| 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 |
| . .ino | file | f | file → nat |
| . .ino:= . | file | f | file × nat → file |
| . .mode | file | f | file → mode |
| . .mode:= . | file | f | file × mode → file |
| . .pos | file | f | file → nat |
| . .pos:= . | file | f | file × nat → file |
| . < . | nat-basic1 | p | nat × nat |
| . > . | nat | p | nat × nat |
| . ≤ . | nat | p | nat × nat |
| . ≥ . | nat | p | nat × nat |
| MODE_R | mode | c | mode |
| MODE_RW | mode | c | mode |
| MODE_W | mode | c | mode |
| file | file | s | |
| file | file | v | file |
| m | nat-basic1 | v | nat |
| m0 | file | v | nat |
| m1 | file | v | nat |
| m2 | file | v | nat |
| mkfile | file | f | nat × mode × nat → file |
| mode | mode | s | |
| mode | mode | v | mode |
| mode0 | file | v | mode |
| n | nat-basic1 | v | nat |
| n0 | nat-basic1 | v | nat |
| n1 | nat-basic1 | v | nat |
| nat | nat-basic1 | s |