Let 0 < a < b. Consider the functional rb S[v] = [°* dx x³ (v² – ³v³). - Show that the Euler-Lagrange equation for S[y] may be written as 5 dy d²y + dx² x dx - + y² = 0.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.3: The Natural Exponential Function
Problem 44E
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Let 0 < a < b. Consider the functional
S[y] = f° dx x5 (y²-y³).
Show that the Euler-Lagrange equation for S[y] may be written as
d²y 5 dy
+ + y² = 0.
dx² x dx
Transcribed Image Text:Let 0 < a < b. Consider the functional S[y] = f° dx x5 (y²-y³). Show that the Euler-Lagrange equation for S[y] may be written as d²y 5 dy + + y² = 0. dx² x dx
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