0
Anglesey-born William Jones was the first person to use the Greek letter π for the ratio of a circle's circumference to its diameter.
Yes, pi is trascendental.Yes, pi is trascendental.Yes, pi is trascendental.Yes, pi is trascendental.
tau
If you mean the number pi, pi + pi is usually written as 2pi.
Pi is the population proportion of successes.