Brian Pinsky Brian Pinsky This user account status is Approved About About Posts Posts Comments Comments I ran through the details and I'm fairly sure nothing Sam said is wrong, but I know it's easy to… On What Topological Spaces are π₀? This is a very nice argument. I'm glad to know there's a completely different way to solve this problem. Getting… On What Topological Spaces are π₀? good catch; fixed now On What Topological Spaces are π₀? This was a construction I tried early on in the problem, but I have yet to find a way to… On What Topological Spaces are π₀?