Xiong, Bin, <br/><br/>
Problem solving methods and strategies in high school mathematical competitions / 
Bin Xiong and Yijie He ; translated by Yongming Liu. 
 - xi, 288 pages :  illustrations ;  24 cm. 
 - Mathematical Olympiad series,  Vol. 21  1793-8570 ; .
<br/><br/>Methods of reduction -- Proofs by contradiction -- Inductive methods -- The drawer principle -- Inclusion-Exclusion principle -- Extreme principle -- Parity -- Area Methods -- Thinking Globally -- Proper representation -- Combine numbers and figures -- Correspondence and pairing -- Recurrence -- Colouring -- Assignment methods -- Calculate in two ways -- Stepwise adjustment -- Methods of construction -- Invariants and Monovariants -- Graph theory methods. 
<br/><br/> "A study guide explaining important methods, strategies, and basic principles in solving problems in mathematical competitions through many example questions"-- 
<br/><br/><label>ISBN: </label>9789811278686 
<br/><br/><label>LCCN: </label>2023030352 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Problems, exercises, etc.<br/>Mathematics--Competitions.
<br/><br/><label>LC Class. No.: </label>QA43  / .X5613 2024 
<br/><br/><label>Dewey Class. No.: </label>510.76  / X47p