No. The hepatitis B vaccine series should not berestarted when doses are delayed; rather, the seriesshould be continued from where it left off. Thevaccine recipient should receive the second doseof vaccine now and the third dose 2â5 monthslater.
The symbol used by mathematicians to represent the ratio of a circle's circumference to its diameter is the lowercase Greek letter Ï, sometimes spelled out as pi, and derived from the first letter of the Greek word perimetros, meaning circumference. In English, Ï is pronounced as pie (/paÉª/, paÉª).
Pi: symbol for pi is Ï and it equals about 3.14. 1  Radius: The distance from the center of a circle to an edge. 2  Radii: The plural for radius. 3  Diameter: The distance from one edge of a circle to another edge going through the center. 4  Circumference: The distance around a circle; the perimeter of a circle.