NextBigFuture

XAI Grok 4.20 and OpenAI GPT 5.2 Are Solving Significant Previously Unsolved Math Proofs

A Mathematician with early access to XAI Grok 4.20, found a new Bellman function for one of the problems he had been working ...

Tesla: Little More Than A Gamble On History Repeating Itself

Tesla, Inc. is rated a Strong Sell, faces structural declines in deliveries, production, and profitability. Learn more about ...
IEEE

Higher Order Sinusoidal-Input Describing Function Analysis for a Class of Multiple-Input Multiple-Output Convergent Systems

Abstract: This article introduces output prediction methods for two types of systems containing sinusoidal-input uniformly convergent (SIUC) elements. The first method considers these elements in ...
IEEE

Output-Feedback Based Simplified Optimized Backstepping Control for Strict-Feedback Systems with Input and State Constraints

Abstract: In this paper, an adaptive neural-network (NN) output feedback optimal control problem is studied for a class of strict-feedback nonlinear systems with unknown internal dynamics, input ...