| Symbol | Specification | Kind | Type |
|---|---|---|---|
| # . | lebrefset | f | lebrefset → nat |
| . + . | nat-basic | f | nat × nat → nat |
| . ++ . | lebrefset | f | lebrefset × lebref → lebrefset |
| . +1 | nat-basic | f | nat → nat |
| . - . | nat | pf | nat × nat → nat with λ n, m. n ≥ m |
| . -- . | lebrefset | f | lebrefset × lebref → lebrefset |
| . -1 | nat-basic | pf | nat → nat with λ n. n ≠ 0 |
| . .leb | lebref | pf | lebref → nat with λ lref. lref ≠ none |
| . .leb:= . | lebref | pf | lebref × nat → lebref with λ lref, m. lref ≠ none |
| . .vol | lebref | pf | lebref → volid with λ lref. lref ≠ none |
| . .vol:= . | lebref | pf | lebref × volid → lebref with λ lref, v. lref ≠ none |
| . < . | nat-basic | p | nat × nat |
| . > . | nat | p | nat × nat |
| . \ . | lebrefset | f | lebrefset × lebrefset → lebrefset |
| . × . | lebref | f | volid × nat → lebref |
| . ∈ . | lebrefset | p | lebref × lebrefset |
| . ∩ . | lebrefset | f | lebrefset × lebrefset → lebrefset |
| . ∪ . | lebrefset | f | lebrefset × lebrefset → lebrefset |
| . ≤ . | nat | p | nat × nat |
| . ≥ . | nat | p | nat × nat |
| . ⊆ . | lebrefset | p | lebrefset × lebrefset |
| { . } | lebrefset | f | lebref → lebrefset |
| ∅ | lebrefset | c | lebrefset |
| lebref | lebref | s | |
| lebrefset | lebrefset | s | |
| lref | lebref | v | lebref |
| lref0 | lebrefset | v | lebref |
| lref1 | lebrefset | v | lebref |
| m | nat-basic | v | nat |
| m0 | lebref | v | nat |
| n | nat-basic | v | nat |
| n0 | nat-basic | v | nat |
| n1 | nat-basic | v | nat |
| nat | nat-basic | s | |
| none | lebref | c | lebref |
| s | lebrefset | v | lebrefset |
| s0 | lebrefset | v | lebrefset |
| s1 | lebrefset | v | lebrefset |
| s2 | lebrefset | v | lebrefset |
| v | volid | v | volid |
| v0 | volid | v | volid |
| v1 | volid | v | volid |
| v2 | volid | v | volid |
| volid | volid | s |