spline knot points
样条结点
以上为机器翻译结果,长、整句建议使用 人工翻译 。
A necessary and sufficient condition is derived for the existence of monotone and convex interpolation by a cubic spline with an additional knot inserted between each pair of data points.
本文给出用三次样条在两两节点之间引进一个外加节点的条件下,存在凸而单调的插值的充分必要条件。
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