Do steepest descent steps when: f(x) = x 2 1 + cx 2 2 , x 0

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Do steepest descent steps when:

f(x) = x21 + cx22, x0 = (c, 1). Show that 2 steps give (c, 1) times a factor, -4c2/(c2 - 1)2. What can you conclude from this about the speed of convergence?

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