| Symbol | Specification | Kind | Type |
|---|---|---|---|
| . + . | nat-basic2 | f | nat × nat → nat |
| . +1 | nat-basic1 | f | nat → nat |
| . - . | nat | f | nat × nat → nat |
| . -1 | nat-basic1 | f | nat → nat |
| . .count | partelem | f | partelem → nat |
| . .count:= . | partelem | f | partelem × nat → partelem |
| . .first | partelem | f | partelem → nat |
| . .first:= . | partelem | f | partelem × nat → partelem |
| . .last | partelem | f | partelem → nat |
| . .last:= . | partelem | f | partelem × nat → partelem |
| . < . | nat-basic1 | p | nat × nat |
| . > . | nat | p | nat × nat |
| . ≤ . | nat | p | nat × nat |
| . ≥ . | nat | p | nat × nat |
| m | nat-basic2 | v | nat |
| m0 | partelem | v | nat |
| m1 | partelem | v | nat |
| m2 | partelem | v | nat |
| m3 | partelem | v | nat |
| m4 | partelem | v | nat |
| n | nat-basic1 | v | nat |
| n0 | nat-basic1 | v | nat |
| n1 | nat-basic1 | v | nat |
| nat | nat-basic1 | s | |
| p | partelem | v | partelem |
| partelem | partelem | s | |
| pe | partelem | f | nat × nat × nat → partelem |