coordinates
  349. Nonhomogeneous Power Series Solution
  350. Legendre's Equation & Bonnet's Recursion
  351. Collision of two NLS soliton
  352. Characteristic method + Jacobian
  353. Theorem of the uniqueness and existence of a solution of ODE
  354. Differential equation system, got stuck in a physics problem
  355. The Legendre Transform for Hamiltonians?
  356. I have something that doesn't work out for me
  357. Solution of a differential equation?
  358. Eigenfunctions of an operator
  359. A notation question
  360. Relating two PDEs
  361. simple help with notation
  362. Fourier Series confusion
  363. A boundary value problem "discussion"
  364. continous spcetrum
  365. mass term in wave equation
  366. Limitation of Split-Step Fourier method
  367. How many solutions?
  368. question on Lotka-Volterra model and Lanchaster combat model
  369. How are order and degree defined for this DE? (cos(y'') + xy' = 0)
  370. Modified Heat Equation
  371. question about a partial differential equation
  372. Parallelizing Crank-Nicolson method
  373. ODE (ar laplace transform)
  374. Using fourier and laplace transform to solve PDE
  375. Transformations of KdV equation
  376. "engine of calculus"
  377. eigenvalue pde
  378. Inverse Fourier Transform
  379. Eigenvectors
  380. solution to a differential equation required
  381. Pseudo differential operators
  382. Nondimensionalization and Scaling
  383. Dispersion Relation
  384. Can somebody explain to me this integrodifferential equation?
  385. Power Series
  386. FDM on curvilinear coordinates
  387. problem
  388. an anti-limit problem
  389. Can a self adjoint operator have a continous spectrum ??
  390. Solitary Wave
  391. coupled ODEs
  392. Perturbation theory
  393. Please recommend books on numerical approach to NLS
  394. Good books for PDE's
  395. Beginner question
  396. Solution of First Order DE using Integrating Factors
  397. where ı can find problems about first order diff. equations
  398. First Order Equations
  399. Helmholtz differential equation
  400. Eigenvalues of second order coupled differential equations
  401. non linear differential equation
  402. Characteristic method of solving PDEs
  403. Analysing parabolic PDEs?
  404. DE from Theory of Vibrations
  405. ODE Book
  406. Difference/Recursive Equations
  407. Hit a Blank
  408. Non-linear ODE, "blow-up" phenomenon
  409. Diff Equation
  410. Canonical form of PDE
  411. Technique on solving non-linear ODE
  412. stuck on this equation,need help
  413. Bezier Plotting problem
  414. Nonlinear DE depending on two variables
  415. Cntinuous functions- Please I need help
  416. Delay Differential Equations?
  417. Laplace question
  418. What are the criteria for solitary wave to exist?
  419. Please look at these streamlines
  420. Help whit ill-posedness
  421. symplectic integrator/hamiltonian
  422. Find Yp for an especial ODE
  423. solving D.E using Lapalce
  424. solving D.E using laplace
  425. Streamline and free surface profile
  426. ODE and BVP need help
  427. diff.eqn. help
  428. first order diff eq question
  429. Smooth solution to PDE?
  430. Duhamel's formula and iterates.
  431. Solving a partial differential equation (Helmholtz equation)
  432. Differential of Bezier curve
  433. Need opinions on my differential equations book
  434. Shallow water and small amplitude wave?
  435. Initial conditions for PDE
  436. Picard's and Peano's Theorem
  437. D'Alembert's Solution
  438. Streamline pattern of a solitary wave?
  439. 4th order equation
  440. Famly of Curves
  441. Help Please!!!!
  442. Velocity and Temp. profiles for stagnation point (m=1)
  443. What is weakly nonlinearity?
  444. The region in physical spce where KdV equation is valid
  445. Solving PDEs?
  446. Laplas Transform Calculator
  447. finding the limit and a differential equation
  448. How do you find isoclines?
  449. Method of reduction of order
  450. Perturbation expansion when solving Kdv equation
  451. Must solitary wave a product of weakly nonlinear and weakly dispersive?
  452. nonlinearity and dispersion in Kdv equation?
  453. Fröbenius method
  454. asymptotic evaluation of Laplace inverse transform
  455. Definition of markov process with ODE
  456. air resistance (pebble throwing)
  457. Intuition for solving PDEs?
  458. A trick on PDE??
  459. An example regarding asymptotic expansion
  460. canonical boundary conditions.
  461. second order homogenous with variable coeffecients
  462. non-linear ode
  463. Not really Laplace's Equation??
  464. PDE need help.
  465. automaticly resolve spring equation
  466. Question about heat conduction equation.
  467. Some calc 2
  468. System of Differential Equations
  469. evolution of pressure in navier stokes
  470. Convultion with Delta Function
  471. Differential equations and integal transforms
  472. differential equation with cross product...
  473. Solving Universal law of Gravitation as differential equation
  474. 2nd order differential equation
  475. expressing one function as linear combination of others
  476. Help with a PDE system
  477. Setting up a differential equation
  478. asymptotic behaviour
  479. Results same w/ Euler, Improved Euler, & Runge-Kutta
  480. non-integer order derivative
  481. PDE kind
  482. second order equation
  483. Bernoulli... yay!
  484. need a solution for the following problem
  485. hyperbolic equations
  486. navier-stokes
  487. Linear equation website?
  488. Green Function Question
  489. Dynamical systems:From explicit to implicit equations
  490. Simple differential equation substitution
  491. Abel's formula
  492. Theoretical possibility?
  493. assumptions of solution form
  494. Non-hom heat eq. w/ Dirichlet + Neumann BC
  495. Simple PDE
  496. Good DE book?
  497. Where can I find a Site with some good exercises?
  498. Orders and Degrees
  499. Stochastic equation
  500. Existence of solution to Poisson's equation
  501. numerical methods for solving convection-diffusion PDE
  502. Runge-Kutta Integration
  503. The auxiliary equation. Where did it come from?
  504. Solving this PDE :(
  505. Exact differential equations
  506. Horrible (?) system of PDEs
  507. singular points
  508. Inverse Fourier Sine Transform
  509. Elementary Differential Equations
  510. Airy's Equation
  511. Require help
  512. Extremely difficult System of Differentil Equations
  513. Integration Help
  514. Recirculation Current in an Inductor
  515. Help in solving a second-order linear differential equation
  516. Cramer's Rule
  517. Second order differential
  518. singular points in 3-dim space
  519. Forming DE
  520. design opt
  521. Integrating Factors
  522. a simple differential equation problem.
  523. Non-Seperable ODE Help
  524. inverse laplace transform question
  525. Laplace transform...
  526. Derivation of Momentum Equation (Eulers Equation)
  527. Differential equation??
  528. Partial Differential Equation
  529. Mass Spring System
  530. A Laplace Inverse Problem
  531. O.D.E. for a Building
  532. Solving PDEs
  533. Putnam
  534. a PDE and Linear operator questions.
  535. Fundamental matrices in inhomogenous problems?
  536. This problem is hindering my overall work !!!
  537. 2nd Order De Solution
  538. wronksian
  539. Electrodynamic
  540. A set of nonlinear coupled ODE's
  541. method of undetermined coefficients
  542. Guy's, new here can someone help with 2nd order Diff EQ?
  543. a rather simple DE
  544. method of characteristics
  545. solved PDE problems / website?
  546. Approach to 'double convolution'?
  547. Analytic solution of this, Advice.
  548. improper integral
  549. nonhomogeneous problems
  550. nonautonomous ode
  551. finding linearly independent solutions
  552. Reduction of order
  553. Meaning of this operator
  554. differential equation tank problem
  555. What're the condition for a "green function to exist?
  556. Real life situation to a sin graph on position by time graph
  557. Need to find Green Function to solve ODE
  558. Navier-Stokes cracked?
  559. Homogeneous Problem
  560. Arg(z)
  561. Non-linear boundary problems
  562. power series problem
  563. Eigenfunction expansion method in PDE solutions
  564. Partial differentiation question
  565. Partial differentiation?
  566. Existence of a local solution
  567. Linear operator..
  568. solutions of the wave equation's little brother
  569. Numerically solving coupled DEs?
  570. Substitution Methods and Exact Equations
  571. problem with EDO and solution y=x^a
  572. Hankel Transform.
  573. integrator factor
  574. drumhead PDE
  575. limiting population
  576. How to Solve the Following D.E.?
  577. higher order General Method problem...
  578. Linear Partial Differential Equation---Problem in solving??
  579. HOw to solve this?
  580. Help on Non-Linear ODE
  581. 2nd order non homogenous DE
  582. hermetic matrix
  583. Is it possible to solve this ODE out?
  584. Convection described by Lorenz's Equation Bifurcation
  585. A good review before DE?
  586. "sum" over Eigenvalues....
  587. Second order Autonomous Differential Equations
  588. learning site
  589. ODE Solution bounds/estimates
  590. mixing problem involving 3 inlets and 2 outlet pipes
  591. plsss heLp Me tO sOLve this problem
  592. Definition of Asymptoticity to a Function
  593. Asymptotic mathcing for a first order differential equation
  594. A 2nd Order ODE
  595. pde and fem simple example
  596. First order Linear DE
  597. desperate with this ODE!
  598. Leibniz notation, need clarification
  599. Perturbation vs Bifurcation Theory
  600. Help with this difference equation..
  601. Unstable fixed point..........help me!!!...U may find interesting!!!
  602. finite element-rod elements what is the pde
  603. Solution to ODE
  604. Analycity of a function
  605. partial differntials with hypercomplex numbers
  606. Kinetics Modeling
  607. characteristic equation
  608. Solitary wave motive/reason?
  609. Optimization Two Point BVPs
  610. The heat kernel
  611. diffeq review book suggestions?
  612. DE for Rope
  613. Can all differential equations be derived from a variational principle?
  614. Non-homogeneous Poisson solution
  615. reply required urgently
  616. Help With Senior Thesis
  617. First order ode question
  618. Asymptotic expansions and WKB solution..
  619. Vibrating Spring Problem
  620. Analytical solution for coupled ODE's
  621. Nonlinear ODE Question
  622. Pseudo arc-length continuation
  623. Sturn-Liouville theory
  624. Stone-Weierstrauss
  625. Nonlinear Equation
  626. Pde
  627. Nonlinear Weistrass DE
  628. Why do I need to use an integrating factor before I translate to polar coordinates?
  629. dirst order ODE's with x & expontials
  630. What are the differences between laplace & fourier transform
  631. help
  632. is there a better way to do this?
  633. Partial differential equation problem...
  634. Fourier/Laplace transform for PDE
  635. A system of two second order differential equations
  636. 3rd Order differential eq.
  637. Diffusion equation and fick law
  638. Laplace Transofrm using IVP
  639. Asymptotic solution to a differential equation..
  640. Solve this equation
  641. Blasius Equation
  642. Is this licit or valid?..
  643. A question about a nonlinear oscillator
  644. Nonlinear Parabolic BVP: Possible Numerical Methods
  645. Problem with a Fourier Series
  646. nonlinear DE fro CM
  647. Linear Systems equillibrium
  648. suspended ropes
  649. Differentiating Bessel Functions
  650. Diff Eq resources
  651. What's your favourite type of differential equation...
  652. Looking for Differential Equation Review
  653. Euler's Method question.
  654. Good text for a second course on ODES?
  655. euler's method for systems
  656. Stability for quasi-linear ODE
  657. Frisbee Dog Pursuit Problem
  658. Differential Equations: I hate them.
  659. trivial solution method for constant coeff case
  660. Numerical Solution to ODE System - IVP or BVP?
  661. Any analytical solutions to this second order nonlinear DE?
  662. ODE: limit as parameters tend to 0
  663. Series solution to coupled nonlinear ODEs
  664. Discriminant of a PDE
  665. PDE with initial condition
  666. exact diff equations
  667. nonlinear first order
  668. ode and pde-the major difference
  669. Measure-preserving flow
  670. 13th International Conference on Neural Information Processing (ICONIP2006)
  671. Discretization
  672. Sufficient model, or...?
  673. limit cycle
  674. Variable Seperable Solutions in PDEs
  675. Set of equations
  676. symplectic algorithm
  677. Solving a PDE : 2 order in time, 4 order in space, mixed derivatives
  678. Asymptotic expansion
  679. Brave ODE
  680. exact solution for pendulum
  681. A strange, but very simple, differential equation
  682. Chocolate with 20% extra
  683. Characterizing second order ODE
  684. derivatives of ker and kei
  685. Inverse Fourier Transform of Bessel Functions
  686. Fredholm Integral of Second Kind, Eigenvalues
  687. Showing a diff. eq. has no solutions
  688. Asymptotic Reference
  689. linear dependence of bessel equation
  690. bessel equation
  691. Why y=e^mx is taken as trial soln ?
  692. Partial Differential equation problem..
  693. looking for integrations for dummies
  694. Differential equation problems
  695. frobenius method?
  696. Fractional differential equation..
  697. Heat Equation
  698. help-higher order limit cycles
  699. An interesting IDE
  700. Integral of Bessel function
  701. legendre polynomial
  702. This might sound really stupid... (!)
  703. Laplace Transform and complex contours
  704. H value in runge kutta method 2nd order
  705. Fractional Differential Equations
  706. Table of differential equations? Online?
  707. Laplace's Eqn and Cauchy's Integral Formula
  708. Understanding Einstein's Math
  709. same roots
  710. general solution to the euler-cauchy equation
  711. differential operator
  712. What is a non-linear...
  713. a question in coupled differential equation
  714. Green Functions
  715. An interesting ODE perhaps?
  716. bernoulli equation
  717. PDE: If u is a solution to a certain bound problem, question about laplacian u
  718. definition
  719. An interesting PDE perhaps?
  720. periodicity
  721. Types of DE
  722. Cauchy-euler equation...
  723. Simple Taylor Series?
  724. A Differential Equation...
  725. Problem with Nonunique Solutions...
  726. Differential equation book and topics
  727. Concavity of an integral function
  728. semicircle problem
  729. Hamilton Jacobi equation,...
  730. Prove the Power Rule
  731. Pde
  732. Cfp: Isnn 2006, China
  733. Lipschitz Continuity and Uniqueness
  734. integrating factors
  735. Help Identifying Diagrams?
  736. Newton's Law of Cooling Problem
  737. Self-Adjoint Operator Question..
  738. Modeling problem
  739. Functional Differential Equation
  740. Why using series solution
  741. Riccati Method
  742. What strategy to use
  743. I don't understand the case
  744. how to reduce?
  745. Ode Again!
  746. Picard's Iteration
  747. Ode
  748. Existence and Uniqueness Theorem
  749. Please Help me Split this Equation into 2 equations
  750. Please help me to solve these 2 D.E
  751. solution of this non-linear equation...
  752. A*(Uxx+Uyy)-B(x)*Ux=0
  753. ODE Problem
  754. another weird O.D.E. ...
  755. first order coupled differential equations
  756. is this ODE separable?
  757. Runge Kutta Method
  758. Initial Value Problem question
  759. Differential equation question
  760. PDE's: examples I can do, real equations... No.
  761. Stochastic differential equacions
  762. Is there a reason
  763. How do you graph this?
  764. Linear independent or dependent
  765. Exact Eq.
  766. Another change of variable problem..
  767. change of variable dif equation problem
  768. f(x)=sin x, centered at x=pi/2 Question
  769. a question about Differential operator
  770. Green similar problem...
  771. Solution to general elliptic equation
  772. Nonnlinear Differential Equation problem
  773. Is differentiel equation needed ?
  774. Help with ODE
  775. Laplace equation
  776. Coupled first order differential equations
  777. Coupled first order differential equations
  778. ln|0|=kx+c?
  779. DE Problem
  780. [SOLVED] picard iteration
  781. Auxiliary Equation with Imaginary Roots
  782. How do we find Integrating factor for a General Diff equation
  783. Homework
  784. A new perspective for an ODE
  785. reduction order does not reduce
  786. second order DE
  787. I know the answer but I don't know why!
  788. A necessary condition for uniqueness
  789. application of partial derivatives
  790. Differential Equations...Help!
  791. conceptual understanding
  792. Non-Homogeneous Heat Equation Problem
  793. Derivatives of Exponentials
  794. Chemical Reactions
  795. ordinary differential equation
  796. Mixing problems
  797. i'm not seeing it
  798. dim of a pde
  799. reconstructing my notes
  800. Laplace Transform
  801. Resonance pde wave equation u(\phi,t) involving lagrange polynomials
  802. Q: pde heat eqn u(x,t) history effect \int^t_0 d^2u/dx^2
  803. derivative question (Help Please)
  804. Bifurcation Diagram, quick help please
  805. Finite Difference Methods
  806. Systems of second order ODE's
  807. Piecewise
  808. 1D Diffusion Equations (Numerical Computing) [kind of long]
  809. Laplace Initial Value Problem
  810. homogeneous and particular solution
  811. simple but i cant get it? Log derivative
  812. Lorenz Equations
  813. Geodesic equation
  814. Functional solution
  815. Desperate
  816. difficult for me>>
  817. Need help with Impulse function and unit step function at singularity
  818. Difference equation help.
  819. What should be the particular solution?
  820. question
  821. Simple ODE, but how to approach?
  822. complex exponential (properties)
  823. Linear First Order D.E
  824. Tricky Looking!
  825. Bacteria Growth Problem.
  826. Complete Set
  827. a pendulum system and ODEs
  828. help with non linear problem
  829. numerical DE: Theta method
  830. help with frobenius
  831. Fourier Series Question
  832. Some help need please
  833. HELP please.
  834. Laplace transform
  835. Differential Equations
  836. Nonhomogeneous: Undetermined coefficients
  837. practical application of partial,simple differential equation
  838. integral equation
  839. Solution of Initial Value Problems, Laplace Transform
  840. Liapunov functions
  841. laplace2
  842. laplace1
  843. Dirac Delta Function
  844. Hermitian Operator
  845. system of diff equations
  846. A pendulum revisited
  847. second order ODE (numerical)
  848. ODE, step change, Heat transfer
  849. How do I use RungeKutta 4/shooting method for this problem?
  850. Total derivative -> partial derivative
  851. partial differential equation
  852. Poplation Problem
  853. substitution methods
  854. Bessel's Equation Solution Proof
  855. Need help finding solutions to Diff eq
  856. Differential equation
  857. Finding a homogeneous solution
  858. intergrate power of sin
  859. How to get a particular solution.
  860. First attempt at Diff Eq
  861. Mixed derivative in DE
  862. Problem in newtonian gravity- 2nd order, integration problems
  863. Probably a really easy problem...
  864. Integrating factor strategy
  865. Variation of Parameters
  866. How prove the maximum of 2 functions
  867. Help With PDE
  868. Waves Equation
  869. How to solve these Differential Equations?
  870. Which method to use?
  871. Dfq, Prove
  872. Dfq Prob, using Logisitc Equation
  873. Second-Order Homogeneous Linear Equation
  874. Radio active decay
  875. Integrating this...
  876. Hooke's Law
  877. homogeneous of degree n
  878. Variational Symmetries. . .
  879. Schlichting exact solution
  880. Please HELP!! Differential Equations
  881. beam pde
  882. Power Series Solution (SE)?
  883. Parabolic PDE in curved space
  884. Homogeneous Differential Equations
  885. Please help me!
  886. Finding quadratic curves
  887. Simple Question
  888. video lecture
  889. constant or variable coefficient?
  890. Differential Equations - Video Lectures
  891. forced vibrations w/ damping problem
  892. Heavy ODE System
  893. Losing a solution of a 1st order ODE?
  894. Soln to 2nd ODE nonhomgeneous
  895. Singular Solution
  896. Fourth-order eigenvalue problem
  897. Existence of solution in Sturm-Liouville DE
  898. Parabolic problems
  899. Wronskian problem
  900. Eigenvalue problem
  901. Solution for the Differential Equation
  902. Can someone help me?
  903. Inverse Rotation Function Question...
  904. Hadamard regularization in BIE
  905. An open ended ODE problem
  906. Help me with Linear equation pls ~
  907. greens function
  908. Dynamical systems proof - nonwandering set
  909. The Abel equation
  910. Problem with an ODE
  911. An integral equation
  912. Green,s inverse problem...
  913. Easy way to demonstrate the accuracy of Euler's Method
  914. Problem with Complex Second Order Equations
  915. Having the Hardest Time
  916. What's the difference between initial conditions and boundary conditions?
  917. inexact/exact differentials
  918. Action of Laplacian Operator
  919. Another question dealing with Frobenius method
  920. Indicial equation to Legendre's equation
  921. wave equation for a string
  922. symplectic runge kutta for hamiltonian system
  923. Symmetry Analysis of Partial Differential Equations
  924. Helping out a friend..or at least trying to
  925. Frobenius method with imaginary powers
  926. differentiation
  927. Quick question
  928. ODE trouble
  929. Question on integration
  930. differentiation of fractional and negative powers
  931. Lineary DE in Kinematics
  932. understanding differential equations "backwards"
  933. Separation of Variables
  934. Falling Bodies with air resitance
  935. Length Integral Problem
  936. PDE in H^-1
  937. Diff-Eq Prep
  938. Anyone can answer my question, please help
  939. Laplace Transform Help
  940. ::sigh:: What now?
  941. Need Help - Exact Integrating Factor?
  942. Best Books for Ordinary Differential Equations
  943. Euler's method
  944. Non Linear 4th order ODE
  945. linear ode with variable coefficient
  946. System Help
  947. Linear ODE Systems in Numerical Methods.
  948. What is a differential equation and what use do they have?
  949. Applying Initial Conditions
  950. Convolution Laplace Transform
  951. Tangent Problem..Its givin me a really really bad headache
  952. differential equation
  953. Euler Equation please help
  954. A differential equation
  955. Limes for an unknown solution
  956. Attracting Heteroclinic Cycles.
  957. Unique solutions
  958. Heaviside????? HELP
  959. A few problems with the operator method.....
  960. Coupled First order PDEs
  961. A Competing Species Model
  962. Sturm Liouville and Self Adjoint ODEs
  963. Linear DE help.
  964. velocity of the solution of a diff. eq.
  965. System of differential equations - a big problem solving it
  966. An Exact Equation
  967. Meshfree & EFG methods
  968. Need some help with nonlinear integration
  969. ropewalk equations
  970. Homework help with mixture problem
  971. Lost on eigenvalues
  972. Solving by seperation of variables.
  973. Meaning of the Differential
  974. Solutions of D.E - Bessel Function
  975. Torricelli's theorem
  976. A Tricky Problem
  977. integration problem
  978. nonlinear coupled differential equation
  979. need help with nonlinear 2nd order DE
  980. Second Order ODE
  981. Quick Harmonic Motion problem (got most of it solved)
  982. Ok, need a little help in a couple of areas (2nd order w/forcing terms)
  983. Help with Initial Value Problems
  984. crazy optimization/Lagrange questino
  985. Messed up my TI-89 somehow, don't want to reset, any suggests for {}??
  986. How do you find the general solution of differential equations?
  987. Hard diff-eq
  988. Runge Kutta 4: problems in application in computer simulation
  989. Theory of ODE
  990. Textbooks
  991. Numerical resolution of 2nd order non-linear differential equation
  992. Puzzling paradox
  993. Related Rates
  994. Differential Homework Questions
  995. Heat Propagation
  996. Multiphysics PDE solvers with solution dependent domains
  997. Homework question
  998. Logistics
  999. Can anyone see what's wrong with my solution..
  1000. General Solutions of 2nd Order Linear Homogeneous Ordinary D.E.s
  1001. Boundary Value Problem
  1002. Integration
  1003. Reducing 2nd order to 1st order type question
  1004. solving differential equation with laplace transform
  1005. Applications Of differential Equations In Physics
  1006. Predator vs. prey -- trouble
  1007. Laplace Transform
  1008. Areas and distances
  1009. PDEs and shock waves
  1010. classify this diff eq
  1011. This should be a simple problem to solve but im just not getting it...
  1012. solve Uxx-3Uxt-4Utt=0 (hyperbolic)
  1013. Could use a little advice here, with a 2nd order ODE
  1014. wave eqn with initial functions odd
  1015. Can you solve this equation?
  1016. Ploting zero order Bessel function..
  1017. Apparently this 2nd-order ODE has 3 solutions??
  1018. Material Differential-Equation
  1019. is this theorem true?
  1020. Problem with an IVP
  1021. How to use matrices to solve systems of ODEs?
  1022. DE Identifying/Solving Homo/Bernoullis/Exact/etc
  1023. heat equation
  1024. Finite Element Method?
  1025. solution to the exact differential equation
  1026. Green's function expansion in a set of eigenfunction
  1027. coffee and milk :) (cooling/heating problem)
  1028. Need Equation/graphing help
  1029. Problem on Inverse Laplace with Unit Step
  1030. Homogeneous equation
  1031. Is there an easy trick to this (getting into form)
  1032. Does Homogeneous = Separable?
  1033. Reducing to First-Order Equation
  1034. [MUST READ] This forum is not for homework questions.
  1035. Having a hard time with 2 implicit equations
  1036. exact de’s
  1037. Developing equation for specific wave
  1038. u-du or parts
  1039. Rotor
  1040. integration by parts
  1041. How to solve this 2nd differential eq?
  1042. How does differential equation work?
  1043. integration by parts
  1044. A challenge Question on Inverse Laplace...
  1045. Working on Constructing Equations
  1046. Green's functions solution to Poisson's eqn (or something similar)
  1047. Having trouble with Laplace Transform for DiffEQ
  1048. Fourier coefficient
  1049. phase spaces
  1050. Navier-Stokes
  1051. laplace limits
  1052. 3rd order non-linear differential eqn
  1053. solution to 2nd O.D.E. using power seris
  1054. An Adequate Proof?
  1055. Green inverse problem in Differential equation...
  1056. Partial Differential Equation
  1057. the wave equation
  1058. Help for Schrodinger's Equation
  1059. Heat equation in a sphere surface
  1060. 2nd order coupled non-linear DE's
  1061. SHM Calculus Twister
  1062. Good book on PDE
  1063. Do you know?
  1064. Deceptively Difficult Physics Integration Problem (Restorative Forces)?
  1065. Continuity equation question
  1066. 2nd Order DE - Power series
  1067. System of Differential equations with a singular coefficient matrix, help?
  1068. Am looking for minimum...
  1069. partial diff eq
  1070. Convolution Method
  1071. Nullclines
  1072. 2nd order DE, is there a way to solve this without series?
  1073. More power series: 2nd-order ODE
  1074. Power series solution for 1st-order ODE
  1075. Fourier Sine Transform
  1076. Helmholtz Equation in a Square
  1077. Only a Mathematician Can Solve This Equation
  1078. Slope fields
  1079. solving a partial DE
  1080. Please Help i am stumped
  1081. Finding if a solution exists
  1082. Quick implicit diff. question
  1083. Help me please!!!!!!!
  1084. Euler method
  1085. 2^x derivitive
  1086. confusing
  1087. im stuck
  1088. laplace
  1089. Proof need helps
  1090. Which method for this DE?
  1091. Troublesome Equation
  1092. What is the solution of this? 2nd part
  1093. Inverse Laplace Transform
  1094. 1D wave equation with gravity
  1095. Laplacian in Spherical Shell
  1096. need this DE paper
  1097. DE: x*(2x-y)*y'=y^2+(x-6)*y+9x
  1098. Laplace Transformation help~
  1099. plz help me this Inverse Laplace Transformation question
  1100. Need Serious Help
  1101. Help needed!
  1102. laplace last one please check
  1103. Question Regarding Initial Conditions.
  1104. ? - infinitely differentiable solutions to initial value problems
  1105. Enquiry
  1106. Fourier Series of sin (pi*t)
  1107. Two ODE proofs
  1108. Laplace little differet one
  1109. Laplace
  1110. I need help asap
  1111. Shooting method
  1112. 3rd order nonlinear ODE
  1113. spring problem stuck
  1114. word problem
  1115. Show that reaction-diffusion PDE is linear
  1116. Inverse Laplace Transformation Problem
  1117. How do you solve this differential equation?
  1118. Blasius numerical solution?
  1119. Linear transformations?
  1120. Taylor series prob
  1121. Laplace transform: where am I messing up?
  1122. solving a 2nd order DE
  1123. All separable equations are exact?
  1124. Planck's law of radiation??
  1125. Taylor Series
  1126. challenging integrals and derivatives to try
  1127. Numerical solutions to differential equations
  1128. help with problem
  1129. Bit hazy on reduction of order
  1130. How do I determine the interval of existance of a DE?
  1131. Why is there no symbol for partial integration?
  1132. What is the solution of this?
  1133. Percetange of lefties in mathematics?
  1134. Inhomogeneous Initial, Boundary Value Theorem Proof
  1135. help with reduction method.
  1136. Differential Equations book
  1137. help
  1138. Radio Filter Problem
  1139. A tricky differential equation
  1140. Solving the Wave Eqt Using Fourier Series- please help!
  1141. A variational problem...
  1142. Nonlinear system of differential equations
  1143. About Feynman-Kac equivalence between PDE and SDE
  1144. Please help!
  1145. how do i differentiate this?
  1146. "outer" differentiation ?
  1147. Differentiate y=x sinx cosx
  1148. Lagrangian method for equation of motion
  1149. Stochastic Partial Differential Equation Averaging.
  1150. Finding solutions to equations of motion
  1151. Functional Differential Eqn.
  1152. Diff eq
  1153. Numerical RK4 integrator help
  1154. Deriving the heat equation
  1155. Non-Linear ODE’s
  1156. Can Anybody Solve This Equation ??
  1157. Solve this ODE
  1158. sytem of diff eq
  1159. System of PDEs...
  1160. second differential equations
  1161. Vector Differential Equation
  1162. True application of Diff Eq
  1163. differentiating mult-variable equation
  1164. I can't do these diff. eqns.
  1165. Laplace Transforms
  1166. Use of curl of gradient of scalar
  1167. Spring Damping
  1168. partial differentials
  1169. help with power series solution
  1170. differential equations
  1171. Intro. to Differential Equations
  1172. 2nd order differential equation