(a) Find the general solution to the following differential equation. Express your answer in terms of Bessel functions of the first and second kinds. Do not write any series expansions of these Bessel functions. Please explain how you arrived at your answer. x²y" + xy' + (2x² - 5)y = 0 (b) Solve the heat flow problem. Please start with the formula for u(x, t); Do not show separation of variables. Simplify your answer as much as possible. ди Ət = J²u 2 მე2 u(0,t) = u(5,t) = 0 x, 0 < x <1 u(x, 0): = 1, 1 ≤ x < 4 0, 4≤x≤5

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter6: Vector Spaces
Section6.7: Applications
Problem 18EQ
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(a) Find the general solution to the following differential equation. Express your
answer in terms of Bessel functions of the first and second kinds. Do not write
any series expansions of these Bessel functions. Please explain how you
arrived at your answer.
x²y" + xy' + (2x² - 5)y = 0
(b) Solve the heat flow problem. Please start with the formula for u(x, t); Do not
show separation of variables. Simplify your answer as much as possible.
ди
Ət
=
J²u
2
მე2
u(0,t) = u(5,t) = 0
x, 0 < x <1
u(x, 0):
=
1, 1 ≤ x < 4
0, 4≤x≤5
Transcribed Image Text:(a) Find the general solution to the following differential equation. Express your answer in terms of Bessel functions of the first and second kinds. Do not write any series expansions of these Bessel functions. Please explain how you arrived at your answer. x²y" + xy' + (2x² - 5)y = 0 (b) Solve the heat flow problem. Please start with the formula for u(x, t); Do not show separation of variables. Simplify your answer as much as possible. ди Ət = J²u 2 მე2 u(0,t) = u(5,t) = 0 x, 0 < x <1 u(x, 0): = 1, 1 ≤ x < 4 0, 4≤x≤5
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