db0@lemmy.dbzer0.com to Lefty Memes@lemmy.dbzer0.comEnglish · 4 months agoEducationlemmy.dbzer0.comimagemessage-square83fedilinkarrow-up1922arrow-down125
arrow-up1897arrow-down1imageEducationlemmy.dbzer0.comdb0@lemmy.dbzer0.com to Lefty Memes@lemmy.dbzer0.comEnglish · 4 months agomessage-square83fedilink
minus-squarelud@lemm.eelinkfedilinkEnglisharrow-up2·4 months agoDepends on how you see it, a hole or a tube. I prefer a hole. A common joke is that a topologist can’t see the difference between a donut and a coffee mug because you can mould a mug into a donut (assuming it has a handle).
Depends on how you see it, a hole or a tube. I prefer a hole.
A common joke is that a topologist can’t see the difference between a donut and a coffee mug because you can mould a mug into a donut (assuming it has a handle).