1a | * | Due 5 September | Please show that the rationals are countably infinite, i.e., count them. | ||||
1b | pp. 12-13 | Due 10 September | # 2a, 3a,c, 4c,d, 7b | ||||
2 | pp. 12-13 | Due 17 September | # 7d,e, 8e, 9 | ||||
pp. 29-30 | # 1, 3, 4b, 5a,d | ||||||
3 | pp. 30-31 | Due 24 September | # 9, 10, 13, 14 (find only a rational x) | ||||
p. 61 | # 1a,b | ||||||
4 | pp. 61-62 | Due 1 October | # 3, 4, 7, 9, 13 | ||||
* | A. Prove that the intersection of a finite number of open sets Gi is open. | ||||||
* | B. Give an example where the countably infinite union of closed sets is not closed. | ||||||
5 | pp. 62-64 | Due 8 October | # 15, 16a, 17a, 18, 30a | ||||
6 | * | Due 29 October | A. Please give an example to show why the nesting property fails | ||||
* | for a sequence of nonempty, closed, but unbounded sets in Rn . | ||||||
p. 64 | # 26, 29 | ||||||
7 | pp. 90-92 | Due 5 November | # 1b,d, 9a, 10b | ||||
* | Z. (i) Please show that limh -> 0 (cos h - 1)/h = 0 | ||||||
* | (ii) Please use the definition of the derivative to find d/dx(cos x) | ||||||
8 | pp. 108-110 | Due 12 November | # 1a,b, 3a, 4, 6, 14 | ||||
9 | p. 132 | Due 19 November | # 1, 2, 4 | ||||
* | Q. Suppose |f | is integrable on [a,b] . Please give a counter example to show | ||||||
* | that this does not imply that f is integrable. | ||||||
10 | p. 133 | Due 25 November | # 8, 9, 11, 12, 15 | ||||
11 | pp. 160-161 | Due 5 December | # 1, 3 | ||||
pp. 191 | # 3, 4 | ||||||