The geometry of 3-manifolds

Public evening lecture by McMullen at Harvard University Science Center in 2006. Also at athome.harvard.edu/threemanifolds.

[@Unidentifying]

Love his clarity.

[@alieser7770]

this is golden

[@brendawilliams8062]

Thankyou

[@NoNameAtAll2]

what an active gentleman I hope his head won't pop off by the end of the video due to all this movement

[@manheer1000]

do u have complete video as it seems to be edited.

[@koebe1_4]

Only this version, but it includes the whole lecture + questions.

[@williamwesner4268]

4:10 That prop is kinda overkill.

[@jarrodanderson2124]

Nevertheless it nailed it.

[@sainte5]

that woman won 't want to ask again!!! 54 41

[@Criterion5]

The shark like most multicellular life is a torus. Ever since evolution discovered gastrulation.

[@alphatensor]

The a actual genus could be 2 or more considering the gills.