Historical Figures
History
Formulas
Approximations
Trivia
100
This famous scientist's birthday is on March, 14.
Who is Albert Einstein?
100
According to Egyptologists, this ancient structure seems to approximate the value of pi.
What is the Great Pyramid of Giza?
100
This is the mathematical definition of pi.
What is the ratio of a circle's circumference to its diameter?
100
This decimal number is often used as an approximation of pi.
What is 3.14?
100
This is the most recognized mathematical constant in the world.
What is pi?
200
This mathematician is most known for his proposal of using the Greek symbol for pi.
Who is William Jones?
200
A famous Greek mathematician devised a polygonal algorithm for computing pi, giving rise to this alternative name for pi.
What is Archimedes' constant?
200
This is the formula for the area of a circle.
What is pi*r^2?
200
This fraction is sometimes used as an approximation for pi.
What is 22/7?
200
Pi is an example of this type of number.
What is an irrational number?
300
This mathematician spent a major part of his life calculating the first 36 digits of pi.
Who is Ludolph van Ceulen?
300
This is the number of centuries during which the Greek symbol for pi has been widely used in its mathematical context.
What is three centuries?
300
This is the formula for the volume of a sphere.
What is (4/3)*pi*r^3?
300
This is the name of the process which was the first known attempt to calculate pi.
What is squaring the circle?
300
The first 144 digits of pi add up to this number.
What is 666?
400
This mathematician worked to find the first 707 digits of pi by hand, but instead found the first 527 digits due to an error.
Who is William Shanks?
400
This ancient Egyptian document contains the first known attempt to calculate pi.
What is the Rhind Papyrus?
400
This constant is equal to e^(i*pi).
What is -1?
400
Plato used this expression to obtain a fairly accurate value for pi.
What is sqrt(2) + sqrt(3)?
400
There are six nines at the 763rd digit of pi, also known by this name.
What is the Feynman Point?
500
This Japanese pi champion memorized 42,195 digits of pi.
Who is Hiroyuki Gotu?
500
In 2002, this computer was used by a Japanese scientist to find the first 1.24 trillion digits of pi.
What is the Hitachi SR 8000?
500
The total area contained under the Gaussian function e^(-x^2) is equal to this value.
What is sqrt(pi)?
500
This is the name of the first 36 digits of pi.
What is the Ludolphine Number?
500
This date is known as Pi Approximation Day.
What is July, 22?
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