1 | 6. i < ||as|| 7. (first a as s.t. (p.1of(p) = x)(a) else < x,d > ) = as[i] i < ||map(p.2of(p);as)|| |
2 | 6. i < ||as|| 7. (first a as s.t. (p.1of(p) = x)(a) else < x,d > ) = as[i] 2of((first p as s.t. 1of(p) = x else < x,d > )) = map(p.2of(p);as)[i] |
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