phymath999
Monday, September 17, 2012
空间曲线的切线沿曲线的变化率(切线对弧长求导,曲率是取模长之后的标量,切线方向向量是向量
曲率是取模长之后的标量,切线方向向量是向量
No comments:
Post a Comment
Newer Post
Older Post
Home
View mobile version
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment