Set Symbols - Math is Fun

SetSymbols Asetisacollectionofthings,usuallynumbers.Wecanlisteachelement(or"member")ofasetinsidecurlybracketslikethis: CommonSymbolsUsedinSetTheory Symbolssavetimeandspacewhenwriting.Herearethemostcommonsetsymbols IntheexamplesC={1,2,3,4}and D={3,4,5}