EfreetSK@lemmy.world to Map Enthusiasts@sopuli.xyz · 25 天前France's longest border is with Brazillemmy.worldimagemessage-square67fedilinkarrow-up1580arrow-down19
arrow-up1571arrow-down1imageFrance's longest border is with Brazillemmy.worldEfreetSK@lemmy.world to Map Enthusiasts@sopuli.xyz · 25 天前message-square67fedilink
minus-squareCanadaPlus@lemmy.sdf.orglinkfedilinkarrow-up1·20 天前It’s kind of subtle how exactly you’re using numbers when writing limits. You’re either not actually doing infinitesimals, just Cauchy sequences centered around a point, or you are and you get to enjoy the axiomatisation of the hyperreals.
It’s kind of subtle how exactly you’re using numbers when writing limits. You’re either not actually doing infinitesimals, just Cauchy sequences centered around a point, or you are and you get to enjoy the axiomatisation of the hyperreals.