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math.SG2025
Quantitative contact Hamiltonian dynamics
Danijel Djordjević, Igor Uljarević, Jun Zhang
This paper presents a systematic quantitative study of contact rigidity phenomena based on the contact Hamiltonian Floer theory established by Merry-Uljarević. Our quantitative app…
math.SG2025
Contact quasi-states and their applications
Igor Uljarević, Jun Zhang
We introduce the notions of partial contact quasi-state and contact quasi-measure. Using the contact spectral invariant from the work by Djordjević-Uljarević-Zhang, one can constru…