HW2

Due: Mar 12 in the Tutorial
Problems: 1.9-1.16, 2.1-2.5 in the HW set [click here]

Some typos in the questions:
Q2.1: It should be "alpha a" instead of "alpha x"
Q2.2: the definition of the addition should give "(x1+y1,0)".
The file from the link is updated.