Consider the IVP: y" − 2y' + +y = tet − 1 0 ≤ t ≤1 y(0) = y(0) = 0 (a) Transform this problem into an IVP for a first order system of ODEs (b) Take the time step size At = 0.1. Do one step of the midpoint method 1 yn+¹ = y + Atf(tn +÷At, y² + Atf(tn, y")) = (c) Using (b) compute an approximation of the solution at t the explicit 2-step Adams method = 0.3 with

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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Consider the IVP:
y" — 2y' + +y = tet − 1 0 ≤ t ≤ 1
y (0) = y'(0) = 0
(a) Transform this problem into an IVP for a first order system of ODES
(b) Take the time step size At = 0.1. Do one step of the midpoint method
1
1
=
= y² + Atƒ (tn + — At, y² + — Atf(tn, y"))
2
yn+1
(c) Using (b) compute an approximation of the solution at t = 0.3 with
the explicit 2-step Adams method
Transcribed Image Text:Consider the IVP: y" — 2y' + +y = tet − 1 0 ≤ t ≤ 1 y (0) = y'(0) = 0 (a) Transform this problem into an IVP for a first order system of ODES (b) Take the time step size At = 0.1. Do one step of the midpoint method 1 1 = = y² + Atƒ (tn + — At, y² + — Atf(tn, y")) 2 yn+1 (c) Using (b) compute an approximation of the solution at t = 0.3 with the explicit 2-step Adams method
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