置换运算 meaning in English

in-place computation

Subsequently we analyze the isomorphism relationship between ergodic matrices and the corresponding permutation group . by defining the permutation symbol operation system of ergodic matrices , we constructed a union form to express all existed permutation algorithms
通过在理论上分析遍历矩阵和置换群的同构关系，定义了遍历矩阵对应的置换运算和符号体系，再统一的框架下表达各种图像置乱变换。