The phrase "a complex field of" is correct and usable in written English.
It can be used when discussing a subject or area that involves many intricate or complicated elements, often in academic or professional contexts.
Example: "Artificial intelligence is a complex field of study that encompasses various disciplines, including computer science, mathematics, and cognitive psychology."
Alternatives: "a multifaceted area of" or "a complicated domain of".
This can become a complex field of study.
Dynamic networks, however present a complex field of parameters that can confound a single method of finding a solution.
Here a complex field, of size m × m = 300 × 300 pixels, is generated as the truth field, and is to be reconstructed by AS using N = 4 robots.
Pharmacogenetics of auto-immune diseases is a complex field of application for this relatively new discipline, since we still have a partial knowledge of the biological mechanisms of the disease and of the drugs currently used to treat it.
To speak of medieval semiotics is not to speak of a precisely defined discipline besides, and distinct from, other medieval arts and sciences; it is rather to speak of a complex field of more or less — mostly more — elaborate reflections on the concept of sign, its nature, function, and classification.
Metabolomics is a complex field of analytical chemistry and bioinformatics in which advanced techniques to determine the levels of a wide range of metabolites are employed in a series of procedures, including sample extraction and preparation, metabolite detection using analytical instruments, and data processing and mining by means of bioinformatics techniques.
It exposes a student to a more complex field of opinions and allows a student more free choice to decide what is right or wrong.
Unlike Donald Trump, who is capable of making equally inflammatory and nativist comments, Carson's intellectual accomplishments are indisputable.* He is a product of the most respected educational institutions in the United States and was once a foremost practitioner in a highly complex field of medicine.
Furthermore, the use of professional interpreters was not adapted to the context of multilingual elderly healthcare; multilingual elderly healthcare was described as a complex field as regards the complexity of elderly people's needs, quality of life and treatment planning far in advance and not only on special occasions such as in emergency healthcare.
Chemical catalysis is a foundation of chemical industry and represents a very complex field of scientific and technological researches.
Studying the diffusion of knowledge and innovations from developing to developed countries is a complex field outside the scope of this paper.
