Entakyuka eya Paayi (the Pi constant)okusinziira ku Charles Muwanga.
Buli lw’ogabiza Olusekkati(Diameter) mu obwetoloovu(circumference) bw’entoloovu yonna oba ofuna entakyuka(constant).
Entakyuka eno eyitibwa “Paayi”(Pi) era ekunuukiriza 3.142