References, The Origin of Algebra

Abraham, R., Bifurcation of the Kalihari !Kung, 1992

A dynamical analysis of the transformation of the Bushmen from stone age to neolithic culture around 1974.

Abraham, R., Chaos and the millennium, 1994

Bifurcation theory reviewed, and applied to the Chaos Revolution now underway.

Abraham, R., Chaos, Gaia, Eros, 1994