Welcome to my homepage!

Personal details:
Name: Johan Koolwaaij
Nationality: Dutch
Born: June 22, 1973

Postal address:
Novay
P.O. Box 589
7500 AN Enschede
The Netherlands

Visiting address:
Novay
Brouwerijstraat 1
7523 XC Enschede

Communication:
Phone: +31 53 4850448
Fax: +31 53 4850400
Mail: koolwaaij@novay.nl
Url: http://www.koolwaaij.nl

This is where I went last month:

www.flickr.com

This is a Flickr badge showing public photos from Johan Koolwaaij. Make your own badge here.

	Hot links
	GSM cell tracker demo: collaborative effort to measure the the location of GSM cell towers of different operators, visualised in Google Earth.
	My project: transcribing the old archives of Varsseveld in the 17th and early 18th century.
	IYOUIT, a cool mobile application to share your whereabouts and experiences with your friends.
	Pictures of my thesis defense on December 12, 2000.
	Mah Jong: excel sheet for score computation in the game of Mah Jong
	De test: is er verschil tussen de gezichten van Nederlanders en Belgen?
	Oikos fellowship: een nieuwe huisgemeente in Glanerbrug is in wording!
	De prinses of de tijger: logische puzzels voor de liefhebber
	Primes and higher dimensional spaces: my math world