Knotty Problems - Marc Lackenby

[@farissaadat4437]

Incredible lecture, thank you very much for uploading

[@alirazaali6101]

Keep it up.Thanks sir.Upload more videoes.

[@AliRaza-yy6ij]

Hii

[@aazmar]

Locally...many light years.

[@Noswiatel]

I searched for non euclidean knots

[@gaven2976]

My college female professor told me that the bombing of Hiroshima had no affect on the environment

[@cosmotalk7227]

That's Absolutely not true, The Hiroshima-Nagasaki explosion was the first bomb to Start the World War's cause of lot of Deaths.