Profile Topics Started Replies Created Engagements Favorites Search replies: Forum Replies Created Viewing 1 post (of 1 total) Author Posts 2021年9月26日 at 下午4:36 in reply to: 齐次坐标问题 #9420 Score: 0 APLUSParticipant 用(x,y,z)/w，w无穷小时，得到的结果就是无穷大，所以是【w=0表示的是无穷远点】 Author Posts Viewing 1 post (of 1 total)
