程序光滑边界贴图 f-edge
逐块光滑边界 piecewise smooth boundary
光滑拟合外推边界格式 smooth fitting extrapolate boundary scheme
本文就非闭光滑曲线上关于第二类边界条件的复三次样条函数的逼近误差进行了论讨，取得了较好的结果。
In this paper, we discussed the approximation errors of complex cubic interpolation spline on open smooth curves under the second boundary condition and got the better results.
介绍了一种在控制三角形网格上创建光滑样条曲面的算法，该控制网格能够刻画具有或没有边界的任意自由曲面。
The paper introduces an algorithm for creating smooth spline surfaces over control triangular meshes capable of outlining arbitrary free-form surfaces with or without boundary.
在波动方程的经典解法中，初始条件与边界条件都要充分光滑，介质系数也不能出现间断。
In the classic solution of wave equation, it is required that the initial and boundary conditions should be smooth enough and any discontinuities are not allowed in medium coefficients.
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