The phrase "a complex subject in" is correct and usable in written English.
It can be used when discussing a topic that has multiple layers or intricacies within a specific field or context.
Example: "The research paper explores a complex subject in the realm of artificial intelligence and its ethical implications."
Alternatives: "a multifaceted topic in" or "an intricate issue in".
Who would not like to master a complex subject in the space of a single afternoon?
Eun-Hee Eun-Hee Kimn Enlightenment Theater Company took on a complex subject in "Dreams of a Picture Bride," a new dance and theater work performed on Saturday night at the Theater for the New City.
Schwarzenegger had long admired the investor Warren Buffett, for his business achievements and also for his ability to talk about a complex subject in a way that made it come alive.
By allowing students to tackle a complex subject in manageable parts--stopping when an error occurs and practicing until that one skill is perfected--they march steadily toward mastery.
Since before 1000 the Last Judgement had been developing as a complex subject in art, and from the 11th century became a very common subject as a wall-painting in churches, typically placed over the main door in the west wall, where it would be seen by worshippers as they left the building.
One horror has its place in a complex subject — figures in a landscape — that displays the artist's skill of eye and hand.
Migration is a complex subject to approach in archeology and the new materials and methods available, such as isotope analysis and DNA, make it possible, and necessary, to ask new questions.
Both Mr. Harbour and Mr. Rohde said a roaming ban had more political support than a new attempt to enforce network neutrality, a more complex subject in which the technical realities of managing overloaded telecom networks can conflict with free-speech guarantees.
Short told me, "I've never seen someone who can take a complex subject and distill it in a heartbeat like he can".
The remix turns out to have a complex subject: the various ways in which a dark and distorted version of gay life has been an object of pity, horror, and fascination for straight audiences, even "enlightened" ones, through the years.
Yet it also hints at limitations: even a school with such striking success at transmitting concrete skills like math struggles to overcome intractable deficits in reading, a complex subject as linked to conditions outside the classroom as in it.
