Subject Index 



411 



Storage {see also Information storage) 



capacity, 8-11, 375 



mechanisms, 210, 370 



long-term, 244, 308, 369 



short-term, 195, 197 

 Symbols, 14, 52, 53, 362 

 Synapses, 37, 234, 313, 365, 379, 382, 

 388, 390 



alterable, 390 



delay across, 380, 382, 387 



excitatory, 381, 385, 388 



inhibitory, 382, 385, 388 



irreciprocal, 360 



reciprocal, 360 

 System 



auditory, 192, 306 



biological, 17, 18, 57, 305 



communication, 8, 184 



Darwinian, 372, 373 



dissolution of, 325 



equivocation of, 16 



genotypic, 372, 373 



homogeneous, 357 



Lamarckian, 372, 374 



non-linear, 234 



protein synthesizing, 65 



output of, 38 



permanently altered, 357 



random, 11, 25 



receiving, 20 



static, 8 



visual, 306 



Theorems I to X 



McCulloch and Pitts, 382-394 

 Theory 



behavior, 38, 53 



mentalistic, 39 



stochastic, 41, 43 

 Threshold [| 



changes in, 382 "8 



differential, 265 



neuron, 272, 289, 369 



occlusion, 265, 270, 273 



variation in, 388 

 Time domain, 329-348 

 Trophodynamics, 140, 141 

 Turing machine, see Machine, Turing 



u 



Uncertainty, 5, 17, 143, 145, 314 



V 



Virus action 



formation of precursor molecules, 1 30 



fowl plaque virus, 131 



on cell synthesis, 126 



poliovirus biosynthesis, 132 

 Virus replication, 123, 133 



w 



Watson-Crick model for DNA, 60, 77 



