]> 2026-07-03T00:00:12+00:00 Characteristicity is not upper join-closed 0 en 3 Fact 2025-06-01T14:52:23Z 2460828.1197107 Characteristicity is not upper join-closed 0 Characteristicity is not upper join-closed#Characteristic subgroup;1 1 0 Characteristicity is not upper join-closed#Upper join-closed subgroup property;2 2 0 2 plainlist 3 [[Fact about.Page::Characteristic subgroup]] Characteristicity is not upper join-closed# QUERY2ff4463348e01ea87a0c9241fbb7966c 0 2 plainlist 3 [[Fact about.Page::Upper join-closed subgroup property]] Characteristicity is not upper join-closed# QUERYf8998c9194db1be63a954afc7f8033e9