identity element

Noun

An element in a set which leaves other elements unchanged when combined with them.

ریشه

From Latin 'identitas' meaning 'sameness' and 'elementum' meaning 'basic component'.

مثال

• Zero is the identity element for addition.
• One is the identity element for multiplication.
• In a group, the identity element leaves other elements unchanged.

ترکیب‌های رایج

Additive identity element Multiplicative identity element