Elia Portnoy

I am a postdoc at the University of Toronto.

I'm interested in quantitative embeddings, quantitative topology and high dimensional expanders.

My CV can be found here and an annotated bibliography can be found here. 

My email is eportnoy at mit dot edu.

Research

• Sparse maps.

     (Submitted for publication. arXiv)

• On Freedman’s link packings 

with Fedor Manin (Journal of Topology and Analysis, 2025. arXiv, slides)

• A note on Kalai’s  3^d conjecture

with Gregory R. Chambers (arXiv)

• Local quantum codes from subdivided manifolds 

(arXiv, video, slides)

• A generalized isoperimetric inequality via thick embeddings 

(arXiv)