A Themed Issue on Mathematical Inequalities, Analytic Combinatorics and Related Topics in Honor of Professor Feng Qi

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Tricks in magic square / Chew Yee Ming, Ch'ng Pei Eng and Ng Kok Shien by Chew, Yee Ming, Ch'ng, Pei Eng, Ng, Kok Shien

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The Essence of Mathematics Through Elementary Problems by Borovik, Alexandre, Gardiner, Tony

Table of Contents: “…Mental Skills -- 1.1 Mental arithmetic and algebra -- 1.2 Direct and inverse procedures -- 1.3 Structural arithmetic -- 1.4 Pythagoras' Theorem -- 1.5 Visualisation -- 1.6 Trigonometry and radians -- 1.7 Regular polygons and regular polyhedra -- 1.8 Chapter 1: Comments and solutions -- II. …”
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