Hermite-Fejér插值多项式的二阶导数的收敛阶

摘要

给出扩充混合型Jacobi节点的Hermite-Fejér插值多项式的二阶导数的收敛阶.%The estimate order of approximation for the second derivative of Hermite-Fejér interpolation polynomials based on the extended mixed Jacobi nodes is given.