| Symbol | Specification | Kind | Type |
|---|---|---|---|
| # . | array | f | Array[A] → Nat |
| . ( . ) | array | pf | Array[A] × Nat → A with λ ar, n. n < # ar |
| . ( . := . ) | array | pf | Array[A] × Nat × A → Array[A] with λ ar, n, a. n < # ar |
| . + . | nat-basic | f | Nat × Nat → Nat |
| . +1 | nat-basic | f | Nat → Nat |
| . - . | nat | pf | Nat × Nat → Nat with λ n, m. n ≥ m |
| . -1 | nat-basic | pf | Nat → Nat with λ n. n ≠ 0 |
| . < . | nat-basic | p | Nat × Nat |
| . > . | nat | p | Nat × Nat |
| . ≤ . | nat | p | Nat × Nat |
| . ≥ . | nat | p | Nat × Nat |
| Array | array | s | |
| Nat | nat-basic | s | |
| ar | get-outside | v | Array[A] |
| mkarray | array | f | Nat → Array[A] |
| mkarray | array | f | Nat × A → Array[A] |
| n | get-outside | v | Nat |