IEEE

Nonlinearity Estimator-Based Control of A Class of Uncertain Nonlinear Systems

Abstract: The robust control problem of a class of nonlinear systems subject to external disturbances, control gain uncertainty, and nonlinear uncertainties is investigated in this paper using a ...
IEEE

Stealthy Integrity Attacks for a Class of Nonlinear Cyber-Physical Systems

Abstract: This article proposes a stealthy integrity attack generation methodology for a class of nonlinear cyber-physical systems. Geometric control theory and stability theory of incremental systems ...
IFLScience

The 9th Dedekind Number: Why It Took 32 Years To Find, And Why We May Never See A 10th

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...
People

In-N-Out Officially Removes Number '67' from Its Ordering System After Viral '6-7' Trend

PEOPLE confirms the West Coast burger chain removed '67' from its ticket system about a month ago George Rose/Getty In-N-Out Burger has officially retired the number "67" from its ticket order system, ...
WRAL

UNC System will publish syllabus for every class, president says

The UNC System is working on a policy to give the public a way to understand what content is being taught in classrooms. System President Peter Hans said the syllabus for every class at the public ...