几何变换 by 15063662@qq.com https://padlet.com/15063662/geometry 读书进度记录 en-us 2021-01-15 14:17:38 UTC 2024-12-20 14:27:20 UTC hello@padlet.com https://padlet.net/icons/png/1f913.png 两组矩阵的乘积相等 15063662 https://padlet.com/15063662/geometry/wish/1091638474 第二行从第一行中去掉了两个矩阵,但乘积的结果不变.]]> 2021-01-15 15:41:37 UTC https://padlet.com/15063662/geometry/wish/1091638474 今天开始projectivity 15063662 https://padlet.com/15063662/geometry/wish/1093656985 2021-01-16 10:43:52 UTC https://padlet.com/15063662/geometry/wish/1093656985