works on
Agler decomposition 1characteristic functions 1invariant subspaces 1kernel theory 1reproducing kernels 1

From the 1 of 1 linked paper with an AI index.

collaborators

1 paper

math.FA2026

When do Kernels Admit Characteristic Functions?

Caixing Gu, Shuaibing Luo, Georgios Tsikalas +1

The paper proves that a reproducing kernel admits a characteristic function exactly when a Beurling-type invariant subspace condition holds, and this condition can be expressed as…