| Symbol | Specification | Kind | Type |
|---|
| . + . | nat-basic | f | Nat × Nat → Nat |
| . +1 | nat-basic | f | Nat → Nat |
| . +b . | bnat | pf | BNat × BNat → BNat with λ bn, bm. bn.toNat + bm.toNat ≤ MAX_Nat |
| . - . | nat | pf | Nat × Nat → Nat with λ n, m. n ≥ m |
| . -1 | nat-basic | pf | Nat → Nat with λ n. n ≠ 0 |
| . -b . | bnat | pf | BNat × BNat → BNat with λ bn, bm. bn ≥b bm |
| . < . | nat-basic | p | Nat × Nat |
| . <b . | bnat | p | BNat × BNat |
| . > . | nat | p | Nat × Nat |
| . >b . | bnat | p | BNat × BNat |
| . ≤ . | nat | p | Nat × Nat |
| . ≤b . | bnat | p | BNat × BNat |
| . ≥ . | nat | p | Nat × Nat |
| . ≥b . | bnat | p | BNat × BNat |
| . toBNat | bnat | pf | Nat → BNat with λ n. n ≤ MAX_Nat |
| . toNat | bnat | f | BNat → Nat |
| BNat | bnat | s | |
| MAX_Nat | bnat | c | Nat |
| Nat | nat-basic | s | |
| bm | bnat | v | BNat |
| bn | bnat | v | BNat |
| m | bnat | v | Nat |
| n | bnat | v | Nat |