Complex Systems

Founded by Stephen Wolfram in 1987 »
The original journal devoted to the science, mathematics and engineering of systems with simple components but complex overall behavior.

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Complex Systems journal is included in the Web of Science (Clarivate) 2023 Journal Citation Reports with an Impact Factor of 1.2, ranking 11th in the category "Mathematics, Interdisciplinary Application - ESCI" and 5th by total citations.

Full Archives 1987–Present

Hundreds of published papers, encompassing three decades of leading-edge complex systems research, are available for free and immediate download.

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Submissions for Complex Systems journal may be made by webform or email. There are no publication charges. Papers submitted to Complex Systems should present results in a manner accessible to a wide readership.

current issue
Volume 35, Issue 1

Current Issue

Kevin Knight
A Small Collatz Rule without the Plus One

Velvet Alexander, Ummity Srinivasa Rao, Kedar Shinde, Jayaram Balabaskaran, R. J. Hari, Asif Islam and Aqdus Bin Bari
Exploring the Containment Hierarchy of Subrings over Rings 2 to 9 in Two-Dimensional Cellular Automata

Shuwen Wu and Ming Hsiung
A General Result Relating Totalistic Cellular Automata and Self-Referential Sentences

Akshaj Devireddy
Phase Transitions in Complexity: Active Cell Growth, Shannon Entropy and Kolmogorov Complexity in Dependent Cell Ranges of Mobile Automata with Non-local Rules

Thomas Prévost and Bruno Martin
A 10-Bit S-Box Generated by Feistel Construction from Cellular Automata

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