At present, Zhang Yu has been engaged in advanced mathematics teaching and postgraduate counseling for many years. He is a key expert in the national advanced mathematics examination question bank, a key expert in postgraduate entrance examination over the years, a doctor, and a key teacher in the construction of national excellent courses of the Ministry of Education. Participated in the revision of mathematics syllabus for postgraduate entrance examination and the writing of national mathematics examination papers for many times, and published many papers in national core journals, one of which was selected for the 2007 global sustainable development conference and delivered a keynote speech 15 minutes.
Zhang Yu's teaching style is humorous, unique and full of passion, which creates the "subject-source teaching method", gives a brand-new interpretation of the knowledge structure and system of postgraduate mathematics, and has a strong ability to grasp and predict the propositions and review ideas of postgraduate mathematics, so that students can win high marks easily and efficiently.
Introduction of China University of Mining and Technology: China University of Mining and Technology is located in Xuzhou City, Jiangsu Province, and is a college jointly established by the Ministry of Education, the Jiangsu Provincial Government and the State Administration of Work Safety. China University of Mining and Technology is a key institution directly under the Ministry of Education, the first batch of double-class disciplines, and 2 1 1 key construction institution. The first batch of universities in China have the right to confer doctoral and master's degrees. It has a long history of running a school, and its current name is determined at 1988.