52 search results - page 11 / 11 » Intersecting Surfaces of Special Types |
GPEM
2007
13 years 5 months ago
2007
Abstract. A fundamental issue in evolutionary biology is the transition from unicellular to multicellular organisms, and the cellular diļ¬erentiation that accompanies the increase...
IDT
2008
13 years 5 months ago
2008
: Many defense, homeland security, and commercial security objectives require continuous tracking of mobile entities such as aircraft. The systems that perform these functions prod...