In this paper, a very simple criterion has been established for checking the crossing direction of a characteristic root crossing the imaginary axis for a class of time-delay systems with ...

A novel Push-Push oscillator array with simple structure is proposed. The Push-Push oscillators are connected via a coupling circuit whose structure is very simple. The phase shift between the output ...

Naomi’s estimate is eye-widening: “We’re going to need approximately 100 poppies per square metre, and the town hall is a lot ...

Fast, fun, and totally addictive — these tiny crochet keychains are the perfect mini project!

South Korean President Lee Jae Myung said that tariff negotiations with the United States were "not very easy" at a press conference to mark his first 30 days in office Thursday.