The Florida Entomologist, Vol. 67, No. 1 (Mar., 1984), pp. 97-106 (10 pages) A behavior modeling technique based on Boolean algebra is developed and applied to the stereotyped courtship and agonistic ...

In a fascinating article on models for particulate microstructure, Hermann and Ohser argue that the superposition of stochastically independent Boolean models may be thought of as producing sets whose ...

While these programs certainly helped makers get into 3D modeling, most had serious limitations. Only a few have been truly open-source, and even fewer have been both open-source and parametric.