目录引言1反例的定义2反例的类型3反例的作用4反例的构造方法4.1特例构造法4.2性质构造法4.3类比构造法1t11t1111101t011011111t10t10t11t1111t1t14.4逆向思维构造法74.5极端性构造法4.6数量关系...

几何教学中体现数形结合思想”。可见在初中数学的学习过程中，对几何变换思想的掌握要求越来越高了。现在学生从七年级下学期（华师大版）开始接触平面几何，主要是关于轴对称、平移、旋转、中心...

AbstractWith the development of the times,the progress of science and technology,moreand more listed companies continue to emerge,to judge whether a listed company isgood or bad,ma...

AbstractAt present,China's small and micro-enterprises are in a high-speed developmentzone,but the funds of small and micro-enterprises have become a developmentdilemma.At this tim...

二次函数最值问题解题方法的研究摘要二次函数是数学中极其重要的内容之一，对于初、高中的数学学习来说有一个承前启后的作用。中考中二次函数最值问题更是一个常考的考点。该考点涉及广泛，灵活...

摘要在数学中，不等式的证明与应用是重点考察内容，贯穿整个数学的学习。其中的几个重要不等式，如基本不等式、均值不等式、排序不等式和柯西不等式，均可实现推导证明与应用。本文主要就以上几...

任务目标要求（文献阅读、外文资料翻译、设计或实验工作量，图纸、软硬件数量及技术指标等）：本论文要求阅读一定数量的文献资料，深入学习代数数与超越数的相关知识，归纳总结已有代数数与超越...

AbstractAs one of the ancient villages in China,the ancient village of Yunshui balladscontains rich historical and cultural heritage and carries the records of traditionalcivilizat...

AbstractThis paper mainly discusses the problems related to infinite series in the mathematics test paper of postgraduate entrance examination.Based on the previous studies,it focu...

AbstractProbability and statistics is an important part of high school mathematics,whichis inseparable from real life in this information age.Therefore,in the teaching processof hi...