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/

Zendy Plus

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

Zendy Tools

Zendy Open

We give an explicit characterization of which direct products $G$ of surfacegroups of Euclidean type satisfy that the fixed subgroup of any automorphism(or endomorphism) of $G$ is compressed, and of which is it always inert.

Fixed subgroups in direct products of surface groups of Euclidean type