1) orthogonality preserving mapping
保正交映射
1.
Stability of orthogonality preserving mappings and the ort hogonality equation;
保正交映射与正交性方程的稳定性
2) mapping orthogonality
映射正交
3) orthogonal mapping
正交映射
4) Meet-Preserving Mapping
保交映射
1.
Membership Functions of Fuzzy Union-Preserving Mapping and Fuzzy Meet-Preserving Mapping;
模糊保并、保交映射的隶属函数
5) ε-approximately orthogonality preserving mapping
ε-近似保正交映射
6) (δ,ε)-approximately orthogonality preserving mapping
(δ,ε)-近似保正交映射
补充资料：保正
1.一保之长。
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参考词条