fossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 1 year agoEquinunerous Setsmander.xyzexternal-linkmessage-square17fedilinkarrow-up1223arrow-down15
arrow-up1218arrow-down1external-linkEquinunerous Setsmander.xyzfossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 1 year agomessage-square17fedilink
minus-squareRain World: Slugcat Game@lemmy.worldlinkfedilinkEnglisharrow-up13·1 year agoconsider two sets: set a and set b. both set a and b contain all horses, ane nothing else. they are always equivalent.
minus-squareyesman@lemmy.worldlinkfedilinkEnglisharrow-up11arrow-down1·1 year agoSure, but does the set of all sets that don’t include themselves include itself?
minus-squareyetAnotherUser@discuss.tchncs.delinkfedilinkEnglisharrow-up5·edit-21 year agoEasy. If and only if the integer sequence A053169 contains the number 53169
minus-squareMatch!!@pawb.sociallinkfedilinkEnglisharrow-up6·1 year agoset a contains all horses. set b contains all ponysonas
minus-squaresteventhedev@lemmy.worldlinkfedilinkEnglisharrow-up4·1 year agoGotcha. So all horses are purple?
minus-squarevery_well_lost@lemmy.worldlinkfedilinkEnglisharrow-up4arrow-down1·1 year agoBut how can set b contain all of the horses if they’re already in set a???
consider two sets: set a and set b. both set a and b contain all horses, ane nothing else. they are always equivalent.
Sure, but does the set of all sets that don’t include themselves include itself?
Easy. If and only if the integer sequence A053169 contains the number 53169
Yesn’t.
set a contains all horses. set b contains all ponysonas
Gotcha. So all horses are purple?
But how can set b contain all of the horses if they’re already in set a???