Abstract: In our previous work, we design a trapezoid virtual tube to guide robotic swarms through narrow openings. This article extends the application of the trapezoid virtual tube to the situations ...

Jane Meacham has 40 years' experience researching, writing, and editing financial content. She previously worked at Dow Jones & Co. in the U.S. and Asia, and is certified in Global Reporting ...

Michael Boyle is an experienced financial professional with more than 10 years working with financial planning, derivatives, equities, fixed income, project management, and analytics. Suzanne is a ...