User Sam Lewallen - Signal Processing Stack Exchange

Sam Lewallen

Member for 9 years, 11 months
Last seen more than 4 years ago

lewallen.github.io

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Sam Lewallen's research webpage

I'm currently a postdoc in theoretical neuroscience at Harvard. I did my Phd in low-dimensional topology and TQFT at Princeton.

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Sep 24, 2014

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21

Trichotomies in mathematics

18

Understanding moment maps and lie brackets

9

Casson's invariant and the trivial connection contribution to witten's 3-manifold invariant

9

Pseudocycle definition of open Gromov-Witten invariants

9

Why "Categorify"? Relating to link/knot homologies...