INDEX 



Intelligence, 82, 271 

 Interference, 158 

 Invariant, 73, 121, 130,215 

 Inverse, 142 

 Inversion, 145 

 Inverter, 147 

 lonisation, 122 

 I.Q., 272 



Isomorphism, 92, 97 

 Iterated systems, 262 



Joining, 48 



— and equilibrium, 82 

 Jump, 9, 28 



Key, 142 

 Kinematic graph, 22 



Lactose, 125 

 Laplace transform, 145 

 Large system : see Very 

 Lashley, K. S., 62, 273 

 Lattice, 107 

 Laughter, 60 

 Law of Nature, 130 



— of Experience, 137 



— of Requisite Variety, 206 

 Learning, 92, 133, 271 

 Lethal, 197 



Lewin, K., 113,273 

 Lights, house, 125 

 — , traffic, 127 

 Limit, 197 



— of regulation, 211 

 Line, transformation of, 20 



— of behaviour, 25 

 Linear system, 36 

 Localisation, 68, 112 

 Locomotive, 80 

 Logarithm to new base, 126 

 Lumbricus, 252 



Machine, theory of, 1 

 — , determinate, 24 

 ■ — with input, 44 



— seeing itself, 55 

 — , test for, 90 



— as constraint, 132 



— set of states, 135 

 — , Markovian, 225 



— as regulator, 251 



— as selector, 259 



MacKay, D. M., 252, 273 



Magnetic tape, 116 



Maiden over, 15 



Main diagonal, 16 



Manipulation, 92 



Manoeuvre, 211 



Many-one, 15 



Map, 94 



Markov chain, 91, 166 



Markovian machine, 225 



Massless spring, 2 



Materiality, 60 



Mathematical physics, 2, 27, 96 



Matrix, 15 



— transition probabilities, 163 



— , pay-off, 241 



Matter, laws of, 60 



Maze, 86, 114, 134,228 



Meaning, 143 



Mechanism, 24 



Mega-pick, 261 



Memory, 115, 170 



Message, 123 



Mine, 92 



Mode, 101 



Model, 96, lOS 



Momentum, 40 



Monitoring, 180 



Morgenstem, O., 241, 273 



Motor channel, 220 



Mouse, 197 



Multiplication, 104 



— , mental, 180 



Myelin, 221 



Natural selection, 196 

 Nature, law of, 1 30 

 Neighbourhood, 77 

 Negative feedback, 80 

 Network, 66, 93, 160, 252 

 Neumann, J. von, 62, 241, 273 

 Neurons, 252 

 — , number of, 62 

 — , circuit of, 82, 137 

 Neutral equilibrium, 78 

 Nitrogen, 64 

 Noise, 186, 216 

 — , correction of, 211 

 Noises, ghostly, 60 

 Non-determinate, 161 

 Normal co-ordinates, 101 

 Notation, 13, 20, 33 



292 



