Leonard Euler
Leonhard Euler used the symbol pi in 1737.
Math teacher, mathematition. It all depends really. Accountants, secretaries, Lawyers sometimes. It's all very diverse.
Mathematician Rudolph Swetchefriz{Added} The symbol is not "for" pi but is pi - one of the letters of the Greek alphabet.
Maurits Escher was a remarkable Swiss mathematician and teacher that was responsible for instituting the use of the symbol pi in mathematical notation.
euler, Fredrick
Leonhard Euler.
Leonhard Euler.
Leonhard Euler.
Leonard Euler
It was the mathematician William Jones who first used pi as a mathematical symbol in 1706
Pope Gregory XIII in 1582.
"The teacher is very intelligent."