Timothy Li is a consultant, accountant, and finance manager with an MBA from USC and over 15 years of corporate finance experience. Timothy has helped provide CEOs and CFOs with deep-dive analytics, ...

Lucas Downey is the co-founder of MoneyFlows, and an Investopedia Academy instructor. Michael Boyle is an experienced financial professional with more than 10 years working with financial planning, ...

Abstract: In this article, global exponential stabilization of Takagi–Sugeno (T–S) fuzzy systems with discrete time-varying delays on time scales under denial-of-service (DoS) attacks is investigated.

Abstract: When using standard learning techniques for uncertainty approximation, persistently exciting inputs are necessary in order to achieve good parameter estimation. It has been shown in recent ...

Can you chip in? This year we’ve reached an extraordinary milestone: 1 trillion web pages preserved on the Wayback Machine. This makes us the largest public repository of internet history ever ...

The unit circle Solving trigonometric equations Circular function graphs. To determine if this resource will benefit you, start by answering the following questions. What is the difference between ...