ℤ

See also: Z [U+005A LATIN CAPITAL LETTER Z], z, ʒ, Ζ [U+0396 GREEK CAPITAL LETTER ZETA], and Appendix:Variations of "z"

ℤ U+2124, ℤ DOUBLE-STRUCK CAPITAL Z ← ℣ [U+2123] Letterlike Symbols ℥ → [U+2125]

Translingual

Etymology

From abbreviation of German Zahlen (“numbers”).

Symbol

ℤ

1. (mathematics) The set of integers.
2. (algebra, topology, order theory) That set, with some usual structure.