 | length of schema x (102) |
 | number of positions on which schema x is defined (110) |
 | expected loss under an allocation of N trials (by plan t) (77) |
 | size of population (data base)  acted upon by reproductive plan (73, 91) |
 | memory, that part of the input history retained by the adaptive plan in addition to the part summarized in the tested structure  , where  (23) |
 | number of instances of schema x in the population (87, 98) |
 | number of trials allocated to random variables other than the best in a set of random variables (77) |
 | total number of trials allocated to a set of random variables (76) |
 | = df·Mx(t)/M, the proportion of x in (102, 127) |
 | probability of operator [ ] being applied to an individual in  (102 Pc (crossing-over), 108 P1 (inversion), 110 1PM (mutation)) |
 | a set of probability distributions over  (24) |
 | limit on rate of reproduction in environmental niche associated with x, set by renewal rates of resources in that niche (166) |
 | number of schemata receiving n' or more trials (under a genetic plan) (129) |
 | reproductive plans of type [ ] (90 ff) |
 | special class of type  plans used in the study of robustness (121 ff) |
 | time (20) |
 | a set of adaptive plans to be compared (25) |
 | the payoff accumulated by plan t in environment E up to time T (26) |
 | a set of random variables used when payoff is to be assigned stochastically to elements of (25) |
 | set of attributes (range of values) for the ith detector, di (66) |
|
 | average excess (in genetics) of schema (coadapted set) x (137) |
 | detector, assigns attributes (values from Vi) to structures  (66; cf. 6, 44) |