The equation x² + ax + b 0, has two real roots a and B. Show that the iteration (i) Xk+1 = - (axk + b)/xk, is convergent near x = a, if | a | > | ß |, (ii) Xk+1 = - b/(Xk + a), is convergent near x = a, if | a |< | ß |.
The equation x² + ax + b 0, has two real roots a and B. Show that the iteration (i) Xk+1 = - (axk + b)/xk, is convergent near x = a, if | a | > | ß |, (ii) Xk+1 = - b/(Xk + a), is convergent near x = a, if | a |< | ß |.
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter2: Systems Of Linear Equations
Section2.5: Iterative Methods For Solving Linear Systems
Problem 21EQ
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