function iterFunc(x) { return x^3 + x - 1 } oldEst = 0 tol = 0.00005 error = 1 while (error > tol) newEst = iterFunc(oldEst) print(newEst) error = abs(newEst - oldEst) oldEst = newEst } Edit this psuedocode to make it work in python, the output should be 0.6823 as this is a method of root finding!

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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function iterFunc(x) {
return x^3 + x - 1
}
oldEst = 0
tol = 0.00005

error = 1
while (error > tol)
newEst = iterFunc(oldEst)
print(newEst)
error = abs(newEst - oldEst)
oldEst = newEst
}
Edit this psuedocode to make it work in python, the output should be 0.6823 as this is a method of root finding! 
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