Whole number

Whole number is a colloquial term in mathematics. The meaning is ambiguous. It may refer to either:


 * Natural number, an element of the set $\{0, 1, 2, ...\}$ or of the set $\{1, 2, 3, ...\}$
 * Integer, an element of the set $\{..., &minus;2, &minus;1, 0, 1, 2, ...\}$