Three days after our initial Monte Carlo and decision-tree assessment of a potential U.S. seizure or blockade of Iran’s Kharg Island (published March 21, 2026), the Iran crisis has entered a new phase ...

Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of the variables that makes each of the equation in the system true. To solve a ...

All straight line graphs have an equation that can be written in the form 𝑦 equals 𝑚𝑥 add 𝑐, where 𝑚, the coefficient of the 𝑥 term, is the gradient or slope of the line. The constant, 𝑐, is ...

A direct current flows in only one direction. On a voltage-time graph this would appear as a straight horizontal line at a constant voltage. Car batteries, dry cells and solar cells all provide a ...

Abstract: Laser communication has become the trend of future low earth orbit (LEO) satellite interconnection, and one-point to multi-point communication plays an important role in satellite laser ...

Abstract: A model free auto tuning algorithm is developed by using simultaneous perturbation stochastic approximation (SPSA). For such a method, plant models are not required. A set of closed loop ...