Formal Definition
Given a Polish space let be a sequence of Borel probability measures on, let be a sequence of positive real numbers such that, and finally let be a lower semicontinuous functional on . The sequence is said to satisfy a large deviation principle with speed and rate if, and only if, for each Borel measurable set ,
where and denote respectively the closure and interior of .
Read more about this topic: Large Deviations Theory
Famous quotes containing the words formal and/or definition:
“I will not let him stir
Till I have used the approvèd means I have,
With wholesome syrups, drugs, and holy prayers,
To make of him a formal man again.”
—William Shakespeare (15641616)
“... we all know the wags definition of a philanthropist: a man whose charity increases directly as the square of the distance.”
—George Eliot [Mary Ann (or Marian)