名词恒等元素; 单位元素; 同一元件; 鉴别元件
1. 单位元：identity 等(式) | identity element 单位元 | identity law 同一律
2. 单位元素：identifying signature 识别特征信息 | identity element 单位元素 | identity matrix 单位矩阵
3. 恒等元素(*群论)：identity operation 恒等运算(*群论) | identity element 恒等元素(*群论) | identification 监定;证认
4. 恒等元素：Idempotent element同势元素 | Identity Element 恒等元素 | identity mapping 恒等映照
1. Although the uprising failed, it remains an important element of Polish national identity.
identity element的近义词
noun
1. an operator that leaves unchanged the element on which it operates
e.g. the identity under numerical multiplication is 1
Synonym: identity identity operator