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
