English (United Kingdom)

https://curated-unify.zendy.io/wp-json/zendy-region/v1/featured_content/oa?rat=en

https://curated-unify.zendy.io/wp-json/zendy-region/v1/highlighted_journal/

Global: Zendy Plus annual

Presents the access of premium content as premium feature

Premium Content

Presents the keyphrase highlighting as premium feature

Keyphrase Highlighting

Presents the summarisation as premium feature

Summarisation

Insights

Presents the pdf analysis as premium feature

PDF Analysis

Presents the zaia usage as premium feature

ZAIA

Global: Zendy Tools annual

Global: Zendy Free Plan

Global: Zendy Tools monthly

Global: Zendy Plus monthly

Let A/gn be the Kohn Laplacian on the Heisenberg group HI and let Q be a halfspace of HI whose boundary is parallel to the center of HI. In this paper we prove that if u is a non-negative A/n-superharmonic function such that u E L () then u _ 0 in Q.

A Liouville-type theorem on halfspaces for the Kohn Laplacian