The phrase "a rigorous course of" is correct and usable in written English.
It can be used when referring to a demanding and thorough program of study or training in an academic or professional context.
Example: "The university offers a rigorous course of study in engineering that prepares students for real-world challenges."
Alternatives: "a challenging program of" or "a demanding curriculum of".
"This is a rigorous course of study," he said.
Under Beneš the country followed a rigorous course of rearmament, and a fortification system was built along the frontier with Germany.
He encouraged his wife to concentrate on composition, and, curtailing her public performing, she undertook a rigorous course of self-instruction in musical theory and composition.
She embarked on a rigorous course of physical therapy and returned to her $9.25-an-hour job at the United States Open, where she worked in merchandise display.
But five months later, after surgery and a rigorous course of physical therapy, Mr. Turner is embarking on a bicoastal tour.
However, it is instructive to browse through our Ph.D. program pages to see what is involved in such a rigorous course of study.
(Students may enroll in a less rigorous course of study with the permission of their parents).
Since Mr. Sizer has been one of the most cogent critics of what he considers a mushy curriculum spooned out at high schools, it is surprising to hear him oppose efforts for a more rigorous course of study.
Onlookers might call a few "high functioning" (though that adjective has no clinical meaning), and T.C.S. is an accredited high school and middle school, offering college prep and high-school courses to students able to complete a conventionally rigorous course of study.
I maintain that it would be better for some of our struggling students to take this path rather than force them on a too rigorous course of study that would only increase the high school dropout rate.
That means a rigorous course load, including 21 credits of graduate courses in literature, combined with 20 credits in writing workshops.
