Cai Yunan is an excellent special math teacher in Tianjin No.4 Middle School. Former director of the Academic Affairs Office of Tianjin No.4 Middle School, currently director of the Supervision Office of Tianjin No.4 Middle School, and part-time teaching researcher of Tianjin Education and Teaching Research Office. Member of chinese mathematical society, director of Mathematics Society of Hexi Middle School of Tianjin Education Society.

Chinese name: Cai Yunan

Nationality: China.

Occupation: math teacher

Masterpiece: On Harmonious Topic Selection and Teaching Improvement of Sine and Cosine Theorem Proof in Efficient Teaching

The life of the character

Cai Yunan is an excellent special math teacher in Tianjin No.4 Middle School.

Former director of the Academic Affairs Office of Tianjin No.4 Middle School, currently director of the Supervision Office of Tianjin No.4 Middle School, and part-time teaching researcher of Tianjin Education and Teaching Research Office. Member of chinese mathematical society, director of Mathematics Society of Hexi Middle School of Tianjin Education Society.

Since joining the work, he has been successively rated as an advanced teacher in Hexi District, an advanced individual in Hexi District's science and technology front, an excellent party member in Hexi District's education system and an excellent party member in Hexi District.

Major achievements

Two academic papers were exchanged in the "National Seminar on Mathematics Teaching Reform in Middle Schools" and the "Seventh National Seminar on Discipline Education".

He has published many articles in provincial journals such as Middle School Mathematics and College Entrance Examination Review Information Express. Participated in the compilation of seven monographs with about 500,000 words, such as Handbook of Important and Difficult Points in Senior High School Mathematics, Complete Book of Solving Problems in Senior High School Mathematics and 500 Cases of Exploration and Application. The students under the guidance won the first place in Grade Two and Grade Three of Tianjin Division (Group B) in the 12 American Mathematics Invitational Tournament, and many of them won prizes in the National Mathematics League.

Instruct many young teachers to win prizes in urban excellent courses.

After more than 30 years of teaching practice, it has gradually formed a "twenty-cross" teaching style of "simplicity, richness, conciseness, emphasis on ability, active atmosphere and interaction between teachers and students". I have been a senior three graduating class for many years and have achieved excellent results in the college entrance examination.

publish a book

He has published many articles in provincial periodicals such as Middle School Mathematics and College Entrance Examination Review Information Express.

Grasping the trend of college entrance examination and optimizing teaching methods —— Analysis and enlightenment of a solution to Tianjin college entrance examination. Meng and Cai Yunan, Middle School Mathematics, 20 10, (6)

Reflections on effective teaching caused by a college entrance examination question, Yang, Cai Yunan, Middle School Mathematics, 2009.

Yang, Cai Yunan. On Harmonious Topic Selection in Efficient Teaching. Chinese Mathematics Education (Senior High School Edition), 2009(9)

Equation of Quadratic Curve Series with Mid-point as Fixed Point Song Wenjing and Cai Yunan, Middle School Mathematics, 2007(8)

Teaching improvement of sine and cosine theorem proving Cai Yunan, Middle School Mathematics, 2004, (10)

Some Problems in Simple Logic Cai Yunan, Middle School Mathematics, 2004, (5)

Participated in the compilation of seven monographs with about 500,000 words, such as Handbook of Important and Difficult Points in Senior High School Mathematics, Encyclopedia of Thinking Methods in Senior High School Mathematics and 500 Cases of Exploration and Application.