@ -82,7 +82,7 @@ LemmaDoc even_square as even_square in "Nat"
LemmaDoc mem_univ as mem_univ in "Set"
"x ∈ @univ α"
LemmaDoc not_mem_empty as not_mem_empty
LemmaDoc not_mem_empty as not_mem_empty in "Set"
""
LemmaDoc empty_subset as empty_subset in "Set"