| ▼ | Set of symbols |
| ▼ | Alphabet |
| ▼ | Deduction system |
| ▼ | Theory |
| ▼ | Zermelo-Fraenkel set theory |
| ▼ | Set |
| ▼ | Binary cartesian set product |
| ▼ | Binary relation |
| ▼ | Map |
| ▼ | Countable map |
| ▼ | Array |
| ▼ | Matrix |
| ▶ | D6181: Complex matrix standard submatrix |
| ▶ | D5939: Real matrix standard submatrix |
