Algebra :
Ex Sheet 1
Ex Sheet 2
Ex Sheet 3
Ex Sheet 4
Ex Sheet 5
Ex Sheet 6
Ex Sheet 7
Ex Sheet 8
Ex Sheet 9
Ex Sheet 10
Ex Sheet 11
Ex Sheet 12 (will be corrected on Wednesday 28 Jan)
Ex Sheet 13 (will be corrected on Tuesday 3 of Feb instead of the lecture)