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

Main goal of this paper is to generalize Hadamard's real part theorem andinvariant forms of Borel-Carath\'eodory's theorem from complex analysis tosolutions of the Riesz system in the three-dimensional Euclidean space in theframework of quaternionic analysis.

Real-Part Estimates for Solutions of the Riesz System in $\mathbb{R}^3$