My Erdös Number

My Erdös number is 4.

COMPUTING TIGERS AND GOATS
Y. J. Lim, J. Nievergelt - ICGA Journal, 2004

Jürg Nievergelt coauthored with Komei Fukuda MR1708017
Komei Fukuda coauthored with David M. Avis MR1130229
David M. Avis coauthored with Paul Erdös MR0949289 (90b:05068)