数学可以这么简单！
《DK Simply Math》 简单的数学 高清 PDF

理解数学从未如此简单。结合大胆、优雅的图形和易于理解的文字，《简单数学》是那些时间短但渴望知识的人对该学科的介绍。涵盖了90多个关键的数学概念，从质数和分数到二次方程和概率实验，每个精简的单页条目都比以前更清楚地解释了这个概念。

按主要的主题组织--数论和系统；计算；几何；代数；图形；比率和比例；测量；概率和统计；以及微积分--条目以简单明了的方式解释每个关键数学理论的要义，便于理解。无论你是在学校或大学学习数学，还是仅仅想了解该学科的无术语概述，这本不可缺少的指南都包含了你所需要的一切，让你快速而轻松地了解基础知识。

Understanding maths has never been easier. Combining bold, elegant graphics with easy-to-understand text, Simply Maths is the perfect introduction to the subject for those who are short of time but hungry for knowledge. Covering more than 90 key mathematical concepts from prime numbers and fractions to quadratic equations and probability experiments, each pared-back, single-page entry explains the concept more clearly than ever before.

Organized by major themes - number theory and systems; calculations; geometry; algebra; graphs; ratio and proportion; measurement; probability and statistics; and calculus - entries explain the essentials of each key mathematical theory with simple clarity and for ease of understanding. Whether you are studying maths at school or college, or simply want a jargon-free overview of the subject, this indispensable guide is packed with everything you need to understand the basics quickly and easily.









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