| Symbol | Specification | Kind | Type |
|---|---|---|---|
| # . | reflist | f | reflist → nat |
| . ' | reflist | f | ref → reflist |
| . + . | nat-basic | f | nat × nat → nat |
| . + . | reflist | f | ref × reflist → reflist |
| . + . | reflist | f | reflist × reflist → reflist |
| . + . | reflist | f | reflist × ref → reflist |
| . ++ . | reflist | f | reflist × ref → reflist |
| . +1 | nat-basic | f | nat → nat |
| . +2 . | reflist | f | ref × ref → reflist |
| . - . | nat | pf | nat × nat → nat with λ n, m. n ≥ m |
| . -1 | nat-basic | pf | nat → nat with λ n. n ≠ 0 |
| . .butlast | reflist | pf | reflist → reflist with λ x. x ≠ [] |
| . .head | reflist | pf | reflist → ref with λ x. x ≠ [] |
| . .last | reflist | pf | reflist → ref with λ x. x ≠ [] |
| . .tail | reflist | pf | reflist → reflist with λ x. x ≠ [] |
| . < . | nat-basic | p | nat × nat |
| . < . | reflist | p | reflist × reflist |
| . > . | nat | p | nat × nat |
| . ∈ . | reflist | p | ref × reflist |
| . ≤ . | nat | p | nat × nat |
| . ≥ . | nat | p | nat × nat |
| . ⊑ . | reflist | p | reflist × reflist |
| . ⊒ . | reflist | p | reflist × reflist |
| [] | reflist | c | reflist |
| butlastn | reflist | pf | nat × reflist → reflist with λ n, x. n ≤ # x |
| disj | reflist | p | reflist × reflist |
| dups | reflist | p | reflist |
| fillfirst | reflist | f | nat × ref × reflist → reflist |
| mklist | reflist | f | ref × nat → reflist |
| nat | nat-basic | s | |
| null | ref | c | ref |
| ref | ref | s | |
| reflist | reflist | s | |
| rev | reflist | f | reflist → reflist |
| rmdup | reflist | f | reflist → reflist |