identity (EN)
sustantivo

sustantivo “identity”

sg. identity, pl. identities or uncountable
  1. identidad (características únicas)
    After moving to a new country, she struggled to maintain her cultural identity.
  2. identidad (condición de ser el mismo)
    The identity of these two samples required laboratory testing.
  3. identidad (fachada o persona)
    He assumed a false identity to escape from the police.
  4. identidad (en matemáticas, ecuación)
    In trigonometry, sin^2(x) + cos^2(x) = 1 is a fundamental identity.
  5. función identidad
    The identity function in programming simply returns the value that was passed as an argument.
  6. elemento neutro (en una operación matemática)
    In matrix multiplication, the identity matrix leaves other matrices unchanged when it is used as a multiplier.