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Set Theory Proof A is a subset of B if and only if A intersect B = A
B-Roll - Islandesque by Kevin MacLeod is licensed under a Creative Commons Attribution license (creativecommon...)
Source: incompetech.com...
Artist: incompetech.com/
Негізгі бет Set Theory Proof A is a subset of B if and only if A intersect B = A
Пікірлер: 44