Problem 1
Illustrate the effect of round-off error in adding up numbers of differing magnitudes. Do not use a calculator or a computer, instead do everything here by hand. Assume that all arithmetical
ASSIGNMENT 3
Due February 18, 2003
Homework 3 Do exercise 2.21 on p. 98 of our textbook. Describe what you should do to compute x most efficiently. Assuming that you are given the following matrices a
ASSIGNMENT 4
Due February 25, 2003
Homework 4 Do computer problems 5.3 and 5.4 on p. 250 of our textbook. Use the appropriate functions provided on by website and compare with the results obtained by
1
Forward Difference Formula for the First Derivative
We want to derive a formula that can be used to compute the first derivative of a function at any given point. Our interest here is to obtain the
1
Computing A B
Let A be an n by n matrix, and x and B be both n by m matrices. Supposed matrices A and B are given, and we want to solve the linear system of equations AX = B for X. In component form