👉 A douzieme is a type of mathematical expression that represents an infinite sum. It is defined as the limit of a sequence of partial sums, where each partial sum approaches zero as n approaches infinity. The concept of a "douziem" can be traced back to ancient Indian mathematics and was first introduced by Bhaskara II in his work "Divisive Methodus." The term "douziem" is derived from the Sanskrit word "douz," which means