Consider the following optimisation problem min f(x, y) = x + y − x2 subject to x + y ≤ 1 x ≥ 0, y ≥ 0. a) Find a critical point of the Lagrangian. b) Find a better solution to the problem above than the critical point of the Lagrangian calculated in a). c) What sufficient condition for the optimality of the Lagrangian solution is violated by the problem.
Consider the following optimisation problem min f(x, y) = x + y − x2 subject to x + y ≤ 1 x ≥ 0, y ≥ 0. a) Find a critical point of the Lagrangian. b) Find a better solution to the problem above than the critical point of the Lagrangian calculated in a). c) What sufficient condition for the optimality of the Lagrangian solution is violated by the problem.
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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Consider the following optimisation problem
min f(x, y) = x + y − x2
subject to x + y ≤ 1
x ≥ 0, y ≥ 0.
a) Find a critical point of the Lagrangian.
b) Find a better solution to the problem above than the critical point of
the Lagrangian calculated in a).
c) What sufficient condition for the optimality of the Lagrangian solution
is violated by the problem.
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