minus-squareatimholt@lemmy.worldtoNo Stupid Questions@lemmy.world•What are the most mindblowing things in mathematics?linkfedilinkarrow-up2·1 year agoNot true, see @BitSound’s comment. It does have to be topologically planar (may not be the technical term), though. No donut worlds. linkfedilink
Not true, see @BitSound’s comment.
It does have to be topologically planar (may not be the technical term), though. No donut worlds.