您要查找的是不是：
- Sikkema算子 Sikkema operators
- Bemstein-Sikkema算子 Bernstein-Sikkema Operators
- Bernstein-Sikkema算子 Bernstein-Sikkema operator
- Sikkema-Kantorovich算子 Sikkema-Kantorovich operators
- 算子 operator
- Sikkema-Kantotovich算子 Sikkema-Kantorovich operators
- 多元Sikkema-Kantorovich算子 multidimensional Sikkema - kantorovich operators
- K阶Sikkema-Kantorovitch算子 Sikkema - Kantorovitch operators of order K
- Bernstein－Sikkema算子的正逆定理 THE DIRECT AND INVERSE THEOREMS FOR BERNSTEIN-SIKKEMA OPERATORS
- 卜算子 Song Of Divination
- δ算子 δ-operator
- "或非" 算子 NOR operator
- 谱算子 spectral operator
- 流形上的偏微分算子 partial differential operator on manifold
- Ｍ－生长算子 M-accretive operator
- 伴算子 adjoint operator
- 闭包算子 closure operator
- 非线性算子 nonlinear operator
- 算子的换位 commutant of an operator
- 阿贝尔射影算子 Abelian projection operator
