Happy Pi Day! By El Pando Published at: Sun, 14 Mar 2021 10:00 AM . Updated at: Thu, 23 Sep 2021 06:57 PM Happy Pi Day! π is the ratio of the circumference of any circle to the diameter of that circle. It is an irrational number. As such, it has no final digit. Furthermore, there is no pattern to its digits.Pi day is also the birthday of Mr Albert Einstein. Tag: piday About El Pando El Pando Pte Ltd is a Singapore-based boutique software house, specializing in designing & developing cross-platform software solutions with intuitive UI/UX, sophisticated yet user-friendly management system, comprehensive analytics and effective data visualization. 0 Comments Leave a comment Your Name: Email Address: Comment: