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 Plus monthly

Global: Zendy Tools annual

Global: Zendy Tools monthly

Global: Zendy Free Plan

A well-known bijection between Motzkin paths and ordered trees with outdegreealways $\le2$, is lifted to Grand Motzkin paths (the nonnegativity is dropped)and an ordered list of an odd number of such $\{0,1,2\}$ trees. This offers analternative to a recent paper by Rocha and Pereira Spreafico.

Grand Motzkin paths and $\{0,1,2\}$-trees -- a simple bijection