lnay / metric-spaces-and-topology-game

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Create new proof: Topology world lvl 6 #13

Open lnay opened 5 months ago

lnay commented 5 months ago
Create a new lean file with the name specified below in Game/Levels/content_drafts which correctly compiles and defines and proves the theorem below. Break into intermediate theorems/lemmas if necessary (to go into separate levels, or provided as 'given' helpers, tbd later).
file name topology_wrld_L06.lean
proof prove that some provided example is not haussdorff
extra info I think open sets={cofinite} should work

Syllabus outline: #5