this post was submitted on 19 Sep 2025
39 points (100.0% liked)

Math history

80 readers
52 users here now

Sharing of different mathematic elements, stories, archives of all kinds.

founded 1 month ago
MODERATORS
 

Créateur : Patrice Jeener

Dimensions & technique

Hauteur : 16 cm ; Largeur : 14 cm (plaque de cuivre)

Hauteur : 25 cm ; Largeur : 16,5 cm (feuilles #1 et #2)

Gravure au burin sur cuivre

2 exemplaires

you are viewing a single comment's thread
view the rest of the comments
[–] moody@lemmings.world 4 points 8 hours ago (1 children)

This has three separate inside sections, unlike an actual Klein bottle.

[–] morphballganon@lemmy.world 1 points 4 hours ago (1 children)

Isn't the inside of one section the outside of another though?

[–] heydo@lemmy.world 1 points 3 hours ago

The top openings are also the bottom of the bottles. Or rather, they are an opening for one bottle and the bottom of a second bottle.