What does "linear operator" mean?

An operator L such that for functions f and g and scalar λ, L (f + g) = L f + L g and L λf = λ L f.

What is a synonym for "linear operator"?

Common synonyms include: linear algebra concept, linear transform.

noun

noun ·Rare ·Advanced level

Noun

1
An operator L such that for functions f and g and scalar λ, L (f + g) = L f + L g and L λf = λ L f.
2
an operator that obeys the distributive law: A(f+g) = Af + Ag (where f and g are functions) wordnet