Across
- 4. symbol name of #A
- 8. set membership a∈A
- 9. collection of 2 elements(a,b)
- 11. symbol name of ⊇
- 15. symbol name of ∩
Down
- 1. symbol name of Z
- 2. symbol name of ⊖ or ∆
- 3. symbol name of A×B
- 5. symbol name of ⊆
- 6. symbol name of |
- 7. symbol name of P(A)
- 10. { }a collection of elements
- 12. Ø = { }
- 13. symbol name of ℵ0
- 14. symbol name of ∪