0 is an integer because there is no reason why it should not be.
Some mathematical entities exist as such because they have special qualities that qualify them as one of those entities.
Many more entities exist because there is nothing to disqualify them. 0 is one.
(so to speak.)
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a negative integer is -1,-2,-3 and so on, but not -2.5 or 0 a positive integer is 1, 2, 3 and so on but not 7.2 or 0
3.8 is not a whole number so cannot be an integer.
An integer is a whole number (not a fractional number) that can be positive, negative or zero - so true
It is not an integer, nor can it ever be an integer. It can, however, be rounded to the nearest integer, in which case 0.1 will round to 0 to the nearest integer.
no, integer is 0 or positive / negative whole number