fossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 1 month agoEquinunerous Setsmander.xyzexternal-linkmessage-square17fedilinkarrow-up1222arrow-down15
arrow-up1217arrow-down1external-linkEquinunerous Setsmander.xyzfossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 1 month agomessage-square17fedilink
minus-squareRain World: Slugcat Game@lemmy.worldlinkfedilinkEnglisharrow-up13·1 month 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 month agoSure, but does the set of all sets that don’t include themselves include itself?
minus-squareyetAnotherUser@discuss.tchncs.delinkfedilinkEnglisharrow-up5·edit-21 month agoEasy. If and only if the integer sequence A053169 contains the number 53169
minus-squareMatch!!@pawb.sociallinkfedilinkEnglisharrow-up6·1 month agoset a contains all horses. set b contains all ponysonas
minus-squaresteventhedev@lemmy.worldlinkfedilinkEnglisharrow-up4·1 month agoGotcha. So all horses are purple?
minus-squarevery_well_lost@lemmy.worldlinkfedilinkEnglisharrow-up4arrow-down1·1 month 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???