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 32, Issue 4

Current Issue

Patrik Christen
System Metamodeling of Open-Ended Evolution Implemented with Self-Modifying Code

Luan Carlos de Sena Monteiro Ozelim, André Luís Brasil Cavalcante, Todd Rowland and Jan M. Baetens
An Alternative Representation of Turing Machines by Means of the Iota-Delta Function

Savino Longo
Formal Grammars Generating Fractal Descriptions of Molecular Structures

Carlos Zapata-Carratalá and Xerxes D. Arsiwalla
An Invitation to Higher Arity Science

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