Revision history of "A-(A-B) = A cap B"

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  • (cur | prev) 15:08, 31 January 2017‎ Alec (Talk | contribs)‎ . . (410 bytes) (+410)‎ . . (Created page with "{{DISPLAYTITLE:{{M|A-(A-B)\eq A\cap B}}}} __TOC__ ==Statement== Let {{M|A}} and {{M|B}} be sets, we claim that then {{M|A-(A-B)\eq A\cap B}} ==Proof== {{Requires proof|gra...")
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