The phrase "a complex system involving" is correct and usable in written English.
It can be used when describing a system that has multiple interconnected parts or elements that interact with each other.
Example: "The research focused on a complex system involving various ecological factors that influence species survival."
Alternatives: "a multifaceted system that includes" or "an intricate system comprising".
Providing access to lifelong learning demands a complex system involving stakeholders in education, government, and the corporate world.
The MFC is a complex system involving bio-electrochemical processes, charge, mass and energy transfer.
By far the largest was HM Factory Gretna in southern Scotland, which produced cordite – a complex system involving nitric and sulphuric acids, nitroglycerine, gun cotton, mineral jelly, alcohol and ether.
Security in the grid environment is a challenging issue that can be characterized as a complex system involving many subtleties that may lead designers into error.
This way students deal with a systematic multi-variable study of a complex system involving an heterogeneous (solid gas) non-catalytic reaction.
The ITER magnets are a complex system involving interfaces between many advanced technologies (superconductors, forging/welding/machining of massive structures, cryogenics, composites and moulding, high voltage electrical), yet at the same time form part of the ITER 'basic machine' which is required to operate at the design parameters, broadly failure free, for the design life of the tokamak.
Optimization of such a complex system involved in optimization of many disciplines including structure, heat transfer, aerothermodynamics, guidance and control, trajectory and propulsion.
This is a highly complex system involving a myriad of inter-connected biological, chemical, and physical processes.
— is dependent on a very complex system involving many different inputs," Mende-Siedlecki says.
Will Allen, the urban farmer who has a very complex system involving fish and greens and other vegetables, where fish waste feeds the greens and the greens clean the water for the fish.
Within a hellishly complex system involving codes, laws (the 2003 Licensing Act allows clubs to be penalised for what their customers get up to) and "summary reviews", from what I can make out Fabric's licence was permanently revoked without the police even being required to prove their case beyond reasonable doubt.
