NestedLessLess

\[NestedLessLess]

Infix ordering operator.

x y is by default interpreted as NestedLessLess[x, y].

Used to denote "much less than".

Occasionally used in measure theory to denote "absolutely continuous with respect to".

See Section 3.10.4.

See also: \[LessLess] , \[NotLessLess] , \[NotNestedLessLess] .