Abstract: The well-known matrix algebraic equation of the optimal control and filtering theory is considered. A necessary and sufficient condition for its solution to yield an optimal as well as ...

Abstract: We present a succinct way to quantize Maxwell's equations. We begin by discussing the random nature of quantum observables. Then we present the quantum Maxwell's equations and give their ...

To help students master ninth-grade math without tutors or extra in-person instruction, Ninth Grade Algebra Made Easy is ...