- #1

s_j_sawyer

- 21

- 0

## Homework Statement

Determine whether the following in R^2 are compact or not.

(i) [0,1] X [0,1)

(ii) [a,b] X [c,d] where a < b, c < d

## The Attempt at a Solution

I have seen this notation before but I never knew what it meant.