News
OJMath Publishes Landmark Resolution of the Hadwiger–Nelson Problem on Infinite Graphs
Onyx Press is pleased to announce that the Onyx Journal of Mathematics (OJMath) has published a landmark resolution of the Hadwiger–Nelson problem restricted to infinite unit-distance graphs over the rational plane. The paper, authored by an international consortium led by Dr. Imre Varga (Budapest University of Technology) and Dr. Sofia …
OJMath Announces 2026 Special Issue on Topological Data Analysis and Machine Learning
The editorial board of the Onyx Journal of Mathematics invites original research submissions for a Special Issue on Topological Data Analysis and Machine Learning, scheduled for online publication in December 2026. The issue is co-edited by Prof. Gunnar Carlsson (Stanford University), Prof. Frédéric Chazal (Inria Saclay), and Dr. Katharine Turner …