1. DEPARTMENT OF COMPUTER SCIENCE, VIRGINIA POLYTECHNIC
INSTITUTE AND STATE UNIVERSITY, BLACKSBURG, VA 24061-0106
2. DEPARTMENT OF AEROSPACE AND OCEAN ENGINEERING, VIRGINIA
POLYTECHNIC INSTITUTE AND STATE UNIVERSITY, BLACKSBURG, VA 24061-0203
3. DEPARTMENT OF AEROSPACE ENGINEERING, MECHANICS, AND
ENGINEERING SCIENCE, UNIVERSITY OF FLORIDA, GAINESVILLE, FL 32611-6250
4. DEPARTMENTS OF COMPUTER SCIENCE AND MATHEMATICS, VIRGINIA
POLYTECHNIC INSTITUTE AND STATE UNIVERSITY, BLACK-BURG, VA 24061-0203