... met Hans Samelson, who was a student of Hopf . Samelson was a real master of geometry and Lie group theory . I learned a lot from him during the years we worked together.
... matugunan Hans Samelson, na noon ay isang mag-aaral ng Hopf. Samelson ay isang tunay na master ng geometry at humiga / magsinungaling grupo ng teorya.