Leibniz's beautiful formula for π using odd reciprocals (image)
Elsewhere Other-Accessible…
• Leibniz formula for π at Wikipedia
Πeibniz
by Krilling for Company in Arithmetic, π, Mathematics, Reciprocals and tagged formula for π, formula for pi, Gottfried Leibniz, Leibniz, odd reciprocals
Overlord In Terms of Core Issues Around Maximal Engagement with Key Notions of the Über-Feral 