00:00You know the intrinsic geometry and you know the extrinsic geometry.
00:05Is that enough to determine the surface?
00:08This is a classical Bonaire problem.
00:11The question is whether they exist Bonaire pair.
00:13It does remain an open question until very recently.
00:20Because it's too hot, you see?
00:30This is my favorite Paris cemetery.
00:35The curvature lines of Darbou are never closed.
00:44This is mathematics, you cannot tell.
00:46Yes.
00:47It might be five minutes, might be five years.
00:50It seems that Bonaire do not exist.
00:55The policeman thought that Sophie was a spy.
00:58There are many things that people knew and don't know anymore.
01:02This affair went national.
01:06So these guys don't know this yet.
01:12It's an art object, but also to drink tea, yeah?
01:15Yeah, it's great.
01:16And the fact that compact Bonaire pairs exist might open the door and there are lots of them.
01:21Way more than anybody would have ever guessed.
01:29minute, time.
01:31It's great.
01:33Yeah.
01:35Yeah.
01:35Yeah.
01:35Yeah.
01:37Yeah.
01:39Yeah.
01:40You
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