## Review session: 141 Altgeld Hall, 5--6:15, Monday, December 15.

## Math 432 HW:

**Due January 31:** Section 1.1: 3, 7; Section 1.2: 4; Section 1.3: 1;
Section 1.4: 5, 6; Section 1.5: 3; Section 2.1: 5, 6.
**Due February 7:** Section 2.2: 2, 5; Section 2.3: 4; Section 2.4: 1.

**Due February 14:** Section 2.5: 1; Section 2.6: 2, 4, 5.

**Due February 28:** Section 3.1: 1, 2, 4(a), 5, 9.

**Due March 7:** Section 3.2: 1, 3.

**Due March 26:** Section 4.1: 3, 5, 6, 10, 11, 14; Section 4.2: 1, 2,
7, 8.

Additionally:

1. Check that the function d(x,y) = |x_1-y_1|+|x_2-y_2| is a metric in
R^2.

2. Check that the "river metric" is a metric in R^2. Draw B((0,0),2),
B((0,1),2), B((0,2),2) with respect to this metric.

**Due April 4:** Section 4.3: 2, 3, 4, 8; Section 4.4: 1, 2, 5, 7(a),
8.

**Due April 11:** Section 5.1: 2, 4, 6, 10, 11, 12, 13, 14.

**Due April 18:** Section 5.1: 16, 18.

**Due April 25:** Section 5.2: 1, 3, 4, 7, 9; Section 5.3: 1.

**Due May 2:** Section 5.3: 2, 3, 5, 9, 10, 14, 17.

**Additional office hours:** Thursday, May 3, 4-5:15 PM; Friday, May 4,
1-2 PM.

**Final exam: Tuesday, May 8, 7-10 PM, 142 Henry Administration
Building.**