Let-X-in-the-standard-topology-Take-the-partition-X-1-0-0-1-1-2-Describe-the-open-sets-in-the-resulting-quotient-topology-on-X-
Let
X = â„
X* = {…,(−1,0],(0,1],(1,2],…}
Describe the open sets in the resulting quotient topology on
X*.