Partial differential equation problem

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SUMMARY

The discussion focuses on solving the partial differential equation ∂u/∂x = 4∂u/∂y using the method of separation of variables. The initial condition provided is u(0,y) = 3e^-y - e^-5y. Participants emphasize the need to express the solution as a product of functions, specifically u(x,y) = X(x)Y(y). The conversation highlights the importance of correctly applying the separation of variables technique to derive the solution.

PREREQUISITES
  • Understanding of partial differential equations (PDEs)
  • Familiarity with the method of separation of variables
  • Knowledge of boundary conditions in PDEs
  • Basic skills in solving exponential functions
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  • Study the method of separation of variables in detail
  • Learn how to apply boundary conditions to PDEs
  • Explore solutions to similar partial differential equations
  • Investigate the use of Fourier series in solving PDEs
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Students studying mathematics, particularly those focusing on differential equations, as well as educators and tutors assisting with PDE homework problems.

sam topper.
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Homework Statement


using the method of separation of variables, solve ∂u/∂x=4∂u/∂y, where [itex]u=3e^-y - e^-5y[/itex] when x=0.


Homework Equations





The Attempt at a Solution


let u(x,y)=X(x)Y(y)
=XY.

 
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hi sam! :wink:
sam topper. said:
let u(x,y)=X(x)Y(y)
=XY.

good

what next? :smile:
 

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