Pi Day, celebrated on March 14, honours mathematical constant Pi, recognising its significance in mathematics, particularly in circle calculations, and promoting interest in learning and practising ...

National Pi Day is celebrated on March 14 to recognize the mathematical constant, with the first three digits as 3.14, according to National Day Calendar. The Pi symbol represents the ratio ...

Pi Day commemorates the symbol used in mathematics to represent a constant — the ratio of the circumference of a circle to its diameter — which is approximately 3.14159. Pi Day, celebrated ...

March 14 is celebrated as both Pi Day and Pie Day. Pi Day honors the mathematical constant π (pi), a symbol of the relationship between a circle's circumference and diameter, while Pie Day is a ...