说明：  求已知数据点的拉格朗日插值多项式 求已知数据点的艾特肯插值多项式 求已知数据点的均差形式的牛顿插值多项式 求已知数据点的前向牛顿差分插值多项式 求已知数据点的后向牛顿差分插值多项式 求已知数据点的高斯插值多项式 求已知数据点的埃尔米特插值多项式 求已知数据点的分段三次埃尔米特插值多项式及其插值点处的值 求已知数据点的二次样条插值多项式及其插值点处的值 求已知数据点的第一类三次样条插值多项式及其插值点处的值 求已知数据点的第二类三次样条插值多项式及其插值点处的值 求已知数据点的第三类三次样条插值多项式及其插值点处的值 求已知数据点的第一类B样条的插值 用倒差商算法求已知数据点的有理分式形式的插值分式 用Neville算法求已知数据点的有理分式形式的插值分式 用倒差商算法求已知数据点的有理分式形式的插值分式 用双线性插值求已知点的插值 用二元三点拉格朗日插值求已知点的插值 用分片双三次埃尔米特插值求插值点的z坐标
(Lagrange interpolation polynomials of the known data pointsAitken interpolation polynomials of the known data pointsFor the known data points difference form of the Newton interpolation polynomialFor the known data points prior to the Newton differential polynomial interpolationFor the known data points to the Newton differential polynomial interpolationGauss interpolation polynomials of the known data pointsHermite interpolation polynomials of the known data pointsSection three Hermite interpolation and interpolation point for the known data pointsFor the known data points two times spline interpolation polynomials and interpolation pointFor the known data points to the first three spline interpolation polynomials and interpolation pointFor the known data points of second kinds of three spline interpolation polynomials and interpolation pointFor the known data points of third kinds of three spline interpolation polynomials and interpolation pointInterpolation of the known data points )