摘要
Said将Ball基由三阶延伸到奇数阶。本文在任意阶上讨论广义Ball曲线性质及其求值的新一种递归算法。
In a paper by Said, a basis was introduced for arbitary odd degree polynomials over cubic polynomials by Ball. In this paper, some properties and recursive algorithms of arbitary degree for evaluation and degree raising are given.
出处
《大学数学》
1994年第S1期142-145,共4页
College Mathematics
关键词
BALL曲线
升阶
降阶
递归算法
ball curves Bézier curve degree elevation recursive algorithms