Back to Top


Select your language



The author

My name is Fred Hijzen.
My interest in the interface between music and mathematics derives from the fact that both subjects have determined my life. My life as a teacher of mathematics (I was born in 1951 in the Netherlands, now retired) has always known another aspect: that of a classical guitarist.
I have always had the privilege to teach as well as to make music. And I think: once a teacher, always a teacher. Building a site like this enables me to reach a lot of people. For me it is sufficient when a person likes to read about mathematics in daily life, I have no other aim.
Dutch readers are advised to go to
For this site - as well as a few others I have built - I used Joomla! as core. I chose this software because I strongly prefer open source applications.
So, enjoy browsing, and please do not hesitate to send me a This email address is being protected from spambots. You need JavaScript enabled to view it.
Fred Hijzen