Holes, patterns, and cutouts occur frequently in sheet metal parts and their creation is crucial to modeling these parts. "SolidWorks for the Sheet Metal Guy - Course 2: Hole Patterns and Notches” ...

Abstract: In this paper, circular area movement optimization (CAMO), a novel global search algorithm, and its hybridization with the pattern search method (PSM) are proposed to solve the multimodal ...

Abstract: This study presents a comprehensive mathematical model for analyzing optimum frequency hop (FH) patterns (OFHPs) derived from two-dimensional circular shifts applied to a Golomb Costas array ...

Gordon Scott has been an active investor and technical analyst or 20+ years. He is a Chartered Market Technician (CMT). Thomas J Catalano is a CFP and Registered Investment Adviser with the state of ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Depression glass treasures are hiding in Illinois thrift stores, just waiting to be discovered by savvy collectors. These colorful glass pieces were manufactured during the 1920s and 1930s when ...

Pattern formation is the developmental process by which cells acquire different identities, depending on their relative spatial positions within the embryo. Pattern formation ensures that tissues and ...

A central pattern generator (CPG) is a neuronal network in which interconnected excitatory and inhibitory neurons produce an oscillating, rhythmic output in the absence of sensory feedback. CPGs play ...

The 2025 energy transition in eight charts: clean wins, dirty setbacks For supporters of the energy transition, 2025 had plenty to complain about: the scrapping of U.S. clean energy policies, wind ...

Ring-like patterns in the sky could be ghostly imprints of a universe that existed before the big bang, according to a controversial new study. If the theory is correct, the cosmic rings may be the ...