The 17-Klein Bottle – Numberphile

From Numberphile.

17 Klein Bottles become 1 – featuring Cliff Stoll and the glasswork of Lucas Clarke.
More links & stuff in full description below ↓↓↓

More Cliff videos: http://bit.ly/Cliff_Videos

More Klein Bottle videos: http://bit.ly/KleinBottles

Buy glassware from Cliff (if you dare): https://www.kleinbottle.com

CORRECTION (message via Cliff): At 43 seconds (recycling symbol) I goofed here. That’s a single-half-twist. I’m properly one-sidedly chagrined.

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