xsqm2.py

# Accompanying program for the text
#
#    Classical and Modern Numerical Analysis:
#    Theory, Methods and Practice
# by Azmy S. Ackleh, Edward J. Allen,
#    R. Baker Kearfott, and Padmanabhan Seshaiyer
#

def xsqm2(x):
        return x**2 - 2

def xsqm2_prime(x):
        return 2*x