Euler is credited for popularizing the Greek letter π (lowercase pi) to denote the ratio of a circle’s circumference to its diameter, as well as first using the notation f(x) for the value of a function, the letter i to express the imaginary unit √-1, the Greek letter Σ (capital sigma) to express summations, the Greek letter Δ (capital delta) for finite differences, and lowercase letters to represent the sides of a triangle while representing the angles as capital letters.
Fulfilling the personal desires of COMBS, particularly those related to COMBS’ sexual gratification, including through the exploitation of women and the use of commercial sex workers;
Enriching members and associates of the Enterprise, including its leader, COMBS, and in particular those who demonstrated loyalty to COMBS and willingness to conceal his crimes;