Defining Proximity and Influence

STABILITY ENGINEERING – Volume 9 www.manhattanproject20.com 1 117-36-D Defining Proximity and Influence How actants become coupled without ever touching one another Introduction The history of engineering is, in many ways, the history of understanding proximity. Classical mechanics taught us that nearby objects exert forces upon one another. Communications engineering taught us that connected systems exchange information. Cybersecurity taught us that reachable systems can attack one another.