Abstract: In order to suppress the swing of slung load during the flight of the quadrotor unmanned aerial vehicle (UAV), a new double closed-loop nonlinear control method Newton–Euler is proposed ...

Abstract: Modern high-performance analytical query engines follow one of two execution paradigms. Vectorized engines implement an interpreter for relational algebra operators that operates on batches ...

The company aims to raise production capacity to nearly 2,000 vehicles from the current 1,000–1,200 units in a month through a modular expansion strategy. The company is among the first in the segment ...

In this code we solve for rho, u, p from the following equations: U_t + AU_x = 0, (x,t) in (0,1)x(0,0.2] (rho,u,p)_t=0 = (0.445,0.698,0.70) 0 <= x < 0.5 (rho,u,p)_t=0 = (0.5,0.0,0.571) 0.5 <= x <=1 ...

Knowing your multiplication facts is very useful, but what happens when the numbers you are multiplying are greater than those in your multiplication tables? You will need to calculate using a column ...

Troy Segal is an editor and writer. She has 20+ years of experience covering personal finance, wealth management, and business news. Toby Walters is a financial writer, investor, and lifelong learner.

James Chen, CMT is an expert trader, investment adviser, and global market strategist. Gordon Scott has been an active investor and technical analyst or 20+ years. He is a Chartered Market Technician ...