Pi Day

http://en.wikipedia.org/wiki/Pi

http://en.wikipedia.org/wiki/Pi_Day

Mathematicians who were born or died on 14th March

http://www-history.mcs.st-and.ac.uk/Day_files/Day314.html

Vilhelm Frimann Koren Bjerknes

József Kürschák

http://www.omikk.bme.hu/archivum/angol/htm/kurschak_j.htm

Albert Einstein

Waclaw Sierpinski

Since Sierpinski (ala Sierpinski triangle) was born on Pi day we should make a Sierpinski pie. Here's the recipe

http://www.math.upenn.edu/~pstorm/images/round_Sierpinski_carpet.png

Oscar Chisini

Nora Isobel Calderwood

Translations of pi

http://www.translate-words.com/index.php?translation=pi&translate=english

Ludolph van Ceulen spent a major part of his life calculating the numerical value of the mathematical constant π

http://en.wikipedia.org/wiki/Ludolph_van_Ceulen

After his death the "Ludolphine number", 3.14159265358979323846264338327950288...,

was engraved on his tombstone

The tombstone of Ludolph van Ceulen

http://www.ams.org/samplings/math-history/hap-6-pi.pdf

Ludolph van Ceulen and Pi

http://mathforum.org/library/drmath/view/52555.html

50 Interesting Facts About Pi

http://facts.randomhistory.com/2009/07/03_pi.html

The distinguished mathematician Irving Kaplansky is also a fine musician, whose daughter Lucy is an accomplished folk singer. In Feb. 1973, Kaplansky composed a popular "A Song about Pi"






How many different ways to express pi ? Well here are 59 for a starter

http://functions.wolfram.com/Constants/Pi/06/ShowAll.html

What Pi sounds like

http://brightcove.newscientist.com/services/player/bcpid96978243001?bckey=AQ~~,AAAAADqBmN8~,Yo4S_rZKGX37VoTHytsO5tNRQyuMSIxf&bctid=826055156001

Ramanujan proved the following formula:
http://planetmath.org/encyclopedia/RamanujansFormulaForPi.html

Pi and the Fibonacci Numbers

http://www.maths.surrey.ac.uk/hosted-sites/R.Knott/Fibonacci/fibpi.html

Anti-Pi

The Tau Manifesto

http://tauday.com/

http://www.math.utah.edu/~palais/pi.html