PDA

View Full Version : Differential Equations

Pages : [1] 2 3 4 5 6
  1. First Order DE; Mixture Problem
  2. Not by separating variables
  3. żunsolved problems in differential equations?
  4. Zombie PDE model
  5. laplacian
  6. homogeneous solution??
  7. Determing points of singularity
  8. 2nd order PDE - help needed
  9. convolution integral
  10. Help with a seperable variable? I think?
  11. 2nd Order PDE hyperbolic
  12. Simple "For what value of r does it satisfy..."
  13. Solution to a PDE
  14. IVP With Laplace
  15. diffusion equation with initial condition
  16. separable equation
  17. Partial differentialtion
  18. (x+y) dx - (xy) dy = 0
  19. Different Results when Using Laplace or Complamentary Functions/Particular Integrals
  20. linearizing a 2nd order ODE
  21. Differential constants
  22. DE vs Calculus
  23. Fourier transformation of e^(-|x|)
  24. Seperable Differential Equation
  25. differential equation help
  26. Integration of sin to the power of a fration
  27. separable equation
  28. Exact differential equation
  29. 2nd Order ODE
  30. 2nd ODE -- Finding Particular solution with A constant term !!
  31. Decay rate
  32. Linear Differential Equation:
  33. General solution to differential equation
  34. second order differential equations (spring)
  35. stochastic calculus. Brownian motion. SDE
  36. Laplace Transformation Question 2
  37. Laplace Transformation Question.
  38. Need Help with solving Delay Differential Equations by Variation of Parameters Method
  39. DIFFERENTIAL equation
  40. Are these ODE's stiff?
  41. Linear Differential Equation:
  42. laplace help
  43. Finding the Phase Shift of a Function.
  44. Second order ODE with general forcing function of two variables
  45. Boundary Value Problem
  46. 2nd order PDE- general solution
  47. the heat equation
  48. Euler's Method
  49. coupled equations
  50. second order differential equation
  51. Picard iter
  52. Method of Undetermined Coeffiicients Problem
  53. Damped Spring Question
  54. find the maximum rate of change of x
  55. PDE Question...
  56. Existence
  57. Differetial Equation with Sine Integral
  58. Inverse Laplace Transform
  59. A Differential Application - Force/Resistance
  60. Intro to PDE's, Schrodinger's Equation
  61. Diffy Q word problem
  62. Springs
  63. [SOLVED] Wave equation solution coefficients (all real?)
  64. Poisson Equation, Energy Function (need help)
  65. Laplace transform
  66. Wronskian and Linear Independence
  67. [SOLVED] Logistic Equation
  68. [SOLVED] Differential equation
  69. Autonomous Differential Equation
  70. Laplace transform of delta(t - a)
  71. Laplace transforms (shift thereom)
  72. How to verify a Laplace transform?
  73. how to determine separable & linear?
  74. Differential Equation
  75. ODE finding constants...
  76. numerical analysis
  77. Linear independent Solutions to Differential Eq.
  78. Poincare Map
  79. finding a singular solution
  80. Solving a nonhomogeneous second order ODE using Laplace transform
  81. Reduction of Order
  82. ODE Analytical Solution
  83. differential equations #2
  84. differential equations
  85. Show it is differentiable and compute f '
  86. Differentiable Proof 2
  87. Differentiable Proof
  88. Second Order Differential Equation
  89. Transformation/change of variables in differential equation
  90. Greens Functions for ODEs
  91. Weird 2nd Order difeq question. Help Please!!
  92. is there lenear euqation that..
  93. 2nd order differential equation
  94. Finding the value of the term named 'K'
  95. Linear Dependence
  96. Second Order DE
  97. Differential question
  98. Help with a Heaviside function please
  99. Second-Order Differential Equations
  100. Equation of Motion for a Simple Pendulum
  101. Differential Equations
  102. Perturbation Theory help
  103. Differential Equations in clinical medicine problem
  104. Use of Bernoulli's Equation
  105. Linearzation of a non-linear ODE
  106. [SOLVED] Differential equation
  107. Finding the General Solution
  108. slightly unusual IVP
  109. Eigenvalues and eigenfunctions for 4th order ODE
  110. Laplace/ heaviside help
  111. Higher-Order Linear Equations
  112. D.E involving the heaviside step function
  113. plz Help me
  114. Lyapunov's direct method
  115. How to find a Liapunov function?
  116. PDE
  117. Modeling a mortgage and interest problem
  118. Two Webwork Questions (Second order)
  119. Second Order Differential Equation
  120. how to solve y''+(4i+1)y'+y=0?
  121. Sturm-Loiuville Problem
  122. Differential equation and initial condition
  123. Second order ODEs - inhomogeneous
  124. Gompertz growth
  125. No idea where to start
  126. stable fixed point
  127. clarification on differential equation workings
  128. logistic model for population
  129. Eigenfunctions
  130. Need help in finding t for bio. calc problem
  131. Systems of ODEs
  132. Method of Undetermined coefficients
  133. Monge's method solution
  134. Linear ODE's
  135. Non-homogeneous Equations Initial Values Problem
  136. Non-homogeneous Equations problem 2
  137. Non-homogeneous Equations problem 1
  138. First Order Question
  139. Second-Order Linear Non Homogeneous ODE with Constant Coefficients
  140. Differential equation
  141. non-homogeneous Cauchy-Euler problem
  142. Differential Questions
  143. Texts - ODE's / PDE's
  144. general solution
  145. can anyone help me with differential equations
  146. [SOLVED] general solution
  147. Find the General Solution
  148. Lipschitz condition
  149. Two (probably stupidly simple) differential equations questions
  150. Second order ODE help
  151. Proof of Differential Equation Identities
  152. Differential Problems
  153. I'm having trouble with this one
  154. Fourth-order Runge-Kutta for this equation.
  155. General Solution of PDE using Fourier's method
  156. strange step used in solutions
  157. Laplacing ambigious equation, wants explanation:)
  158. boundary & initial conditions for wave equation
  159. Truncation and Taylor series
  160. First Order Differential Equation
  161. separating variables! help!
  162. Differential equations - seperation of variables
  163. Inverse Laplace
  164. Solution of Diffusion (Heat) equation
  165. Wave equation
  166. PDE Problem
  167. homogeneous ODE
  168. particular solution
  169. Springs
  170. seperation of variables help
  171. behavior of solutions
  172. Cant solve this diff equation :X
  173. delta function in spherical coordinates
  174. Linearly independent functions.
  175. Another Differential Equation Question
  176. system of DE and how convert one into second order D E ??
  177. Arctan question
  178. sketch this integral curves in R2
  179. Initial value problem w/ y'''
  180. seperation of variables help
  181. Ordinary Differental Equation
  182. [SOLVED] first order equation
  183. Delta Function
  184. Solving a System (Best Explanation i Have)
  185. Undetermnined coefficients
  186. Differential Equations help
  187. help with ODE. *i got no solutions
  188. Simplifying Laplace transform
  189. [SOLVED] Complex Stiffness Solution
  190. spring system-Damped
  191. spring mass-undamped
  192. Power Curve
  193. wave equation solutions y(x,t)=Asin(kx-wt) and u=f(x+ct)+g(x-ct)
  194. solution of ODE
  195. Differential Equation
  196. Finding the general solution from a given particular solution.
  197. Laplace Transform of Integral
  198. Can any one solve this diff eqn?
  199. Xn Solving a difference equation
  200. Substituting
  201. 2nd order linear hyperbolic PDE?!
  202. Fourier Transforms of Trig Functions
  203. which root to take?
  204. how do you guys get to use?
  205. differential equations
  206. population growth differential eq.
  207. Euler's method
  208. Laplace Transforms
  209. fourier transforms and differential equation
  210. Uniqueness / Lipschitz condition
  211. differential equations problem
  212. Basic diff equations problem
  213. Maximization problem
  214. Please help with this problem!
  215. third order ODE
  216. Confusing Differential Equation
  217. second shifting theorem
  218. inverse Laplace transform
  219. Help with this PDE
  220. Solve d^2y/dx^2 + 4y = 0?
  221. Initial Value Problem: PLEASE HELP!
  222. Legendre Differential Equation
  223. Reduction to first order
  224. Differential problem
  225. IVP
  226. Separable First Order DE
  227. How to complete this first order linear diff eq.
  228. 1-st order DE
  229. Third order DE-similiar to previous
  230. Solution by undetermined coefficients
  231. Solve the following ODE? by dint of an implicit euler
  232. Another First Order-RC circuits
  233. Second Order DE
  234. Another problem
  235. "simple" initial value problem
  236. Quasilinear first order PDE-weird parametrization?!
  237. Solving equation using Newton's Method
  238. Homogenous Equation Help
  239. Critical Points and Linearization
  240. DE
  241. some tricky eqn
  242. Trying to formulate then solve DE [1stOrder notsure what type]
  243. Little help: Particular Integral for this equation
  244. solution interval for IVP
  245. Help :(
  246. stiff ode solving
  247. Need help
  248. Find Equation of curve
  249. Solutions to a given nonhomogeneous equation?
  250. Differential Equation Problem 2