1 sets/sets.ma logic/equality.ma
2 topology/igt.ma logic/connectives.ma properties/relations.ma
3 logic/equality.ma logic/connectives.ma
4 .unnamed.ma logic/pts.ma
5 logic/connectives.ma logic/pts.ma
6 algebra/magmas.ma sets/sets.ma
7 properties/relations.ma logic/pts.ma