Consider the following boundary value problem: y" + y +1 = 2y' + t², y(0) = 2,y(1) = 4. (i) By using suitable finite-difference approximations to the derivatives, derive the following equation. (1+ h)yi-1+ (h² – 2)y = h²(t? – 1) – (1 – h)y;+1 (ii) Solve the above boundary value problem above with step size h = 0.2. %3D
Consider the following boundary value problem: y" + y +1 = 2y' + t², y(0) = 2,y(1) = 4. (i) By using suitable finite-difference approximations to the derivatives, derive the following equation. (1+ h)yi-1+ (h² – 2)y = h²(t? – 1) – (1 – h)y;+1 (ii) Solve the above boundary value problem above with step size h = 0.2. %3D
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:Q2.
(a)
Consider the following boundary value problem:
y" + y+1 = 2y' + t2, y(0) = 2, y(1) = 4.
(i)
By using suitable finite-difference approximations to the derivatives,
derive the following equation.
(1+ h)yi-1 + (h² – 2)yi = h²(t? – 1) – (1– h)yi+1
(ii)
Solve the above boundary value problem above with step size h = 0.2.
%3D
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