课件说明：
这是一本较新的为理工科本科水平的读者写的工具书（pdf）。
Chapter 1.Elementary Algebra and Geometry
Chapter 2.Determinants, Matrices,and Linear Systems of Equations
Chapter 3.Trigonometry
Chapter 4.Analytic Geometry
Chapter 5.Series, Number Facts, and Theory
Chapter 6.Differential Calculus
Chapter 7.Integral Calculus
Chapter 8.Vector Analysis
Chapter 9.Special Functions
Chapter 10.Differential Equations
Chapter 11.Statistics
Chapter 12.Financial Mathematics
