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21个GIF动图让你了解各种数学概念

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<font color="#9a9a9a">源 / 菜鸟教程</font>

数学是很难的科学,但因为它是科学家用数学来解释宇宙的语言,我们无可避免的要学习它。看看下面的这些GIF动图,它们提供了视觉的方式来帮助你理解各种数学技巧。

<font size="4" style="line-height: 50px;"><strong>1、椭圆的画法</strong></font>

<center><img src="http://imgtec.eetrend.com/files/2019-02/%E5%8D%9A%E5%AE%A2/100017698-60…; alt=""></center><br>

<font size="4" style="line-height: 50px;"><strong>2、杨辉三角问题(Pascal triangles)解法</strong></font>

<center><img src="http://imgtec.eetrend.com/files/2019-02/%E5%8D%9A%E5%AE%A2/100017698-60…; alt=""></center><br>

<font size="4" style="line-height: 50px;"><strong>3、使用“FOIL”轻松的解决二项式乘法</strong></font>

<center><img width="600" src="http://imgtec.eetrend.com/files/2019-02/%E5%8D%9A%E5%AE%A2/100017698-60…; alt=""></center><br>

<font size="4" style="line-height: 50px;"><strong>4、对数解法技巧</strong></font>

<center><img src="http://imgtec.eetrend.com/files/2019-02/%E5%8D%9A%E5%AE%A2/100017698-60…; alt=""></center><br>

<font size="4" style="line-height: 50px;"><strong>5、矩阵转置的技巧</strong></font>

<center><img src="http://imgtec.eetrend.com/files/2019-02/%E5%8D%9A%E5%AE%A2/100017698-60…; alt=""></center><br>

<font size="4" style="line-height: 50px;"><strong>6、勾股定理</strong></font>

<center><img width="600" src="http://imgtec.eetrend.com/files/2019-02/%E5%8D%9A%E5%AE%A2/100017698-60…; alt=""></center><br>

<font size="4" style="line-height: 50px;"><strong>7、多边形的外角之和总是等于360度</strong></font>

<center><img src="http://imgtec.eetrend.com/files/2019-02/%E5%8D%9A%E5%AE%A2/100017698-60…; alt=""></center><br>

<font size="4" style="line-height: 50px;"><strong>8、圆周率π</strong></font>

<center><img width="600" src="http://imgtec.eetrend.com/files/2019-02/%E5%8D%9A%E5%AE%A2/100017698-60…; alt=""></center><br>

<font size="4" style="line-height: 50px;"><strong>9、一弧度就是长度刚好等于半径的一段圆弧所对的圆心角</strong></font>

<center><img src="http://imgtec.eetrend.com/files/2019-02/%E5%8D%9A%E5%AE%A2/100017698-60…; alt=""></center><br>

<font size="4" style="line-height: 50px;"><strong>10、在Y轴上使用正弦(红色),在X轴上使用余弦(蓝色),则在XY轴平面上画出的环形如下图(黑色)</strong></font>

<center><img src="http://imgtec.eetrend.com/files/2019-02/%E5%8D%9A%E5%AE%A2/100017698-60…; alt=""></center><br>

<font size="4" style="line-height: 50px;"><strong>11、同前一原理,但更简单</strong></font>

<center><img src="http://imgtec.eetrend.com/files/2019-02/%E5%8D%9A%E5%AE%A2/100017698-60…; alt=""></center><br>

<font size="4" style="line-height: 50px;"><strong>12、这是将sin和cos运用到三角形上</strong></font>

<center><img width="600" src="http://imgtec.eetrend.com/files/2019-02/%E5%8D%9A%E5%AE%A2/100017698-60…; alt=""></center><br>

<font size="4" style="line-height: 50px;"><strong>13、余弦是正弦的衍生物</strong></font>

<center><img width="600" src="http://imgtec.eetrend.com/files/2019-02/%E5%8D%9A%E5%AE%A2/100017698-60…; alt=""></center><br>

<font size="4" style="line-height: 50px;"><strong>14、正切线</strong></font>

<center><img width="600" src="http://imgtec.eetrend.com/files/2019-02/%E5%8D%9A%E5%AE%A2/100017698-60…; alt=""></center><br>

<font size="4" style="line-height: 50px;"><strong>15、同上,但翻个面看,更容易理解</strong></font>

<center><img width="600" src="http://imgtec.eetrend.com/files/2019-02/%E5%8D%9A%E5%AE%A2/100017698-60…; alt=""></center><br>

<font size="4" style="line-height: 50px;"><strong>16、将一个公式从笛卡尔坐标转换成轴坐标</strong></font>

<center><img src="http://imgtec.eetrend.com/files/2019-02/%E5%8D%9A%E5%AE%A2/100017698-60…; alt=""></center><br>

<font size="4" style="line-height: 50px;"><strong>17、画抛物线</strong></font>

<center><img width="600" src="http://imgtec.eetrend.com/files/2019-02/%E5%8D%9A%E5%AE%A2/100017698-60…; alt=""></center><br>

<font size="4" style="line-height: 50px;"><strong>18、黎曼和(Riemann sum)约等于其曲线下的面积</strong></font>

<center><img src="http://imgtec.eetrend.com/files/2019-02/%E5%8D%9A%E5%AE%A2/100017698-60…; alt=""></center><br>

<font size="4" style="line-height: 50px;"><strong>19、双曲线</strong></font>

<center><img src="http://imgtec.eetrend.com/files/2019-02/%E5%8D%9A%E5%AE%A2/100017698-60…; alt=""></center><br>

<font size="4" style="line-height: 50px;"><strong>20、将双曲线表现成3D形式,也许你不相信,它完全是用直线画成的</strong></font>

<center><img src="http://imgtec.eetrend.com/files/2019-02/%E5%8D%9A%E5%AE%A2/100017698-60…; alt=""></center><br>

你甚至可以做成这样的效果:

<center><img src="http://imgtec.eetrend.com/files/2019-02/%E5%8D%9A%E5%AE%A2/100017698-60…; alt=""></center><br>

来源:网络